WORLDBASE

WORLDBASE Players Kowalec, Maciej

Stockfish
GameID: 0
FIDE Country B-Year Gender Standard Rapid Blitz
1167600 POL 1997 M 2124 2061 2049
129 games
2025.01.07 36th Roquetas de Mar Open
219641 FM Cabezas Ayala, I (2231) Kowalec, Maciej (2113) 1/2-1/2
1.e4 c6 2.Nc3 d5 3.Nf3 dxe4 4.Nxe4 Nf6 5.Qe2 Nxe4 6.Qxe4 Qd5 7.Qe3 Bf5 8.d3 e6 9.Be2 Nd7 10.O-O Bc5 11.d4 Be7 12.c3 Qe4 13.Re1 Qxe3 14.Bxe3 O-O 15.Rad1 Rfd8 16.Bg5 Bxg5 17.Nxg5 Nf6 18.Nf3 Bg4 19.h3 Bxf3 20.Bxf3 Kf8 21.h4 a5 22.g3 Nd5 23.Re2 Rd7 24.Rde1 a4 25.a3 Nb6 26.Be4 g6 27.h5 Ra5 28.hxg6 hxg6 29.Kg2 c5 30.dxc5 Rxc5 31.Bc2 Rb5 32.Bd1 Rbd5 33.Bc2 Rb5 34.Bd1 Rbd5 1/2-1/2
2025.01.06 36th Roquetas de Mar Open
229166 Balinski, D (2203) Kowalec, Maciej (2113) 1-0
1.f4 d5 2.Nf3 c5 3.g3 Nc6 4.Bg2 g6 5.O-O Bg7 6.d3 Nf6 7.Qe1 d4 8.Na3 Nd5 9.Bd2 O-O 10.c3 Rb8 11.Nc2 b6 12.c4 Nc7 13.b4 cxb4 14.Nxb4 Nxb4 15.Bxb4 Na6 16.Bd2 Bb7 17.g4 e6 18.h4 Nc5 19.h5 gxh5 20.g5 f6 21.Qh4 Qe8 22.Rf2 f5 23.Kh2 Nd7 24.Bb4 Nc5 25.Rh1 e5 26.fxe5 Bxe5+ 27.Kg1 Bg7 28.Qxh5 Qxh5 29.Rxh5 Rf7 30.Nh4 Bxg2 31.Kxg2 Ne6 32.Nxf5 Bf8 33.Bxf8 Kxf8 34.g6 1-0
2025.01.03 36th Roquetas de Mar Open
229010 Kowalec, Maciej (2113) IM Luch, M (2328) 1/2-1/2
1.d4 d5 2.Nf3 Nf6 3.Bf4 c5 4.e3 Qb6 5.Nc3 a6 6.dxc5 Qxc5 7.Qd4 Qxd4 8.exd4 Bf5 9.O-O-O Nc6 10.Ne5 Rc8 11.f3 h5 12.Nxc6 Rxc6 13.Bd3 Bxd3 14.Rxd3 e6 15.Ne2 h4 16.h3 Nh5 17.Bg5 Bd6 18.Kd1 Bg3 19.Rb3 b6 20.Kd2 Kd7 21.Rc3 Rxc3 22.Kxc3 f6 23.Be3 Bd6 24.Kd3 g5 25.c3 Rg8 26.Rf1 Nf4+ 27.Bxf4 gxf4 28.Rf2 e5 29.c4 dxc4+ 30.Kxc4 Ke6 31.dxe5 fxe5 32.Nc3 Bc5 33.Re2 Bd4 34.Ne4 Rc8+ 35.Kb3 Rc1 36.Rc2 Rb1 37.Rc6+ Kd7 38.Rc2 Re1 39.a4 Re3+ 40.Kc4 Kc6 41.Kb4+ Kd5 42.Nf6+ Ke6 43.Ne4 a5+ 44.Kc4 Re1 45.Kb5 Re3 46.Kc4 Ke7 47.Kd5 Rd3 48.Kc4 Rd1 49.Kb5 Re1 50.Rc7+ Kf8 51.Rc2 Ke7 52.Rc7+ 1/2-1/2
2025.01.03 36th Roquetas de Mar Open
229040 GM Castellanos Rodriguez, R (2482) Kowalec, Maciej (2113) 1-0
1.c4 c5 2.Nf3 Nc6 3.Nc3 d6 4.e3 Nf6 5.d4 cxd4 6.exd4 d5 7.Bg5 Ne4 8.cxd5 Nxc3 9.bxc3 Qxd5 10.c4 Qa5+ 11.Bd2 Qc7 12.Be2 e6 13.O-O Bd6 14.Bd3 h6 15.Qe2 Bf4 16.d5 Bxd2 17.Qxd2 Ne7 18.Rfe1 Qc5 19.Bc2 Bd7 20.Ne5 Qd6 21.Nxf7 Kxf7 22.dxe6+ Qxe6 23.Rxe6 Bxe6 24.Qf4+ 1-0
2024.09.21 TCh-POL 1st League 2024
365996 Puczylowski, M (2132) Kowalec, Maciej (2109) 1/2-1/2
1.e4 e6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nd7 5.Nf3 Ngf6 6.Nxf6+ Nxf6 7.Bd3 a6 8.c3 1/2-1/2
2024.09.19 TCh-POL 1st League 2024
365870 Fraczek, Dar (2000) Kowalec, Maciej (2109) 0-1
1.Nf3 d6 2.c4 e5 3.Nc3 f5 4.d4 e4 5.Ng1 Nf6 6.Nh3 Be6 7.Nf4 Bf7 8.h4 Nbd7 9.e3 g6 10.Be2 Bg7 11.d5 h6 12.Nb5 g5 13.hxg5 hxg5 14.Rxh8+ Bxh8 15.Nh3 Nh7 16.Bh5 g4 17.Bxf7+ Kxf7 18.Nf4 Ne5 19.Qe2 c5 20.dxc6 bxc6 21.Nd4 Qd7 22.Bd2 Ng5 23.Bc3 c5 24.Nb5 a6 25.Bxe5 Bxe5 26.Nc3 Rh8 27.Kd2 Qb7 28.Kc2 Bxf4 29.exf4 Ne6 30.Qd1 Nd4+ 31.Kc1 Qb4 32.Qf1 Qa5 33.Rb1 Kg7 34.Kd2 Rb8 35.Qh1 Rh8 36.Qf1 Qb4 37.Kc1 a5 38.Nd5 Qa4 39.Nc3 Qc2# 0-1
2023.04.10 Pobeskydi Open Talents
977042 Kowalec, Maciej (2133) Lecki, Leonard (1766) 0-1
1.d4 d5 2.Nf3 e6 3.e3 Nf6 4.Bd3 c5 5.b3 cxd4 6.exd4 Nbd7 7.Bb2 b6 8.Nbd2 Be7 9.O-O O-O 10.Qe2 Bb7 11.Ne5 Nxe5 12.dxe5 Nd7 13.c4 Nc5 14.Bc2 d4 15.Bd3 Nxd3 16.Qxd3 Bc5 17.Rfe1 Qh4 18.Nf3 Qh5 19.Rad1 Rad8 20.a3 a5 21.Nd2 f5 22.Qe2 Qg6 23.Nf3 Be4 24.Rd2 Rd7 25.Kh1 Rfd8 26.Rf1 d3 27.Qd1 Qg4 28.h3 Qf4 29.Ne1 Be3 30.fxe3 Qxf1+ 31.Kh2 f4 32.Bd4 fxe3 33.Bxe3 Rf8 34.Bxb6 Qf4+ 35.Kg1 Qxe5 36.b4 axb4 37.axb4 Rdf7 38.Nxd3 Rf1+ 39.Qxf1 Rxf1+ 40.Kxf1 Qd6 0-1
2023.04.09 Pobeskydi Open Talents
983757 Kowalec, Maciej (2133) Kucharska, Helena (1817) 1-0
1.d4 d5 2.Nf3 Nf6 3.e3 c6 4.Bd3 Bg4 5.c4 e6 6.Qb3 Bxf3 7.gxf3 Qb6 8.Nd2 Nbd7 9.f4 c5 10.cxd5 exd5 11.dxc5 Nxc5 12.Qb5+ Nfd7 13.Nf3 a6 14.Qxb6 Nxd3+ 15.Kd2 Nxb6 16.Kxd3 f6 17.b3 O-O-O 18.Bb2 Nd7 19.Bd4 Kb8 20.a4 Nc5+ 21.Bxc5 Bxc5 22.Rhc1 Bd6 23.h4 g6 24.h5 Rdg8 25.hxg6 Rxg6 26.Rg1 Kc7 27.Kd4 Bb4 28.Kxd5 Rd8+ 29.Kc4 a5 30.Rxg6 hxg6 31.Rg1 Rg8 32.Kb5 Rg7 33.Nd4 Kd7 34.Kb6 Kc8 35.Rh1 Kd7 36.Rh8 Be1 37.Rb8 Kd6 38.f3 Bf2 39.Nc2 Re7 40.Rd8+ Ke6 41.Rd2 Bh4 42.Kxa5 g5 43.fxg5 fxg5 44.Kb6 Bg3 45.Rg2 Bh4 46.b4 Rd7 47.Nd4+ Kf6 48.b5 Be1 49.Rc2 Bb4 50.Rc4 Be7 51.Ka7 Bd8 52.b6 Rd6 53.a5 Rd7 54.Nb5 1-0
2023.04.09 Pobeskydi Open Talents
983769 Jaworski, Tymon (1798) Kowalec, Maciej (2133) 0-1
1.d4 c5 2.c3 d5 3.Nf3 Nc6 4.g3 e6 5.Bg2 Nf6 6.O-O Be7 7.Nbd2 cxd4 8.cxd4 O-O 9.b3 a5 10.a3 Qb6 11.Bb2 Bd7 12.e3 Rfc8 13.Ne5 Be8 14.f4 Nd7 15.Nd3 f5 16.Rf2 Nf6 17.Bf1 Bh5 18.Be2 Bxe2 19.Rxe2 Ne4 20.Nxe4 dxe4 21.Nf2 Bf6 22.Rc1 Ne7 23.Rc4 Nd5 24.Qc2 Rc6 25.Rxc6 bxc6 26.Qc4 Rb8 27.Bc1 Be7 28.Rc2 Kf7 29.g4 Qxb3 30.Qxc6 Qb5 31.gxf5 exf5 32.Qxb5 Rxb5 33.Nd1 Rb3 34.a4 Rb1 35.Nc3 Nxe3 36.Nxb1 Nxc2 37.d5 Bc5+ 38.Kg2 Be3 39.Bd2 Bxd2 40.Nxd2 Ne3+ 41.Kg3 Nxd5 42.Nc4 Nc3 43.Nxa5 Nxa4 0-1
2023.04.08 Pobeskydi Open Talents
983739 Szczotka, Klara (1835) Kowalec, Maciej (2133) 1/2-1/2
1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.Bd2 Ne7 6.Nf3 cxd4 7.Nb5 Bxd2+ 8.Qxd2 O-O 9.Nbxd4 Nbc6 10.O-O-O f6 11.exf6 gxf6 12.Nxc6 bxc6 13.g4 Ng6 14.Bd3 Qc7 15.Bxg6 hxg6 16.Rdg1 e5 17.g5 f5 18.Qc3 Re8 19.h4 c5 20.Re1 e4 21.h5 d4 22.Qa3 Be6 23.Nh4 gxh5 24.Ng2 Kg7 25.Rxh5 Rh8 26.Reh1 f4 27.Qa6 Qf7 28.Rh6 f3 29.Qd6 Rxh6 30.gxh6+ Kh7 31.Nf4 Bg4 32.Nd5 Rf8 33.Qxc5 Be6 34.Rg1 Rg8 35.Rxg8 Kxg8 36.Ne7+ Kh7 37.Qxd4 Qxe7 38.Qxe4+ Kxh6 39.Qxf3 1/2-1/2
2023.04.07 Pobeskydi Open Talents
983707 Kowalec, Maciej (2133) Prazak, Daniel (2112) 1/2-1/2
1.c4 c6 2.Nc3 d5 3.e3 Nf6 4.d4 e6 5.Nf3 Nbd7 6.Qc2 Bd6 7.Bd3 O-O 8.b3 e5 9.dxe5 Nxe5 10.Nxe5 Bxe5 11.Bb2 Re8 12.O-O-O Qe7 13.Kb1 dxc4 14.Bxc4 Be6 15.Bxe6 Qxe6 16.h3 Red8 17.Rxd8+ 1/2-1/2
2023.04.07 Pobeskydi Open Talents
983722 CM Ocelak, Jakub (2198) Kowalec, Maciej (2133) 1/2-1/2
1.Nf3 c5 2.c4 Nc6 3.Nc3 g6 4.e3 Bg7 5.d4 d6 6.h3 Nf6 7.d5 Ne5 8.Nxe5 dxe5 9.e4 O-O 10.g4 Ne8 11.h4 h6 12.Be2 Nd6 13.Be3 Qa5 14.Qd2 Kh7 15.h5 g5 16.O-O Bd7 17.a3 Qc7 18.Rfc1 a5 19.f3 b6 20.Nd1 a4 21.Nc3 1/2-1/2
2023.04.06 Pobeskydi Open Talents
983684 Kowalec, Maciej (2133) WFM Tokat, Nehir (1935) 1-0
1.d4 Nf6 2.Bg5 e6 3.Nf3 c5 4.c3 d5 5.e3 Nc6 6.Bd3 h6 7.Bh4 Bd6 8.Nbd2 O-O 9.O-O b6 10.Qe2 cxd4 11.exd4 Be7 12.Ne5 Nxe5 13.dxe5 Nd7 14.Bxe7 Qxe7 15.f4 Nc5 16.Rf3 Nxd3 17.Qxd3 a5 18.Rg3 Ba6 19.Qf3 Kh7 20.Re1 Rad8 21.Qe3 Rb8 22.Nf3 Qc5 23.Nd4 Rfc8 24.Kh1 Rg8 25.Qf2 g6 26.Rh3 Qe7 27.Ree3 Rh8 28.Reg3 Qf8 29.f5 Re8 30.fxg6+ fxg6 31.Rf3 Qc5 32.Rf7+ Kg8 33.Qf6 1-0
2023.04.06 Pobeskydi Open Talents
983691 FM Matras, On (2170) Kowalec, Maciej (2133) 1/2-1/2
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 b6 5.Ne2 Bb7 6.a3 Be7 7.Qc2 d5 8.cxd5 exd5 9.Ng3 O-O 10.Bd3 c5 11.O-O Nc6 12.Nf5 Re8 13.Nxe7+ Qxe7 14.dxc5 bxc5 15.b3 Ne5 16.Bb5 Red8 17.Na4 Rac8 18.Bb2 d4 19.f3 a6 20.Nb6 axb5 21.Nxc8 Rxc8 22.exd4 cxd4 23.Qd2 Nc6 24.Bxd4 Rd8 25.Bxf6 Qxf6 26.Qe3 Qd4 27.Qxd4 Rxd4 28.Rfd1 Kf8 29.Kf2 Ke7 30.Ke3 Rxd1 31.Rxd1 Na5 32.Rd3 Bc8 33.Kd4 Kd6 34.Kc3+ Kc6 35.a4 bxa4 36.bxa4 Kc5 37.Rd4 Nc6 38.Rh4 h6 39.Rh5+ f5 40.Rh4 Be6 41.g4 Ne7 42.gxf5 Nxf5 43.Rb4 Nd6 44.Rb8 Bd5 45.f4 Bc4 46.Rd8 Ne4+ 47.Kc2 Nf6 48.a5 Kb4 49.Rd4 Nd5 50.f5 Kc5 51.Re4 Bb5 52.Kd2 Bd7 53.a6 Kb6 54.Rg4 Bxf5 55.Rxg7 Kxa6 56.Rf7 Bg4 57.Kd3 h5 58.Kd4 Nb4 1/2-1/2
2022.09.08 TCh-POL 2nd League 2022
1191624 FM Cichocki, A (2302) Kowalec, Maciej (2098) 1/2-1/2
1.d4 Nf6 2.c4 e6 3.Nf3 Bb4+ 4.Bd2 1/2-1/2
2022.09.07 TCh-POL 2nd League 2022
1191516 FM Dzierzak, Radoslaw (2254) Kowalec, Maciej (2098) 1/2-1/2
1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.g3 e5 7.Nde2 Be7 8.Bg2 O-O 9.O-O b5 10.Nd5 Nbd7 11.Nec3 Nxd5 12.Nxd5 Nf6 13.Be3 Nxd5 14.Qxd5 Be6 15.Qd2 Qc7 16.c3 Rfd8 17.a4 Qc6 18.axb5 axb5 19.Rxa8 Rxa8 20.Rb1 Bb3 21.Qc1 d5 22.exd5 Bxd5 23.Bxd5 Qxd5 24.Ra1 Rxa1 25.Qxa1 h5 26.h4 Bc5 27.Bxc5 Qxc5 28.Qa8+ Kh7 29.Qf3 Kg6 30.Qd3+ Kf6 31.Qf3+ Kg6 32.Qd3+ Kf6 33.Qd8+ Ke6 34.Qe8+ Kf6 35.b3 Qd5 36.b4 Kg6 37.Qe7 f6 38.Qe8+ Kh6 39.Qf8 Kg6 40.Qe8+ Kh6 41.Qe7 Kg6 42.Qe8+ 1/2-1/2
2022.09.06 TCh-POL 2nd League 2022
1191407 Sielicki, T (1965) Kowalec, Maciej (2098) 0-1
1.d4 d5 2.Bf4 c5 3.e3 Nc6 4.Nc3 a6 5.Nf3 Nf6 6.Ne5 cxd4 7.Nxc6 bxc6 8.Qxd4 c5 9.Qd2 e6 10.Be2 Bd6 11.O-O Bxf4 12.exf4 Rb8 13.b3 O-O 14.Rad1 Bb7 15.Bf3 Qc7 16.Rfe1 h6 17.g3 d4 18.Ne4 Nd5 19.Qd3 Nb4 20.Qc4 Bd5 21.Qe2 f5 22.Nd2 Nxc2 23.Bxd5 exd5 24.Qe6+ Qf7 25.Qxf7+ Rxf7 26.Re5 Nb4 27.a3 Na2 28.Rde1 Nc3 29.f3 a5 30.a4 c4 31.bxc4 Rb2 32.Nf1 dxc4 33.Rxa5 d3 34.Re8+ Kh7 35.Rc8 Ne2+ 36.Kh1 c3 37.Ne3 c2 38.Rac5 Rb1+ 39.Kg2 c1=Q 40.Rxc1 Rxc1 0-1
2022.09.05 TCh-POL 2nd League 2022
1191253 CM Mika, T2 (2157) Kowalec, Maciej (2098) 1-0
1.e4 e6 2.d4 d5 3.Bd3 c5 4.exd5 exd5 5.Nf3 c4 6.Be2 Nc6 7.O-O Bd6 8.b3 cxb3 9.axb3 Nge7 10.c4 O-O 11.Nc3 Bg4 12.Be3 a6 13.Qd2 Rc8 14.c5 Bb8 15.h3 Bh5 16.Bf4 Qd7 17.Rfe1 f6 18.Rab1 Bxf4 19.Qxf4 g5 20.Qd2 Bg6 21.Rb2 Kg7 22.b4 h5 23.b5 axb5 24.Nxb5 Nf5 25.Bd3 Rb8 26.Bxf5 Bxf5 27.Nd6 Bg6 28.Rb6 g4 29.hxg4 Qxg4 30.Qb2 h4 31.Rxb7+ Kg8 32.Rxb8 Rxb8 33.Qe2 Nxd4 34.Nxd4 Qxd4 35.c6 Qc3 36.Qe6+ Kg7 37.Qe7+ Kg8 38.c7 Ra8 39.c8=Q+ Rxc8 40.Qe6+ Kg7 41.Nxc8 1-0
2022.09.03 TCh-POL 2nd League 2022
1197993 Kowalec, Maciej (2098) Skomial, M (2090) 1/2-1/2
1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.cxd5 exd5 5.Bg5 c6 6.e3 Bf5 7.Qf3 Bg6 8.Bxf6 gxf6 9.Nge2 Nd7 10.h4 Qa5 11.O-O-O h5 12.Nf4 Bb4 13.Nxg6 fxg6 14.Bd3 Rg8 15.Kb1 Bxc3 16.bxc3 Qxc3 17.g4 hxg4 18.Qxg4 O-O-O 19.Bxg6 f5 20.Qg5 Qb4+ 21.Ka1 Qc3+ 22.Kb1 Qb4+ 23.Ka1 Qc3+ 1/2-1/2
2022.08.10 9th Prague Summer Open
1240988 Kowalec, Maciej (2104) Slampa, J (2250) 0-1
1.d4 d5 2.c4 c6 3.Nc3 a6 4.e3 Nf6 5.Nf3 b5 6.b3 Bg4 7.h3 Bxf3 8.Qxf3 e5 9.dxe5 Bb4 10.Bd2 Bxc3 11.Bxc3 Ne4 12.Bd2 Nxd2 13.Kxd2 dxc4+ 14.Kc2 O-O 15.Be2 a5 16.Rhd1 Qe7 17.Qf5 Na6 18.Rd6 Nb4+ 19.Kb2 cxb3 20.axb3 a4 21.bxa4 bxa4 22.Ra3 Nd5 23.Kc1 Rab8 24.Bc4 g6 25.Qe4 Rb4 26.f4 Qh4 27.Kd1 Rfb8 28.Bxd5 Rxe4 29.Bxe4 Qf2 30.Rxa4 Qf1+ 31.Kc2 Qb1+ 32.Kd2 Rb2+ 33.Kc3 Qc1+ 34.Kd4 Qd1+ 35.Kc3 Qb3+ 0-1
2022.08.07 9th Prague Summer Open
1250127 IM Kaspi, A (2412) Kowalec, Maciej (2104) 1-0
1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.cxd5 exd5 5.Bg5 Be7 6.e3 c6 7.Bd3 O-O 8.Qc2 Nbd7 9.Nf3 Re8 10.O-O h6 11.Bh4 Ne4 12.Bxe4 Bxh4 13.Bh7+ Kh8 14.Nxh4 Qxh4 15.Bd3 Nf6 16.b4 Ng4 17.h3 Nf6 18.Bf5 Ne4 19.Bxe4 dxe4 20.f4 Bxh3 21.gxh3 Qg3+ 22.Kh1 Qxh3+ 23.Qh2 Qxe3 24.Ne2 a5 25.b5 cxb5 26.Rab1 b4 27.Rb3 Qd2 28.Rg3 Ra6 29.f5 Rf6 30.Qg2 Rg8 31.Qxe4 Rc6 32.Rfg1 Qxa2 33.Nf4 Rc3 34.R3g2 Qb3 35.f6 g6 36.Rh2 h5 37.Qf5 1-0
2022.08.06 9th Prague Summer Open
1250062 Kowalec, Maciej (2104) Lutsko, Artem (2407) 0-1
1.d4 Nf6 2.Nf3 d5 3.c4 e6 4.cxd5 exd5 5.Nc3 c6 6.Bg5 Be7 7.e3 Bf5 8.Bd3 Bxd3 9.Qxd3 O-O 10.O-O Nbd7 11.Bxf6 Nxf6 12.Rab1 a5 13.Rfc1 Re8 14.Ne5 Bd6 15.f4 Re7 16.Qf5 Ne8 17.Nd1 Bc7 18.Qh3 Nd6 19.g4 Qe8 20.b3 f6 21.Nd3 Qg6 22.N3f2 Rae8 23.Qg2 h5 24.h3 Kf7 25.Rb2 Ne4 26.Nxe4 Rxe4 27.Rf2 Qh6 28.gxh5 Qxh5 29.Qg4 Qxg4+ 30.hxg4 g5 31.Nc3 Rxe3 32.fxg5 Rg3+ 33.Kf1 Bd8 34.gxf6 Rxg4 35.Ne2 Bxf6 36.Rc5 Rh8 37.Ke1 Ke7 38.Rf1 Rh2 39.Rc2 Re4 40.Kd1 Bxd4 41.Ng3 Rxc2 42.Kxc2 Rg4 43.Nf5+ Ke6 44.Nxd4+ Rxd4 45.Rf8 Kd6 46.Ra8 b6 0-1
2021.09.12 TCh-POL 2nd League 2021
1550432 Paprocki, J (2186) Kowalec, Maciej (2070) 1/2-1/2
1.e4 e6 2.d4 d5 3.Nd2 c5 4.exd5 Qxd5 5.Ngf3 cxd4 6.Bc4 Qd7 7.O-O Nf6 8.Nb3 Nc6 9.Nbxd4 Nxd4 10.Qxd4 Qxd4 1/2-1/2
2021.09.11 TCh-POL 2nd League 2021
1550330 Kowalec, Maciej (2070) Kukula, P (2121) 0-1
1.c4 Nf6 2.Nc3 g6 3.g3 Bg7 4.Bg2 O-O 5.Nf3 d6 6.O-O e5 7.d3 Nc6 8.Rb1 a5 9.a3 Re8 10.b4 axb4 11.axb4 h6 12.b5 Ne7 13.Qb3 Be6 14.Bb2 Qd7 15.Ra1 Rab8 16.Rfd1 Bh3 17.Bh1 Nh5 18.d4 exd4 19.Nxd4 c6 20.e3 Nf6 21.Ba3 Rbd8 22.bxc6 bxc6 23.Nxc6 Nxc6 24.Rxd6 Na5 25.Qd1 Qc8 26.Qa4 Rxd6 27.Bxd6 Nxc4 28.Nb5 Bd7 29.Rc1 Bxb5 30.Qxb5 Nxd6 31.Rxc8 Nxb5 0-1
2021.09.10 TCh-POL 2nd League 2021
1550222 Janiszewski, Filip (1983) Kowalec, Maciej (2070) 1/2-1/2
1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.f3 e5 6.Nb3 d5 7.Bg5 Be6 8.Bxf6 gxf6 9.exd5 Qxd5 10.Qxd5 Bxd5 11.Nc3 Be6 12.O-O-O Nc6 13.Nd5 Bxd5 14.Rxd5 Rd8 15.Rxd8+ Kxd8 16.Bc4 Ke7 17.Rd1 h5 18.Nc5 Bh6+ 19.Kb1 Rd8 20.Rxd8 Nxd8 21.b4 Be3 22.Bd5 b6 23.Nd3 Kd6 24.Be4 h4 25.g3 hxg3 26.hxg3 Ne6 27.g4 Nd4 28.c3 Ne2 29.Kc2 Ng3 30.Bh7 Ke6 31.b5 f5 32.gxf5+ Nxf5 33.Nb4 1/2-1/2
2021.09.09 TCh-POL 2nd League 2021
1550090 Rusiniak, S (2110) Kowalec, Maciej (2070) 1/2-1/2
1.d4 Nf6 2.Nf3 g6 3.g3 Bg7 4.Bg2 c5 5.c3 cxd4 6.cxd4 d5 7.O-O 1/2-1/2
2021.09.08 TCh-POL 2nd League 2021
1550012 Kowalec, Maciej (2070) CM Mazurkiewicz, M (2193) 1-0
1.d4 d6 2.e4 Nf6 3.Nc3 c6 4.f4 Qb6 5.Nf3 Bg4 6.Be2 e6 7.e5 Nfd7 8.exd6 Bxd6 9.Ne4 Be7 10.c3 Nf6 11.Nxf6+ Bxf6 12.Ne5 Bf5 13.Qb3 Nd7 14.Be3 Nxe5 15.fxe5 Bh4+ 16.g3 Be4 17.Rf1 Be7 18.O-O-O O-O 19.h4 Qc7 20.Rf4 Bg2 21.Rg1 Bh3 22.Rh1 Bg2 23.Rh2 Bd5 24.c4 c5 25.cxd5 cxd4+ 26.Kb1 dxe3 27.d6 Bxd6 28.exd6 Qxd6 29.Qxe3 Rac8 30.Rh1 e5 31.Rc4 Rce8 32.h5 f5 33.Rd1 Qf6 34.Rc7 f4 35.Qe4 fxg3 36.Rdd7 g2 37.Qxg2 1-0
2021.09.07 TCh-POL 2nd League 2021
1549934 Kowalec, Maciej (2070) Kossobudzki, R (2052) 1-0
1.d4 Nf6 2.Bg5 b5 3.f3 d5 4.e3 a6 5.a4 b4 6.c4 c5 7.dxc5 Qc7 8.cxd5 Qxc5 9.e4 Nbd7 10.Nd2 h6 11.Nb3 Qd6 12.Be3 g6 13.Rc1 Bg7 14.Qd2 h5 15.Rc6 Qb8 16.Bf4 Ne5 17.Rxc8+ Qxc8 18.Bxe5 Nxe4 19.fxe4 Bxe5 20.Nf3 Bg7 21.Bd3 O-O 22.O-O Qb7 23.Kh1 Qb6 24.e5 Rad8 25.Be4 Rc8 26.Qg5 Rc4 27.Nbd2 Rc7 28.b3 Rc3 29.Qxe7 Qb8 30.d6 Bh6 31.Bd5 Qc8 32.d7 Qd8 33.Bxf7+ Kg7 34.Qxd8 Rxd8 35.e6 Re3 36.Nc4 Re2 37.Nce5 Bg5 38.Nxg5 Rxe5 39.e7 Rxe7 40.Ne6+ 1-0
2021.09.06 TCh-POL 2nd League 2021
1557154 Grzesik, Gracjan (2149) Kowalec, Maciej (2070) 1/2-1/2
1.c4 c5 2.Nf3 Nc6 3.Nc3 g6 4.e3 Nf6 5.d4 cxd4 6.exd4 d5 7.cxd5 Nxd5 8.Qb3 Nxc3 9.Bc4 Nd5 10.Bxd5 e6 11.Bxc6+ bxc6 12.O-O Ba6 13.Bg5 Qd5 14.Rfc1 Qxb3 15.axb3 Bb5 16.Bf6 Rg8 17.Ne5 Be7 18.Bxe7 Kxe7 19.Nxc6+ Bxc6 20.Rxc6 Rgd8 21.Rc7+ Kf6 22.Ra4 a5 23.g3 Rab8 24.Rxa5 Rxd4 25.Raa7 Rf8 26.h4 h5 27.Kg2 Rd2 28.b4 Rxb2 29.Rab7 g5 30.hxg5+ Kxg5 31.Rxf7 Rxf7 32.Rxf7 Rxb4 33.f4+ Kg6 34.Re7 Kf6 35.Rh7 Kg6 36.Rh8 Rb5 37.Kh3 Kg7 38.Re8 Kf7 39.Ra8 e5 40.fxe5 Rxe5 41.Kh4 Kg6 42.Ra6+ Kg7 43.Rd6 Ra5 44.Re6 Rb5 45.Ra6 1/2-1/2
2021.09.05 TCh-POL 2nd League 2021
1557040 Kowalec, Maciej (2070) Bes, M (2130) 1/2-1/2
1.d4 d5 2.Nf3 Nf6 3.e3 Bf5 4.c4 c6 5.Nc3 e6 6.Nh4 Bg4 7.Qb3 b6 8.h3 Bh5 9.g4 Nfd7 10.Ng2 Bg6 11.Nf4 Bd6 12.Nxg6 hxg6 13.e4 O-O 14.cxd5 exd5 15.exd5 c5 16.Nb5 cxd4 17.Nxd4 Nc5 18.Qf3 Nbd7 19.Nc6 Ne5 20.Nxe5 Bxe5 21.Bb5 f5 22.g5 Ne4 23.Bc6 Rc8 24.h4 Qd6 25.O-O Kf7 26.Kg2 Rh8 27.Rh1 Bd4 1/2-1/2
2021.09.04 TCh-POL 2nd League 2021
1556939 FM Markowski, D (2202) Kowalec, Maciej (2070) 0-1
1.Nf3 c5 2.g3 Nc6 3.Bg2 g6 4.O-O Bg7 5.d3 d6 6.e4 e6 7.Nbd2 Nge7 8.Re1 b5 9.Nf1 a5 10.h4 h5 11.Rb1 b4 12.Bg5 Qc7 13.Qd2 e5 14.c3 Be6 15.a3 Rb8 16.Be3 bxc3 17.bxc3 O-O 18.Ng5 Bb3 19.Bh3 a4 20.Qe2 Nd8 21.c4 f6 22.Ne6 Qd7 23.Nf4 Qe8 24.Nd5 Nxd5 25.exd5 f5 26.Bd2 Nf7 27.Bc3 Qc8 28.Nd2 Qa6 29.Rbc1 Bh6 30.f4 Rbe8 31.Bf1 Qc8 32.Qf2 exf4 33.gxf4 Rxe1 34.Rxe1 Re8 35.Rb1 Bc2 36.Rc1 Bb3 37.Qg3 Kh7 38.Kf2 Qd8 39.Nxb3 axb3 40.Rb1 Bg7 41.Bxg7 Kxg7 42.Rxb3 Qe7 43.Kg1 Nh6 44.d4 cxd4 45.Qf2 Ng4 46.Qxd4+ Kg8 47.Rb2 Qxh4 48.c5 Ne3 49.Re2 Qg3+ 50.Bg2 Re4 51.Qf6 Nxg2 52.Rxe4 Nh4+ 53.Kf1 Qg2+ 54.Ke1 Nf3+ 0-1
2021.08.06 10th Split Open 2021
1594736 WIM Berke, A (2179) Kowalec, Maciej (2063) 1/2-1/2
1.e4 e6 2.d4 d5 3.Nd2 c5 4.exd5 Qxd5 5.Ngf3 cxd4 6.Bc4 Qd7 7.O-O Nc6 8.Nb3 Nf6 9.Nbxd4 Nxd4 10.Nxd4 a6 11.a4 Qc7 12.Qe2 Bd6 13.Kh1 O-O 14.Bg5 Be5 15.c3 h6 16.Bh4 Bxd4 17.cxd4 Nd5 18.Rac1 Qb6 19.f4 Qxd4 20.Bf2 Qf6 21.Qe4 Qg6 22.Qf3 Bd7 23.Bd3 f5 24.Bd4 Bxa4 25.Rce1 Bc6 26.Qe2 Rfe8 27.Bc4 Qg4 28.Qxg4 fxg4 29.Re5 g6 30.Kg1 Bb5 31.Bxd5 exd5 32.Rfe1 Kf7 33.Kf2 Rxe5 34.Rxe5 Re8 35.g3 Rxe5 36.Bxe5 Ke6 37.Ke3 Kd7 38.Kd4 Kc6 39.Bg7 h5 40.Bf8 Be2 41.Be7 Bf3 42.Bf8 Kb5 43.Kc3 a5 44.Be7 Bd1 45.Bd8 d4+ 46.Kxd4 Kb4 47.Kd3 a4 48.Kd2 Bf3 49.Bb6 Kb3 50.Kc1 Be4 51.Bd8 b5 52.Be7 Bf5 53.Bf8 h4 54.Be7 h3 55.Bf8 Kc4 56.Kd2 Kd4 57.Bg7+ Ke4 58.Bf8 Kf3 59.Bd6 Be6 60.Be7 Bc4 61.Bf8 Kg2 62.Ke1 Kf3 63.Kd2 Be6 64.Be7 Ke4 65.Bf8 Bf5 66.Be7 Kd4 67.Bf8 Kc4 68.Be7 b4 69.Bf8 Kb3 70.Kc1 a3 71.bxa3 bxa3 72.Bg7 Kc4 73.Kd2 1/2-1/2
2021.08.03 10th Split Open 2021
1594661 Kowalec, Maciej (2063) FM Roos, Ad (2303) 0-1
1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.Bd2 Nb6 6.Nf3 Bg7 7.Bf4 c5 8.dxc5 N6d7 9.e3 O-O 10.Be2 Nc6 11.O-O Nxc5 12.Qxd8 Rxd8 13.Rac1 Bf5 14.Rfd1 Nd3 15.Bxd3 Bxd3 16.Ne1 Bc4 17.b3 Ba6 18.Nd5 Rac8 19.Bg5 f6 20.Bh4 Kf7 21.f4 Rd7 22.Nc3 Rxd1 23.Nxd1 Rd8 24.Nf3 Be2 25.Nc3 Bxf3 26.gxf3 Rd3 27.Bf2 f5 28.Na4 Rd2 29.Nc5 Bb2 30.Rb1 Ba3 31.Be1 Rxa2 32.Nxb7 Re2 33.Bf2 a5 34.Ra1 Bb4 35.Rc1 Na7 36.Nd8+ Ke8 37.Ne6 Nb5 38.Rd1 h6 39.Rd5 Nc3 40.Rd8+ Kf7 41.Nd4 Rb2 42.Be1 Rb1 43.Nc2 Rc1 44.Nxb4 Rxe1+ 45.Kf2 0-1
2021.08.01 10th Split Open 2021
1599978 Kowalec, Maciej (2063) FM Stocko, J (2215) 1/2-1/2
1.d4 Nf6 2.c4 e6 3.a3 d5 4.Nc3 c6 5.cxd5 exd5 6.Bg5 Be7 7.e3 Nbd7 8.Bd3 O-O 9.Nf3 Re8 10.O-O h6 11.Bh4 Ne4 12.Bxe7 Qxe7 13.Qc2 a5 14.b4 axb4 15.axb4 Rxa1 16.Rxa1 b5 17.Ra7 Qxb4 18.Nxe4 dxe4 19.Bxe4 c5 20.Bc6 Rd8 21.Ra1 Qc4 22.Qb2 cxd4 1/2-1/2
2021.07.06 17th Baltic Pearl Open A
1612722 Strepikowski, Pawel (1635) Kowalec, Maciej (2128) 1-0
1.e4 e6 2.d3 d5 3.Nd2 c5 4.Ngf3 Nc6 5.g3 b6 6.Bg2 Bb7 7.O-O Nf6 8.Re1 Be7 9.a3 Qc7 10.c3 h6 11.Qe2 O-O-O 12.b4 g5 13.bxc5 Bxc5 14.Nb3 dxe4 15.dxe4 Be7 16.Bb2 e5 17.c4 Nd7 18.Bh3 h5 19.Bxd7+ Rxd7 20.c5 g4 21.Nh4 Bxh4 22.gxh4 Rhd8 23.Rac1 Rd3 24.Rc3 Rxc3 25.Bxc3 Qd7 26.cxb6 axb6 27.Qb2 f6 28.a4 Qd3 29.a5 Qb5 30.axb6 Qxb6 31.Qc2 Kd7 32.Rb1 Ba8 33.Ba5 Nd4 34.Bxb6 Nxc2 35.Rd1+ Nd4 36.Bxd8 Kxd8 37.Nxd4 exd4 38.Rxd4+ Ke7 39.h3 Ke6 40.Ra4 Bb7 41.hxg4 1-0
2021.07.05 17th Baltic Pearl Open A
1612708 Kowalec, Maciej (2128) Ciszewski, Krzysztof (1667) 1-0
1.c4 e5 2.Nc3 Nf6 3.e4 g6 4.g3 Bg7 5.Bg2 O-O 6.Nge2 d6 7.O-O Nc6 8.d3 Nd7 9.Rb1 a5 10.Be3 Nd4 11.Bxd4 exd4 12.Nb5 c5 13.Nxd6 Ne5 14.Nxc8 Qxc8 15.Nf4 h5 16.Nd5 Qd8 17.h3 Nd7 18.f4 Nb6 19.Nxb6 Qxb6 20.e5 Qc7 21.h4 Qd7 22.Kh2 Rad8 23.Bh3 Qe7 24.Qe1 b5 25.cxb5 c4 26.dxc4 d3 27.Bg2 Rd4 28.Bd5 Rd8 29.Rd1 Qc5 30.Rf3 R8xd5 31.cxd5 Qxd5 32.Qe3 d2 33.Rf2 Rd3 34.Rfxd2 1-0
2021.07.03 17th Baltic Pearl Open A
1612685 Majocha, Piotr (1919) Kowalec, Maciej (2128) 1-0
1.d4 Nf6 2.Nf3 e6 3.c4 b6 4.a3 Bb7 5.Nc3 Be7 6.d5 exd5 7.cxd5 O-O 8.e4 Re8 9.Bd3 c6 10.O-O h6 11.Bc2 d6 12.dxc6 Nxc6 13.Re1 Bf8 14.Bf4 a6 15.Nd4 Ne5 16.Nf5 Qc7 17.Qd4 Rad8 18.Ne3 Qc5 19.Rad1 Ng6 20.Bg3 d5 21.Qxc5 Bxc5 22.Nexd5 Bxd5 23.exd5 Rxe1+ 24.Rxe1 Bd4 25.Bb3 Rd7 26.Rd1 Bxc3 27.bxc3 Ne4 28.c4 Nxg3 29.fxg3 Rd6 30.Kf2 Ne5 31.Ke3 Nd7 32.Kd4 f6 33.Ba4 Nc5 34.Bc6 Ne6+ 35.Kc3 Nd8 36.Ba4 Kf8 37.Kb4 Nf7 38.c5 bxc5+ 39.Kxc5 Rd8 40.d6 Ne5 41.Kd5 Kf7 42.Rc1 Kg6 43.Ke6 Rb8 44.d7 Rb6+ 45.Ke7 Kh7 46.d8=Q 1-0
2021.07.02 17th Baltic Pearl Open A
1612668 Kowalec, Maciej (2128) Zabron, Maksym (1831) 1/2-1/2
1.d4 c5 2.e3 cxd4 3.exd4 d5 4.Nf3 Nc6 5.c3 Nf6 6.Bd3 g6 7.h3 Bg7 8.Bf4 O-O 9.O-O Bf5 10.Bxf5 gxf5 11.Ne5 e6 12.Nd2 Ne4 13.Nd3 b6 14.f3 Nxd2 15.Qxd2 Qf6 16.a4 Qg6 17.Kh1 Rad8 18.b4 f6 19.Rfe1 Rfe8 20.a5 e5 21.dxe5 fxe5 22.Bg5 Rd6 23.axb6 axb6 24.Be3 d4 25.cxd4 Nxd4 26.Rad1 f4 27.Bxd4 Rxd4 28.Qa2+ Kh8 29.Qa4 Red8 30.Nf2 h6 31.Ne4 Qe6 32.Rxd4 Rxd4 1/2-1/2
2021.06.29 17th Baltic Pearl Open A
1612642 Rogala, Milosz (1838) Kowalec, Maciej (2128) 0-1
1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Ba5 6.b4 cxd4 7.Nb5 Bc7 8.f4 Ne7 9.Qg4 Nf5 10.Nf3 h5 11.Qg5 a6 12.Qxd8+ Bxd8 13.Nbxd4 Nxd4 14.Nxd4 Bd7 15.Bb2 Bb6 16.O-O-O Nc6 17.c4 Nxd4 18.Bxd4 Bxd4 19.Rxd4 Rc8 20.Kb2 dxc4 21.Bxc4 Bc6 22.Rhd1 Bxg2 23.Rg1 Bh3 24.Rxg7 Bg4 25.Bd3 Kf8 26.Rh7 Rxh7 27.Bxh7 Bf3 28.Bd3 Ke7 29.Rc4 Bc6 30.Rc2 Kd7 31.h4 Rg8 32.Be2 Be4 33.Rd2+ Ke7 34.Rd4 Bd5 35.Bxh5 Rh8 36.Bd1 Rxh4 37.Bc2 Rh3 38.f5 Re3 39.f6+ Kd7 40.Rg4 Rxe5 41.Rg7 Re2 42.Rxf7+ Ke8 43.Re7+ Kf8 44.Kc3 Rf2 45.Rh7 Rxc2+ 46.Kd4 Rf2 0-1
2021.06.28 17th Baltic Pearl Open A
1612632 Kowalec, Maciej (2128) Ochedzan, Filip (1674) 1-0
1.d4 d5 2.Bf4 Nf6 3.e3 c5 4.c3 Nc6 5.Bd3 Qb6 6.Qb3 c4 7.Qxb6 axb6 8.Bc2 e6 9.Nd2 b5 10.Ne2 b4 11.O-O Bd7 12.Rfb1 Be7 13.a3 b3 14.Bd1 Nh5 15.Bc7 Rc8 16.Bb6 Nf6 17.Ng3 e5 18.dxe5 Nxe5 19.Nf3 Nd3 20.Be2 Nc5 21.Bxc5 Bxc5 22.Rd1 h5 23.h4 g6 24.Ng5 Bd6 25.Nf1 Bb8 26.Bf3 Bc6 27.Nd2 O-O 28.e4 Rfd8 29.exd5 Bxd5 30.Nde4 Nxe4 31.Bxe4 Bxe4 32.Nxe4 Be5 33.g3 Kf8 34.f4 Bc7 35.Kf2 Bb6+ 36.Kf3 Ke7 37.Ke2 Ba7 38.a4 Rc7 39.Rxd8 Kxd8 40.Rd1+ Ke7 41.Nd6 Ke6 42.Nb5 Rc6 43.Nxa7 Ra6 44.Nb5 Rxa4 45.Na3 b5 46.Nxb5 Ra2 47.Rd2 Ra1 48.Na3 Rg1 49.Kf2 1-0
2021.05.15 ch-POL Academic Men 2021
1679048 Kowalec, Maciej (2128) Ulanowski, K (2151) 0-1
1.d4 Nf6 2.Bg5 Ne4 3.h4 c5 4.d5 h6 5.Bf4 d6 6.Nd2 Nxd2 7.Qxd2 b5 8.e4 Qb6 9.h5 Bb7 10.f3 Nd7 11.c4 b4 12.Bd3 a5 13.a4 O-O-O 14.Ne2 g5 15.hxg6 fxg6 16.O-O-O h5 17.Bg5 Qc7 18.Nf4 Ne5 19.Ne6 Qd7 20.Nxd8 Qxa4 21.Ne6 Ba6 22.Qe2 Qa1+ 23.Kd2 Qxb2+ 24.Ke3 Qc3 25.Rc1 Qa3 26.Kf2 Nxd3+ 27.Kg3 Nxc1 28.Rxc1 h4+ 29.Kh2 h3 30.gxh3 Bh6 31.Rg1 Qb3 32.Qg2 Bxg5 33.Nxg5 Qe3 34.Qg4+ Kb8 35.Qd7 Qf4+ 36.Kh1 Bc8 37.Qb5+ Bb7 38.Qd7 b3 39.Rb1 Qxg5 40.Rxb3 Qc1+ 41.Kg2 Qc2+ 0-1
2021.05.15 ch-POL Academic Men 2021
1679095 Kowalec, Maciej (2128) FM Karpus, Michal (2271) 0-1
1.d4 Nf6 2.Bg5 d5 3.e3 e6 4.Nf3 c5 5.c3 Nbd7 6.Nbd2 Be7 7.Bd3 O-O 8.O-O b6 9.Rc1 Bb7 10.Ne5 Nxe5 11.dxe5 Nd7 12.Bxe7 Qxe7 13.f4 f6 14.Qc2 f5 15.c4 d4 16.e4 g6 17.Be2 Rad8 18.Bf3 Nb8 19.Qd3 Nc6 20.a3 Kh8 21.g3 Qd7 22.h4 a6 23.Kg2 Rb8 24.h5 g5 25.exf5 exf5 26.Rce1 g4 27.Bd5 Nd8 28.Bxb7 Qxb7+ 29.Kf2 Ne6 30.b4 cxb4 31.axb4 b5 32.c5 Qd5 33.Ra1 Ra8 34.Ra5 Nd8 35.Rfa1 Nc6 36.Rxa6 Rxa6 37.Rxa6 Nxb4 38.Qa3 Nxa6 39.Qxa6 Qxc5 40.Ke2 d3+ 41.Ke1 Qc1+ 0-1
2021.05.14 ch-POL Academic Men 2021
1678935 IM Gumularz, Szymon (2517) Kowalec, Maciej (2128) 1-0
1.d4 Nf6 2.Bf4 e6 3.e3 c5 4.Nf3 d5 5.Nbd2 Nc6 6.c3 Nh5 7.Bg5 Be7 8.Bxe7 Qxe7 9.Ne5 Nf6 10.Bb5 Bd7 11.Bxc6 bxc6 12.Nb3 Ne4 13.O-O c4 14.f3 Nxc3 15.bxc3 cxb3 16.Qxb3 f6 17.Qb7 Rc8 18.Nd3 Kf7 19.Qxa7 Ra8 20.Qc5 Rhb8 21.a4 Rb3 22.a5 Rb5 23.Qxe7+ Kxe7 24.a6 Bc8 25.Nc5 Ra7 26.Rfb1 Kd6 27.Kf2 Kc7 28.e4 dxe4 29.fxe4 e5 30.Rxb5 cxb5 31.dxe5 fxe5 32.Nd3 Kd6 33.Nb4 Kc5 34.Ke3 Kc4 35.Ra3 Bd7 36.Nd3 Bc8 37.Nxe5+ Kc5 38.Nd3+ Kc4 39.Nb4 g5 40.g3 h5 41.h4 g4 42.Kf4 Rf7+ 43.Kg5 1-0
2021.03.13 1st FIDE World Uni BlitzB
1734924 Kowalec, Maciej (2123) Sales Filho, Jose Gabriel Sampaio 1-0
1.d4 e6 2.Nf3 Nf6 3.e3 b6 4.c4 Bb7 5.a3 c5 6.Nc3 d5 7.dxc5 Bxc5 8.b4 Be7 9.Bb2 O-O 10.cxd5 Nxd5 11.Nxd5 Qxd5 12.Qxd5 Bxd5 13.Be2 Rc8 14.Rc1 Nd7 15.O-O Nf6 16.Ba6 Rd8 17.Ne5 Ne4 18.f3 Nf6 19.e4 Bb3 20.Nc6 Rd7 21.Nd4 Ba4 22.b5 Bc5 23.Rc4 Bb3 24.Rxc5 Rxd4 25.Bxd4 bxc5 26.Bxc5 Rd8 27.Bxa7 Rd2 28.b6 Nd7 29.b7 Ra2 30.b8=Q+ Nxb8 31.Bxb8 Rxa3 32.Bb5 Ra8 33.Bf4 Rc8 34.Rb1 Ba2 35.Rb2 Rc2 36.Rxc2 1-0
2021.03.13 1st FIDE World Uni BlitzB
1735451 Ghevondyan, Arman (1895) Kowalec, Maciej (2123) 1-0
1.Nf3 c5 2.g3 Nc6 3.d4 cxd4 4.Nxd4 e5 5.Nxc6 bxc6 6.Bg2 d5 7.O-O Be6 8.c4 Nf6 9.cxd5 cxd5 10.Nc3 Be7 11.Bg5 e4 12.Qa4+ Qd7 13.Qxd7+ Nxd7 14.Bxe7 Kxe7 15.Rfd1 Nb6 16.Rac1 Rac8 17.Nb5 a6 18.Nd4 Rhd8 19.Nc6+ Kf6 20.Nxd8 Rxd8 21.Bxe4 Ke5 22.Bd3 a5 23.Rc6 Na4 24.b3 Nb2 25.Rd2 Nxd3 26.Rxd3 g5 27.f3 Rb8 28.Kf2 f5 29.Re3+ Kd4 30.Rexe6 1-0
2021.03.13 1st FIDE World Uni BlitzB
1734684 Kowalec, Maciej (2123) IM Matviishen, Viktor (2512) 1-0
1.d4 d5 2.Nf3 Nf6 3.e3 c5 4.b3 Nc6 5.a3 cxd4 6.exd4 Bg4 7.Bb2 e6 8.Nbd2 Bd6 9.Bd3 O-O 10.h3 Bf5 11.Bxf5 exf5 12.O-O Re8 13.c4 Bf4 14.c5 Ne4 15.b4 a6 16.Nb3 Qf6 17.Qd3 Re7 18.Bc1 Bc7 19.Rb1 g5 20.Na5 g4 21.Nxc6 bxc6 22.Ne5 Bxe5 23.dxe5 Qxe5 24.Bb2 Qf4 25.Bc1 Qe5 26.Bb2 Qf4 27.Bc1 Qc7 28.g3 f6 29.Bf4 Qd7 30.h4 Kf7 31.Rfe1 a5 32.b5 Nxc5 33.Rxe7+ Kxe7 34.Qc2 Ne6 35.bxc6 Qc8 36.Rb7+ Kf8 37.Bd6+ Ke8 38.Re7+ Kd8 39.Rd7+ Ke8 40.Qxf5 1-0
2021.03.13 1st FIDE World Uni BlitzB
1735250 Mahtani, Nitin (1773) Kowalec, Maciej (2123) 0-1
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 b6 5.Bd3 Bb7 6.Nf3 O-O 7.O-O Bxc3 8.bxc3 Ne4 9.Qc2 f5 10.Nd2 Nxd2 11.Bxd2 d6 12.f3 Nd7 13.e4 fxe4 14.fxe4 e5 15.Rxf8+ Qxf8 16.Rf1 Qe7 17.Qb3 c5 18.d5 Rf8 19.Qd1 Bc8 20.Be2 Nf6 21.Qc2 Ng4 22.Bf3 Qh4 23.h3 Nf6 24.Be1 Qg5 25.Qd2 Qg6 26.Qe2 Bxh3 27.Kh2 Bd7 28.Rh1 Ng4+ 29.Kg1 Nf6 30.Bh4 Bg4 31.Bxg4 Nxg4 32.Rh3 Nf6 33.Re3 Rf7 34.Rg3 Qxe4 35.Qd2 Qxh4 0-1
2021.03.13 1st FIDE World Uni BlitzB
1735009 FM Smirnov, Timofey (2420) Kowalec, Maciej (2123) 1-0
1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 d6 5.d4 exd4 6.cxd4 Bb4+ 7.Bd2 Nf6 8.Bxb4 Nxb4 9.Qb3 Nc6 10.Bxf7+ Ke7 11.Bd5 Re8 12.O-O Kf8 13.Nbd2 Na5 14.Qd3 c6 15.Bb3 Nxb3 16.axb3 Bg4 17.Rfe1 Qb6 18.h3 Bh5 19.e5 Bg6 20.Qc4 d5 21.Qc3 Ne4 22.Nxe4 Bxe4 23.Ng5 h6 24.Nxe4 dxe4 25.Rxe4 Rad8 26.Rae1 Kg8 27.e6 Re7 28.Qe3 Rde8 29.Re5 Qb4 30.f4 b6 31.f5 Kf8 32.f6 gxf6 33.Qxh6+ Rg7 34.Qxf6+ Kg8 35.R1e4 Qd2 36.Rg4 Re7 37.Qxe7 Qc1+ 38.Kh2 Rxg4 39.Qf7+ Kh8 40.Rh5+ 1-0
2021.03.13 1st FIDE World Uni BlitzB
1734511 Kowalec, Maciej (2123) Aritra Chatterjee 1-0
1.d4 Nf6 2.Bg5 Ne4 3.h4 c6 4.Nd2 Nxg5 5.hxg5 g6 6.e4 Bg7 7.c3 d6 8.f4 b5 9.Ngf3 Nd7 10.e5 dxe5 11.fxe5 Nb6 12.Ne4 Nd5 13.Qd2 Bf5 14.Nc5 a5 15.Nh4 b4 16.Nxf5 gxf5 17.e6 f6 18.Bd3 bxc3 19.bxc3 Qb8 20.Rh3 Qf4 21.gxf6 Bxf6 22.Rf3 Qxd2+ 23.Kxd2 f4 24.Ne4 Rg8 25.Bf1 Rb8 26.c4 Ne3 27.Nxf6+ exf6 28.Rxf4 Nxf1+ 29.Raxf1 Rxg2+ 30.Kd3 Rg3+ 31.Ke4 Ke7 32.Rxf6 Rb2 33.Rf7+ Ke8 34.Ke5 Kd8 35.Kd6 Kc8 36.Rf8+ Kb7 37.R1f7+ Ka6 38.Ra8+ Kb6 39.Rb8+ Ka6 40.Rxb2 c5 41.dxc5 Rg6 42.Rb6# 1-0
2021.03.13 1st FIDE World Uni BlitzB
1734795 FM Tahay, Alexis (2366) Kowalec, Maciej (2123) 1-0
1.e4 e6 2.d4 d5 3.Nd2 c5 4.Ngf3 Nc6 5.exd5 exd5 6.Bb5 Bd6 7.O-O Ne7 8.dxc5 Bxc5 9.Nb3 Bb6 10.c3 O-O 11.h3 a6 12.Bd3 Bf5 13.Bg5 f6 14.Bf4 Bxd3 15.Qxd3 Ng6 16.Be3 Bc7 17.Nbd4 Re8 18.Rad1 Nge5 19.Nxe5 Nxe5 20.Qf5 Qd6 21.Bf4 g6 22.Qc2 Rad8 23.Rfe1 Nf3+ 24.Nxf3 Qxf4 25.Rxe8+ Rxe8 26.Rxd5 b5 27.Qd3 Qc1+ 28.Qd1 Qxd1+ 29.Rxd1 Re2 30.Rd2 Re7 31.Kf1 Bf4 32.Re2 Rd7 33.g3 Bc1 34.Rc2 Bh6 35.Nd4 f5 36.Ke2 Kf7 37.Kd3 Bg7 38.Rc1 Re7 39.Ra1 Ke8 40.a4 b4 41.Kc4 bxc3 42.bxc3 Rc7+ 43.Kd3 Kd7 44.Rb1 f4 45.gxf4 Bh6 46.f5 gxf5 47.Nxf5 Bf4 48.Rb6 Rc5 49.Nd4 Ra5 50.Rb4 Bd6 51.Rc4 Rh5 52.f3 Rxh3 53.Rc6 Be5 54.Rxa6 h5 55.Rh6 h4 56.Rh7+ Kc8 57.Ke4 Bc7 58.c4 Rh1 59.c5 Kb7 60.Ne6 Re1+ 61.Kf5 Re5+ 62.Kf6 h3 63.Rxc7+ Kb8 64.Rh7 Re3 65.Rxh3 Ra3 66.c6 1-0
2021.03.13 1st FIDE World Uni BlitzB
1735351 Kowalec, Maciej (2123) Simpson Bonta, Enrique 1-0
1.d4 Nf6 2.Bg5 e6 3.e3 h6 4.Bh4 c5 5.c3 Be7 6.Nf3 cxd4 7.exd4 b6 8.Nbd2 Bb7 9.Bd3 d6 10.Qe2 Nbd7 11.O-O Qc7 12.h3 O-O 13.Bg3 a6 14.a4 Rfe8 15.Rfe1 Bf8 16.c4 Bc6 17.b4 a5 18.b5 Bb7 19.Rac1 Rac8 20.Rc2 Qb8 21.Rec1 Qa8 22.Ne1 d5 23.f3 Bb4 24.Nb3 Red8 25.c5 bxc5 26.dxc5 Nxc5 27.Nxc5 Qa7 28.Bf2 Bxc5 29.Rxc5 Qb8 30.Rxc8 Rxc8 31.Rxc8+ Qxc8 32.Qc2 Qd7 33.Qc5 Ne8 34.Nc2 Nd6 35.Bg3 Nc8 36.Qc7 Qxc7 37.Bxc7 e5 38.Bxe5 f6 39.Bc7 1-0
2021.03.13 1st FIDE World Uni BlitzB
1734615 Obeid, Omar (1327) Kowalec, Maciej (2123) 0-1
1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 c5 6.Qg4 Nf6 7.Qxg7 Rg8 8.Qh6 Qa5 9.Bd2 Nxe4 10.Ne2 Nxd2 11.Qxd2 Nc6 12.g3 Bd7 13.Bg2 Rc8 14.O-O cxd4 15.Nxd4 Ne5 16.Ne2 Bb5 17.Rfe1 Bxe2 18.Rxe2 Qc7 19.Rae1 Nc4 20.Qxd5 Qd7 21.Qxd7+ Kxd7 22.Bxb7 Rc7 23.Rd1+ Ke7 24.Ba6 Nxa3 25.Ra1 Rxc3 26.Bd3 h5 27.f4 h4 28.Kg2 hxg3 29.hxg3 Rgc8 30.f5 Nxc2 31.Rxa7+ Kf6 32.Bxc2 Rxc2 33.Rxc2 Rxc2+ 34.Kf3 exf5 35.Kf4 Rc4+ 36.Kf3 Kg6 37.Ra6+ f6 38.Ra8 Rb4 39.Rg8+ Kf7 40.Ra8 Ke6 41.Re8+ Kf7 42.Ra8 Ke7 43.Ra7+ Ke6 44.Ra8 Rb3+ 45.Kf4 Rb4+ 46.Kf3 f4 47.gxf4 Kf5 48.Ra5+ Kg6 49.Kg4 Rb1 50.Ra6 Rg1+ 51.Kf3 Rh1 52.Kg3 Kf5 53.Ra5+ Ke4 54.Ra4+ Kf5 55.Ra5+ Kg6 56.Kg2 Rb1 57.Kf3 Rb3+ 58.Kg4 Rb1 59.Kf3 f5 60.Ra6+ Kh5 61.Ra8 Rb3+ 62.Kg2 Kg4 63.Ra4 Rf3 64.Ra8 Rxf4 65.Rg8+ Kh5 66.Rh8+ Kg6 67.Rg8+ Kf7 68.Ra8 Re4 69.Ra7+ Kf6 70.Ra6+ Kg5 71.Kf3 Rb4 72.Ra5 Rb3+ 73.Kf2 Kg4 74.Ra4+ f4 75.Kg1 Kg3 76.Ra1 f3 77.Kf1 Rb2 78.Rd1 Rh2 0-1
2021.03.13 1st FIDE World Uni BlitzB
1735136 Kowalec, Maciej (2123) Valente, J (1878) 0-1
1.d4 Nf6 2.Bg5 g6 3.Bxf6 exf6 4.e3 Bg7 5.Ne2 O-O 6.h4 h5 7.Nf4 d6 8.Bc4 Kh7 9.Nc3 Nd7 10.Rh3 Nb6 11.Bd3 Bxh3 12.Qxh5+ Kg8 13.Nxg6 f5 14.Nxf8 Bg4 15.Qh7+ Kxf8 16.f3 Qe7 17.Kd2 f4 18.exf4 Re8 19.Ne4 d5 20.fxg4 dxe4 21.Be2 Qb4+ 22.c3 Qxb2+ 23.Ke3 Qxc3+ 24.Kf2 Bxd4+ 25.Kf1 Qxa1+ 26.Bd1 Qxd1# 0-1
2020.11.15 ch-POL Academic Team 2020
1831843 Kowalec, Maciej (2109) Lukasiewicz, Al (1936) 0-1
1.d4 d5 2.Nf3 Nf6 3.Bf4 Bf5 4.e3 c6 5.c3 Qb6 6.Qb3 e6 7.Nbd2 Nbd7 8.h3 h6 9.Be2 Be7 10.O-O O-O 11.Ne5 Nxe5 12.Bxe5 Nd7 13.Bh2 c5 14.dxc5 Bxc5 15.Qxb6 Nxb6 16.Nb3 Be7 17.Nd4 Bh7 18.a4 a6 19.a5 Nd7 20.Rfd1 Nc5 21.c4 dxc4 22.Bxc4 Rfd8 23.Be2 Bf6 24.Bf3 Rd7 25.b4 Nd3 26.Rab1 Ne5 27.Bxe5 Bxe5 28.Rbc1 Rad8 29.Nb3 Rxd1+ 30.Rxd1 Rxd1+ 31.Bxd1 Bc3 32.Nc5 Bxb4 33.Nxb7 Be4 34.Bf3 Bxf3 35.gxf3 Kf8 36.Nd8 Bxa5 37.Kf1 Bxd8 0-1
2020.11.15 ch-POL Academic Team 2020
1831866 Binkowska, Agata (1828) Kowalec, Maciej (2109) 1-0
1.e4 e6 2.d4 d5 3.e5 c5 4.c3 Qb6 5.Nf3 Nc6 6.Bd3 cxd4 7.cxd4 Bd7 8.O-O Nxd4 9.Nxd4 Qxd4 10.Qe2 a6 11.Kh1 Qb6 12.f4 g6 13.Nc3 Bc5 14.a4 Ne7 15.a5 Qc7 16.Bd2 Nc6 17.Na4 Nd4 18.Qd1 Bxa4 19.Rxa4 Nc6 20.b4 Be7 21.Qc2 Qd7 22.b5 axb5 23.Bxb5 O-O 24.a6 Rfc8 25.Rc1 bxa6 26.Bxc6 Qa7 27.Qd3 Rab8 28.Raa1 Rb2 29.Be3 Qb8 30.Qxa6 1-0
2020.11.15 ch-POL Academic Team 2020
1831913 Kowalec, Maciej (2109) Stoj, Karol (1346) 0-1
1.d4 d5 2.Nf3 c5 3.c3 Bg4 4.dxc5 Bxf3 5.exf3 e6 6.Be3 Nc6 7.Nd2 Nf6 8.b4 g6 9.Bb5 Bg7 10.Nb3 O-O 11.Bxc6 bxc6 12.O-O Qc7 13.Qd2 Nd7 14.Bh6 Qe5 15.Bxg7 Qxg7 16.Rfe1 h5 17.f4 Qf6 18.Qd4 Qh4 19.a4 Kh7 20.b5 cxb5 21.axb5 g5 22.g3 Qg4 23.c6 Nb6 24.fxg5 Qxg5 25.Re5 Qg4 26.Qd3+ Kh6 27.Qe3+ Kg6 28.f3 Qh3 29.Qg5+ Kh7 30.Qxh5+ Qxh5 31.Rxh5+ Kg6 32.Rh4 Nc4 33.Na5 a6 34.Nxc4 dxc4 35.b6 Rab8 36.Rxa6 Rfc8 37.Rxc4 Kf5 38.b7 Rxc6 39.Raxc6 Rxb7 40.Rc7 Rb1+ 41.Kg2 f6 42.g4+ Kg5 43.Rg7+ Kh6 44.Rcc7 f5 45.h4 f4 46.g5+ Kh5 47.Rh7+ Kg6 48.Rh6+ 0-1
2020.11.14 ch-POL Academic Team 2020
1831725 Kowalec, Maciej (2109) Kielar, Wiktor (1302) 1-0
1.d4 d5 2.Nf3 Nf6 3.Bf4 c5 4.c3 Nc6 5.e3 Nh5 6.Bg3 e6 7.Bd3 Nxg3 8.hxg3 cxd4 9.exd4 Bd6 10.Nbd2 Bd7 11.Qe2 Qb6 12.O-O-O O-O-O 13.Ng5 Be8 14.Rxh7 Rxh7 15.Nxh7 Be7 16.Qg4 g6 17.Ng5 Kb8 18.Nxf7 Rc8 19.Qf4+ Ka8 20.Kb1 Ba3 21.Nb3 Bxf7 22.Qxf7 Rf8 23.Qxe6 Be7 24.f4 Kb8 25.Qxd5 a6 26.Nc5 Rd8 27.Qb3 Qc7 28.Nxa6+ 1-0
2020.11.14 ch-POL Academic Team 2020
1831773 Kowalec, Maciej (2109) Sawicki, Pawel Andrzej (1435) 1/2-1/2
1.d4 Nf6 2.Bg5 g6 3.Bxf6 exf6 4.e3 Bg7 5.Ne2 c5 6.c3 d5 7.Nf4 O-O 8.dxc5 Be6 9.h4 Nd7 10.h5 Nxc5 11.hxg6 hxg6 12.Nd2 Ne4 13.Nb3 f5 14.Nd4 Qb6 15.Qb3 Bxd4 16.exd4 Kg7 17.Qxb6 axb6 18.f3 Ng3 19.Rh3 Nxf1 20.Kxf1 g5 21.Nxe6+ fxe6 22.a3 Rh8 23.Rxh8 Rxh8 24.Re1 Rh1+ 25.Kf2 Rxe1 26.Kxe1 Kf6 27.Ke2 e5 28.dxe5+ Kxe5 29.Ke3 b5 30.g3 b6 31.f4+ gxf4+ 32.gxf4+ Ke6 33.Kd3 Kd6 34.Kd4 Ke6 35.b3 Kd6 36.a4 bxa4 37.bxa4 Ke6 38.c4 dxc4 39.Kxc4 Kd6 40.Kd4 Ke6 41.Kc4 Kd6 42.Kd4 1/2-1/2
2020.11.14 ch-POL Academic Team 2020
1831802 WFM Parol, Pola (2069) Kowalec, Maciej (2109) 1/2-1/2
1.e4 e6 2.d4 d5 3.Nd2 c5 4.exd5 exd5 5.Ngf3 Nc6 6.Bb5 Qe7+ 7.Qe2 Qxe2+ 8.Bxe2 Nf6 9.c3 cxd4 10.Nxd4 Nxd4 11.cxd4 Bb4 12.O-O O-O 1/2-1/2
2020.11.14 ch-POL Academic Team 2020
1831820 Kowalec, Maciej (2109) Zadlo, Ma (1879) 1/2-1/2
1.d4 d5 2.Nf3 Nf6 3.e3 Bf5 4.c4 e6 5.Qb3 Qc8 6.Nc3 c6 7.Be2 Nbd7 8.O-O Bd6 9.Bd2 Ne4 10.Rfd1 Qb8 11.h3 g5 12.cxd5 exd5 13.Nxe4 Bxe4 14.Bb4 f6 15.Bxd6 Qxd6 16.Qxb7 Rb8 17.Qxa7 Rxb2 18.Rd2 Rb8 19.Rc1 Ke7 20.Qa4 Rb6 21.Ne1 h5 22.Nd3 Bxd3 23.Bxd3 g4 24.h4 g3 25.fxg3 Qxg3 26.Re2 Rhb8 27.Qa3+ Ke6 28.e4 Rb1 29.exd5+ Kxd5 30.Be4+ Kxd4 31.Qxg3 Rxc1+ 32.Kh2 Ne5 33.Qe3+ Kc4 34.Qxc1+ 1/2-1/2
2020.11.14 ch-POL Academic Men 2020
1831612 Kowalec, Maciej (2109) Jozkow, K (1644) 1-0
1.d4 d5 2.Nf3 c5 3.e3 Bg4 4.h3 Bh5 5.g4 Bg6 6.Ne5 a6 7.dxc5 e6 8.b4 Be4 9.f3 Qh4+ 10.Ke2 Qg3 11.Bb2 Nc6 12.fxe4 Nxe5 13.Bxe5 Qxe5 14.Qd4 Qxe4 15.Qxe4 dxe4 16.Bg2 f5 17.Nd2 g6 18.Nc4 Nf6 19.Rad1 Nd5 20.a3 Nc3+ 21.Kf2 Nxd1+ 22.Rxd1 Rd8 23.Rxd8+ Kxd8 24.Bf1 Kc7 25.Nb6 Bg7 26.Bc4 Bb2 27.Bxe6 Bxa3 28.c3 Rf8 29.gxf5 gxf5 30.Ke2 Bc1 31.Kd1 Bxe3 32.Nd5+ Kd8 33.Nxe3 f4 34.Nf1 Ke7 35.Bd5 Rd8 36.c4 b5 37.cxb6 Kd6 38.Bxe4 Ke5+ 39.Bd5 Rd6 40.b7 Rb6 41.b5 axb5 42.c5 1-0
2020.11.14 ch-POL Academic Men 2020
1831621 Kowalec, Maciej (2109) FM Marczuk, D (2292) 1/2-1/2
1.d4 Nf6 2.Bg5 d5 3.Nd2 c5 4.c3 Nc6 5.e3 e6 6.Ngf3 Be7 7.Bd3 h6 8.Bh4 O-O 9.O-O b6 10.Rc1 Bb7 11.a3 1/2-1/2
2020.11.14 ch-POL Academic Men 2020
1831641 Kanicki, K (2136) Kowalec, Maciej (2109) 1-0
1.e4 e6 2.d4 d5 3.Nd2 c5 4.exd5 exd5 5.Ngf3 Nc6 6.Bb5 Qe7+ 7.Qe2 Qxe2+ 8.Kxe2 Bd7 9.Re1 c4 10.Kf1+ Be7 11.b3 cxb3 12.axb3 f6 13.Ba3 Kf7 14.c4 a6 15.Ba4 Bxa3 16.Rxa3 Nge7 17.c5 Bf5 18.Re3 Nb4 19.Ne1 Nec6 20.Ndf3 Rhe8 21.Ke2 g5 22.Bxc6 Nxc6 23.Ra4 Re4 24.Nc2 Rae8 25.Nd2 R4e7 26.Rxe7+ Rxe7+ 27.Ne3 Bd7 28.Kd1 Ke6 29.g4 h5 30.h3 hxg4 31.hxg4 Rh7 32.Nf5 Ne7 33.Rb4 Nxf5 34.gxf5+ Kxf5 35.Rxb7 Kf4 36.Kc1 Rh1+ 37.Kb2 Bb5 38.Rb6 Rh2 39.Rxf6+ Kg4 40.c6 Rh7 41.Rd6 Rf7 42.Kc3 Rxf2 43.c7 1-0
2020.11.14 ch-POL Academic Men 2020
1831663 CM Kumala, A (2206) Kowalec, Maciej (2109) 1-0
1.d4 Nf6 2.Bg5 d5 3.Bxf6 exf6 4.e3 c6 5.Bd3 f5 6.Qf3 g6 7.Nd2 Bg7 8.Ne2 Nd7 9.c3 Nf6 10.Ng3 Ne4 11.Qe2 h5 12.f3 Nxd2 13.Qxd2 h4 14.Ne2 Qe7 15.O-O-O Bd7 16.Rhe1 O-O-O 17.Kb1 Rde8 18.Nf4 g5 19.Nh3 Qf6 20.Re2 Re7 21.Rde1 Rhe8 22.Nf2 Bh6 23.h3 Qg7 24.Qc2 Qf6 25.e4 fxe4 26.fxe4 Kb8 27.e5 Qf4 28.Rf1 g4 29.Ree1 Qg5 30.Nxg4 Bxg4 31.hxg4 Qxg4 32.Qe2 Rg8 33.Qxg4 Rxg4 34.Re2 Rg3 35.Bf5 f6 36.e6 Kc7 37.Rh1 Bg5 38.Rh3 Rxh3 39.gxh3 Kd6 40.Kc2 Rg7 41.Kd3 Ke7 42.b3 Bf4 43.Bg4 Rg5 44.Rf2 Bg3 45.Rf3 Kd6 46.c4 Ke7 47.Rf1 dxc4+ 48.bxc4 Ra5 49.Rb1 b6 50.c5 Ra3+ 51.Ke4 b5 52.d5 cxd5+ 53.Kxd5 a6 54.Kc6 Rxa2 55.Rd1 f5 56.Bxf5 Kf6 57.Bg4 Rc2 58.Rf1+ Rf2 59.Re1 Ke7 60.Ra1 b4 61.Rxa6 b3 62.Ra7+ Ke8 63.Bh5+ Kf8 64.e7+ 1-0
2020.11.13 ch-POL Academic Men 2020
1831533 Kowalec, Maciej (2109) FM Kaczmarek, Ale (2371) 1/2-1/2
1.d4 c5 2.e3 cxd4 3.exd4 d5 4.Nf3 Nc6 5.c3 Qc7 6.Bd3 Bg4 7.a4 e6 8.h3 Bxf3 9.gxf3 Nf6 10.Be3 Bd6 11.Na3 a6 12.Rg1 g6 13.Bh6 Nh5 14.Nc2 Bf4 15.Bxf4 Qxf4 16.Qe2 O-O 17.Qe3 e5 18.Rg4 Qxe3+ 19.fxe3 f5 20.Rg5 Rae8 21.Kf2 f4 22.e4 dxe4 23.Bxe4 exd4 24.Nxd4 Nxd4 25.cxd4 Ng3 26.Re1 b6 27.Rg4 Kg7 28.Bc6 Rxe1 29.Kxe1 h5 30.Rg5 Rc8 31.d5 Kf6 32.h4 a5 33.Kd2 Nf5 34.Bd7 Rd8 35.Bxf5 gxf5 36.Rxh5 Rxd5+ 37.Ke2 b5 38.Rh6+ Kg7 39.Ra6 bxa4 40.h5 Rb5 41.Kf1 Rxb2 42.Rxa5 Rb3 43.Rxa4 Rxf3+ 44.Kg2 Rg3+ 45.Kf2 Rg4 46.Kf3 Rg3+ 47.Kf2 Kf6 48.Rxf4 Rh3 49.Ra4 Rxh5 50.Kg3 Kg5 51.Ra8 Rh1 52.Rg8+ Kf6 53.Ra8 Rg1+ 54.Kf2 Rc1 55.Kf3 Rc3+ 56.Kf4 Rc4+ 57.Kf3 Ke5 58.Ra5+ Ke6 59.Ra6+ Ke5 60.Ra5+ Kf6 61.Ra8 Rb4 62.Rc8 Ke5 63.Rc5+ Ke6 64.Rc8 Kd5 65.Ra8 Ke6 66.Ra6+ Ke5 67.Ra5+ Kf6 68.Ra8 Rb3+ 69.Kf4 Rb4+ 70.Kf3 Rb3+ 71.Kf4 Rb4+ 1/2-1/2
2020.11.13 ch-POL Academic Men 2020
1831553 Mucha, Piotr (2152) Kowalec, Maciej (2109) 1-0
1.e4 e6 2.Qe2 c5 3.Nf3 Nc6 4.g3 Be7 5.Bg2 d5 6.d3 Nf6 7.O-O h6 8.b3 b6 9.Bb2 Bb7 10.Nbd2 d4 11.c3 e5 12.cxd4 cxd4 13.Nh4 O-O 14.Nf5 Kh7 15.f4 Ba6 16.a3 g6 17.Nxe7 Qxe7 18.Rac1 Rac8 19.b4 Nd7 20.Bh3 Rc7 21.Rc2 Bb5 22.Nc4 f6 23.Rcc1 Kg7 24.Qd1 Bxc4 25.Rxc4 b5 26.Rc2 Rfc8 27.Qc1 Qd6 28.Qd2 Ne7 29.Rxc7 Rxc7 30.Bc1 g5 31.fxg5 hxg5 32.Qf2 Nb6 33.Bxg5 Ng8 34.Bd2 Na4 35.Bf5 Rc2 36.Bh6+ Nxh6 37.Qxc2 Nb6 38.Qc5 Qxc5 39.bxc5 Na4 40.c6 1-0
2020.09.13 TCh-POL 2nd League 2020
1884464 Bartkowiak, D (2088) Kowalec, Maciej (2092) 0-1
1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 Be7 5.g3 dxc4 6.Bg2 c5 7.Qa4+ Nbd7 8.O-O O-O 9.Qxc4 a6 10.dxc5 Bxc5 11.Qb3 Qe7 12.Rd1 h6 13.Nd4 Nb6 14.Qc2 Bxd4 15.Rxd4 e5 16.Rd1 Be6 17.Ne4 Nfd5 18.Qc5 Rfd8 19.Qxe7 Nxe7 20.Be3 Nbd5 21.Bc5 b6 22.Ba3 f5 23.Nd6 e4 24.g4 g6 25.gxf5 gxf5 26.Bh3 Nf4 27.Bf1 Ra7 28.e3 Nfg6 29.Nxf5 Rxd1 30.Nxe7+ Rxe7 31.Rxd1 Rg7 32.Rd8+ Kh7 33.Bd6 Ne5+ 34.Kh1 Nf7 35.Rb8 Nxd6 36.Rxb6 Bg4 37.h3 Bf3+ 38.Kh2 Nf5 39.Rf6 Nh4 40.Rxa6 Bd1 41.Kh1 Bf3+ 42.Kh2 Bh5 43.Kh1 Rd7 44.Kh2 Rd2 45.Bc4 Nf5 46.Rf6 Nxe3 47.Bb3 Bf3 48.Kg1 Nd1 49.Bxd1 Rxd1+ 50.Kh2 Rd2 51.Kg3 Rxb2 52.Ra6 h5 53.h4 Rb1 54.a4 Rg1+ 55.Kh3 Rg2 56.Rb6 Rxf2 57.Kg3 Ra2 58.Rb4 Kg6 59.Kf4 Kf6 0-1
2020.09.12 TCh-POL 2nd League 2020
1884339 Kowalec, Maciej (2092) IM Stachanczyk, J (2156) 1/2-1/2
1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Nf3 Bg7 5.Be2 O-O 6.O-O Nbd7 1/2-1/2
2020.09.11 TCh-POL 2nd League 2020
1884191 Warchol, Bartosz (2025) Kowalec, Maciej (2092) 1-0
1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 e6 5.e3 Nbd7 6.Qc2 Bd6 7.Bd3 dxc4 8.Bxc4 O-O 9.O-O Qe7 10.Rd1 e5 11.e4 b5 12.Bb3 Bb7 13.d5 Nc5 14.Bg5 b4 15.dxc6 Bxc6 16.Nd5 Bxd5 17.Rxd5 Rac8 18.Bxf6 Qxf6 19.Rad1 Rfd8 20.Qc4 Ne6 21.Qf1 Nf4 22.R5d2 h6 23.Qa6 Be7 24.Rxd8+ Rxd8 25.Rxd8+ Bxd8 26.Qxa7 Bb6 27.Qb8+ Kh7 28.Qf8 Qg6 29.Ne1 Nh3+ 30.Kf1 Bxf2 31.Qxf7 Qxf7 32.Bxf7 Bxe1 33.Kxe1 Nf4 34.g3 Nd3+ 35.Kd2 Nc5 36.Bd5 Kg6 37.a3 bxa3 38.bxa3 Kf6 39.Kc3 Ke7 40.Kc4 Kd6 41.Kb5 Nd7 42.a4 Kc7 43.a5 Kb8 44.Bc6 1-0
2020.09.10 TCh-POL 2nd League 2020
1884101 Kowalec, Maciej (2092) Bachorczyk, M (2074) 1-0
1.d4 d6 2.Nf3 Nd7 3.e4 e5 4.Bc4 h6 5.Nc3 Ngf6 6.O-O c6 7.a4 Be7 8.Ba2 g5 9.dxe5 dxe5 10.Qe2 Qa5 11.Bd2 Nf8 12.Nb5 Qd8 13.Nxe5 Ne6 14.Nc3 O-O 15.Be3 Bb4 16.Rad1 Qe7 17.f3 Nf4 18.Bxf4 gxf4 19.Ng6 Qc5+ 20.Kh1 Re8 21.Qc4 Qxc4 22.Bxc4 Bxc3 23.bxc3 Nh5 24.Rd6 Kg7 25.Nh4 a6 26.Rfd1 Re5 27.Rd8 b5 28.axb5 axb5 29.Bb3 Nf6 30.Nf5+ Kg6 31.Nd6 1-0
2020.09.09 TCh-POL 2nd League 2020
1883999 FM Helis, T (2157) Kowalec, Maciej (2092) 1/2-1/2
1.Nf3 c5 2.c4 Nc6 3.g3 g6 4.Bg2 Bg7 5.O-O d6 6.Nc3 e5 7.d3 Nge7 8.Ne1 O-O 9.Nc2 Be6 10.Ne3 Qd7 11.Ned5 Rab8 12.a4 Nb4 13.Nxb4 cxb4 14.Nd5 Bxd5 15.cxd5 a5 16.Qb3 f5 17.e3 g5 18.f4 exf4 19.gxf4 gxf4 20.exf4 Bd4+ 21.Kh1 Ng6 22.Bd2 Qg7 23.Rab1 Rbe8 24.Bf3 Kh8 25.Be1 Nxf4 26.Bg3 Nh3 27.Bxd6 Rg8 28.Qc2 b3 29.Qd2 Rc8 30.Bg3 Rc2 31.Qe1 f4 32.Bh4 Rg2 33.d6 Bg1 34.Bg3 Rxb2 35.Rxb2 Qxb2 36.Bxf4 Nxf4 37.Rxg1 Rxg1+ 38.Qxg1 Qf6 39.d7 b2 40.Qb1 Ne6 41.Be4 Qc3 42.d4 Qxd4 43.Bxb7 Qd2 1/2-1/2
2020.09.08 TCh-POL 2nd League 2020
1883873 Kowalec, Maciej (2092) Augustyn, S (2148) 1/2-1/2
1.d4 Nf6 2.Nf3 e6 3.e3 b6 4.c4 Bb7 5.Bd3 Bb4+ 6.Bd2 Qe7 7.O-O O-O 8.a3 Bxd2 9.Nbxd2 d6 10.Qc2 e5 11.Ne4 Nbd7 12.Nfd2 c5 13.dxe5 dxe5 14.Nxf6+ Nxf6 15.Ne4 Ne8 16.Nc3 Nf6 17.Ne4 Ne8 18.Nc3 1/2-1/2
2020.09.07 TCh-POL 2nd League 2020
1883736 Leskiewicz, Ignacy (2157) Kowalec, Maciej (2092) 1/2-1/2
1.e4 e6 2.d4 d5 3.Nd2 c5 4.exd5 exd5 5.dxc5 Bxc5 6.Nb3 Bb6 7.Nf3 Nc6 8.Be2 Nge7 9.Bf4 Be6 10.c3 O-O 11.O-O Ng6 12.Bd2 Re8 13.Re1 Bf5 14.Bf1 Be4 15.Be3 Nge5 16.Nbd4 Qf6 17.Nxe5 Nxe5 18.Qh5 Bg6 19.Qg5 Qxg5 20.Bxg5 f6 21.Be3 Nc4 22.Bxc4 dxc4 23.f3 1/2-1/2
2020.09.06 TCh-POL 2nd League 2020
1889384 Galuszka, Tomasz (2197) Kowalec, Maciej (2092) 1/2-1/2
1.e4 e6 2.d4 d5 3.Nd2 c5 4.exd5 Qxd5 5.Ngf3 cxd4 6.Bc4 Qd6 7.Qe2 Nf6 8.Nb3 Nc6 9.Bg5 a6 10.O-O-O b5 11.Bd3 Bb7 12.Nbxd4 Nxd4 13.Nxd4 Qc5 14.Bxf6 gxf6 15.Be4 Bh6+ 16.Kb1 Bxe4 17.Qxe4 O-O 18.Rd3 Bg7 19.g4 Rac8 20.c3 Rfd8 21.Rhd1 Qd5 22.Qxd5 Rxd5 23.f4 h5 24.h3 Bh6 25.Ne2 Rxd3 26.Rxd3 hxg4 27.hxg4 Rc4 28.Rd4 Rxd4 29.cxd4 Kf8 30.Kc2 Ke7 31.Kd3 f5 32.gxf5 exf5 33.Ke3 Ke6 34.Ng3 Bg7 35.b3 Bf8 36.Nh5 Bh6 37.Kd3 Kd5 38.Ke3 Ke6 39.Ng3 Bf8 40.Ne2 Bg7 41.Nc3 b4 42.Ne2 1/2-1/2
2020.09.05 TCh-POL 2nd League 2020
1889290 Kowalec, Maciej (2092) Gradowski, J (2073) 1/2-1/2
1.d4 Nf6 2.Bg5 e6 3.Nd2 d5 4.e3 c5 5.c3 Nc6 6.Ngf3 h6 7.Bh4 Be7 8.Bd3 O-O 9.O-O b6 10.Ne5 Nxe5 11.dxe5 Nd7 12.Bxe7 Qxe7 13.f4 Bb7 14.e4 c4 15.Bc2 Nc5 16.exd5 Bxd5 17.Qe2 b5 18.Nf3 Bxf3 19.Rxf3 Rfd8 20.Rg3 f5 21.exf6 Qxf6 22.Rf1 Rd5 23.b4 cxb3 24.axb3 Rad8 25.b4 Rd2 26.Qxb5 Rxc2 27.Qxc5 Rdd2 28.Qc6 Qf5 29.Qa8+ Kh7 30.Qxa7 Qf6 31.Qe3 Re2 32.Qd3+ Kg8 33.b5 Qe7 34.Ra1 Qc5+ 35.Kh1 Ra2 36.Rd1 Qf2 37.Qd8+ Kh7 38.Qd3+ Kh8 39.Qd8+ Kh7 40.Qd3+ Kh8 41.Qd8+ 1/2-1/2
2020.06.13 UT-RGV vs Kozminski Uni
1962118 Kowalec, Maciej (2092) Nurbekov, A (2049) 0-1
1.d4 d5 2.Nf3 Nf6 3.e3 g6 4.c4 Bg7 5.Nc3 c6 6.Be2 O-O 7.O-O Nbd7 8.b3 e5 9.Nxe5 Nxe5 10.dxe5 Ne4 11.Nxe4 dxe4 12.Bb2 Qg5 13.Qc2 Bxe5 14.Bxe5 Qxe5 15.Rad1 Re8 16.Rd4 Bf5 17.Rfd1 h5 18.c5 Kg7 19.b4 Bg4 20.h3 Bf5 21.a4 Rac8 22.b5 Re6 23.Bc4 Rf6 24.Bb3 cxb5 25.Rd5 Qe7 26.axb5 a6 27.bxa6 bxa6 28.Qc3 Kh7 29.Qc4 Be6 30.Qxe4 Qb7 31.Qd4 Qxb3 32.Qxf6 Bxd5 33.Rc1 Qb4 0-1
2020.06.13 UT-RGV vs Kozminski Uni
1962125 WFM Shamatava, A (2155) Kowalec, Maciej (2092) 1/2-1/2
1.Nf3 Nf6 2.g3 c5 3.Bg2 Nc6 4.O-O g6 5.b3 Bg7 6.Bb2 O-O 7.d4 cxd4 8.Nxd4 Nxd4 9.Bxd4 Qc7 10.c4 d6 11.Nc3 Qa5 12.Rc1 Rb8 13.e4 Bg4 14.Qd3 Rfd8 15.h3 Bd7 16.Kh2 Qh5 17.Bxa7 Ra8 18.Bb6 Re8 19.Qd1 Ra6 20.Qxh5 Nxh5 21.Be3 Bxc3 22.Rxc3 Rxa2 23.c5 dxc5 24.Rxc5 Bc6 25.e5 Bxg2 26.Kxg2 Rb2 27.Rb5 f6 28.exf6 exf6 29.Kf3 Re7 30.Rc1 Kf7 31.Rc8 Ng7 32.Rb8 Nf5 33.R5xb7 Nxe3 34.fxe3 h5 35.b4 Rb3 36.Rxe7+ Kxe7 37.Ke4 Ke6 38.Rb6+ Kf7 39.Kd4 Rb1 40.b5 Rg1 41.Rb7+ Ke6 42.b6 Rb1 43.Kc5 Rc1+ 44.Kb5 Rb1+ 45.Kc5 Rc1+ 46.Kd4 Rb1 47.Kc5 1/2-1/2
2020.06.13 UT-RGV vs Kozminski Uni
1962132 Kowalec, Maciej (2092) IM Kambrath, Y (2375) 0-1
1.d4 d5 2.Nf3 Nf6 3.e3 e6 4.Bd3 c5 5.b3 Bd6 6.Bb2 O-O 7.Nbd2 b6 8.Qe2 Bb7 9.O-O Ne4 10.Rfd1 Nd7 11.Ne5 cxd4 12.exd4 Nxd2 13.Rxd2 Qe7 14.Nxd7 Qxd7 15.Qh5 g6 16.Qh4 a5 17.Re2 Ba6 18.Rd1 Rfc8 19.g4 Bf8 20.g5 Qd8 21.Qg4 a4 22.Bc1 axb3 23.axb3 Bxd3 24.Rxd3 Ra1 25.Rd1 Ba3 26.Bxa3 Rxd1+ 27.Kg2 Ra1 28.Bb4 Ra2 29.h4 Rcxc2 30.Rxc2 Rxc2 31.Qf4 Rc6 32.Qf3 Kg7 33.Bd2 f6 34.Bf4 Kg8 35.gxf6 Qxf6 36.Qg3 Qxd4 37.Qg5 Qe4+ 38.Kg3 Rc3+ 39.Be3 Qf5 40.Qd8+ Qf8 41.Qxb6 Qe8 42.b4 e5 43.Kg2 d4 44.Bg5 Qc6+ 45.Qxc6 Rxc6 0-1
2020.06.13 UT-RGV vs Kozminski Uni
1962139 IM Ynojosa, F (2393) Kowalec, Maciej (2092) 1-0
1.e4 e6 2.c4 d5 3.cxd5 exd5 4.exd5 Nf6 5.Bb5+ Bd7 6.Be2 Bd6 7.Nc3 O-O 8.Nf3 Bg4 9.O-O Nbd7 10.d4 Nb6 11.h3 Bh5 12.Bg5 h6 13.Bh4 g5 14.Bg3 Nbxd5 15.Ne5 Bxe2 16.Qxe2 c6 17.Qf3 Kg7 18.h4 Nxc3 19.bxc3 Nh7 20.hxg5 Nxg5 21.Qd3 Bxe5 22.Bxe5+ f6 23.Bf4 Re8 24.f3 Qd5 25.c4 Qf7 26.d5 cxd5 27.cxd5 Rad8 28.Rfd1 Qg6 29.Qxg6+ Kxg6 30.Rac1 Rd7 31.Rd3 Nf7 32.Kf2 Red8 33.d6 Nxd6 34.Ra3 a6 35.g4 Nb5 36.Rb3 Rd3 37.Rxd3 Rxd3 38.Rh1 Ra3 39.Rxh6+ Kg7 40.g5 Rxa2+ 41.Kg3 fxg5 42.Bxg5 Nc3 43.Rb6 Ne2+ 44.Kg4 Ra4+ 45.f4 a5 46.Rxb7+ Kg8 47.Kf5 Rb4 48.Re7 Nd4+ 49.Kg6 Kf8 50.Rh7 Rb6+ 51.Bf6 Ke8 52.Rh8+ Kd7 53.Rd8+ Kc7 54.Rxd4 Ra6 55.f5 a4 56.Rd1 a3 57.Kg5 a2 58.Be5+ Kc8 59.f6 1-0
2020.06.13 UT-RGV vs Kozminski Uni
1962146 GM Bajarani, U (2458) Kowalec, Maciej (2092) 1-0
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 b6 5.Ne2 Bb7 6.a3 Be7 7.Ng3 h5 8.d5 h4 9.Nge2 e5 10.Ng1 d6 11.h3 Nbd7 12.Nf3 a5 13.Bd3 Nc5 14.Bc2 Bc8 15.Rb1 Ncd7 16.b4 g6 17.O-O Nf8 18.c5 g5 19.cxb6 g4 20.Ba4+ Bd7 21.Nb5 cxb6 22.Nxe5 gxh3 23.Nxd7 N8xd7 24.gxh3 axb4 25.axb4 Kf8 26.Bb3 Rg8+ 27.Kh2 Ne5 28.f4 Neg4+ 29.hxg4 Nxg4+ 30.Kh1 Qd7 31.Nd4 Nxe3 32.Ne6+ fxe6 33.Bxe3 exd5 34.f5 Rg3 35.Qxd5 1-0
2020.06.13 UT-RGV vs Kozminski Uni
1962153 Kowalec, Maciej (2092) IM Beradze, I (2475) 1/2-1/2
1.d4 Nf6 2.Bg5 e6 3.e3 d5 4.c4 Be7 5.Nc3 O-O 6.Nf3 h6 7.Bh4 b6 8.cxd5 Nxd5 9.Bxe7 Qxe7 10.Nxd5 exd5 11.Be2 Be6 12.O-O c5 13.dxc5 bxc5 14.Rc1 Nd7 15.b3 Rfb8 16.Qc2 Rb4 17.Rfd1 a5 18.a3 Rb6 19.Nd2 Qf6 20.a4 Bf5 21.Qc3 d4 22.exd4 cxd4 23.Qg3 Ne5 24.Nc4 Re6 25.Nxe5 Rxe5 26.Qf3 Rd8 27.Bd3 Be6 28.Qxf6 gxf6 29.Bc4 Kg7 30.Kf1 f5 31.Rd2 Rc5 32.Rdc2 d3 33.Bxd3 Rxc2 34.Bxc2 Rc8 35.Ke2 Bxb3 36.Kd2 Rd8+ 37.Ke3 f4+ 38.Ke2 Bc4+ 39.Kf3 Rd4 40.Be4 Bb3 41.Bc6 Bxa4 42.Bxa4 Rxa4 43.Rc6 Ra2 44.Ra6 a4 45.Kxf4 Rxf2+ 46.Kg3 Ra2 47.h3 f6 48.Kh2 Kg6 49.Kg3 a3 50.Ra5 f5 51.Ra6+ Kg7 52.Kf3 Ra1 53.Kg3 Kh7 54.Kf3 Kg7 55.Kg3 a2 56.Kh2 f4 57.Ra7+ Kg6 58.Ra6+ Kf5 59.Ra5+ Ke4 60.Ra4+ Ke3 61.Ra8 h5 62.Ra7 Ke2 63.Ra8 Kf1 64.Ra3 Kf2 65.Ra8 Ke2 66.Ra7 Kd2 67.Ra8 Ke3 68.Ra3+ Ke4 69.Ra4+ Ke3 1/2-1/2
2020.06.13 UT-RGV vs Kozminski Uni
1962160 GM Belous, V (2524) Kowalec, Maciej (2092) 1-0
1.g3 c5 2.Bg2 Nc6 3.b3 d6 4.Bb2 e5 5.c4 g6 6.e3 Bg7 7.Ne2 Nge7 8.Nbc3 h5 9.h3 Be6 10.Ne4 Nf5 11.O-O O-O 12.a3 Rb8 13.N2c3 a6 14.Qc2 Qe7 15.Kh2 Nh6 16.Nd5 Bxd5 17.cxd5 Nd8 18.f4 f5 19.Ng5 e4 20.Bxg7 Qxg7 21.d3 exd3 22.Qxd3 Nhf7 23.Ne6 Nxe6 24.dxe6 Nd8 25.Qxd6 Nc6 26.Qxc5 Rfe8 27.e4 Qd4 28.Qc2 fxe4 29.Rad1 Qf6 30.Qxe4 Kg7 31.f5 g5 32.Rd7+ Re7 33.Qe2 Kh6 34.Bxc6 bxc6 35.Rxe7 Qxe7 36.f6 1-0
2020.06.13 UT-RGV vs Kozminski Uni
1962167 Kowalec, Maciej (2092) GM Dragun, K (2561) 0-1
1.d4 Nf6 2.Bg5 d5 3.Bxf6 exf6 4.e3 Bd6 5.Nf3 O-O 6.c4 dxc4 7.Bxc4 c6 8.Nc3 Nd7 9.O-O g6 10.h3 f5 11.Bb3 Kg7 12.d5 c5 13.Nb5 Bb8 14.a4 a6 15.Na3 Qf6 16.Qc2 b6 17.Rfd1 Bb7 18.Rac1 f4 19.e4 Ne5 20.Nxe5 Bxe5 21.Nc4 Bd4 22.e5 Bxe5 23.Nxe5 Qxe5 24.a5 bxa5 25.Qxc5 Rac8 26.Qxa5 Rxc1 27.Rxc1 Qxb2 28.Qc3+ Qxc3 29.Rxc3 Rc8 30.Rd3 Kf6 31.Rd4 Ke5 32.Ra4 Rc5 33.f3 f5 34.Ra1 Rc3 35.Bd1 a5 36.Kf1 Rc5 37.Bb3 Bxd5 38.Re1+ Kf6 39.Bxd5 Rxd5 40.Rb1 Rd6 41.Rb7 Ra6 42.Rxh7 a4 43.Rc7 a3 44.Rc1 a2 45.Ra1 Kg5 46.Kf2 Kh4 47.Kf1 Kg3 48.Kg1 Rb6 0-1
2019.09.15 TCh-POL 2nd League 2019
2315634 Hrymowicz, Artur (2021) Kowalec, Maciej (2054) 1/2-1/2
1.e4 e6 2.d4 d5 3.Nd2 c5 4.exd5 Qxd5 5.Ngf3 cxd4 6.Bc4 Qd7 7.Nb3 Nc6 8.O-O Nf6 9.Nbxd4 Nxd4 10.Nxd4 a6 11.Re1 b5 12.Bf1 Bb7 1/2-1/2
2019.09.14 TCh-POL 2nd League 2019
2315533 Kowalec, Maciej (2054) Siekaniec, J (2009) 1-0
1.d4 Nf6 2.Bg5 g6 3.Bxf6 exf6 4.e3 Bg7 5.Ne2 O-O 6.Nf4 f5 7.h4 h5 8.Bc4 Re8 9.c3 c6 10.d5 Qf6 11.Nd2 c5 12.d6 Nc6 13.Nf3 Bf8 14.Qd5 Bxd6 15.O-O-O Bf8 16.Rh3 d6 17.Ng5 Nd8 18.Rg3 Re5 19.Nxh5 Qe7 20.Qf3 Ne6 21.Nf4 Nxg5 22.Rxg5 Kg7 23.Qh5 Qf6 24.Bxf7 1-0
2019.09.13 TCh-POL 2nd League 2019
2315383 IM Bielczyk, J (2279) Kowalec, Maciej (2054) 1/2-1/2
1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.Ne2 dxe4 5.a3 Bxc3+ 6.Nxc3 e5 7.Be3 exd4 8.Qxd4 Qxd4 9.Bxd4 f6 10.Nxe4 Nc6 11.Bc3 Bf5 12.Bd3 Nge7 13.O-O-O O-O-O 14.Rhe1 b6 15.h3 Bg6 16.f4 h5 17.Ba6+ Kb8 18.Rxd8+ Rxd8 19.g4 hxg4 20.hxg4 Nd5 21.Bd2 f5 22.gxf5 Bxf5 23.Ng3 Bc8 24.Bxc8 Kxc8 25.c4 Nf6 26.Bc3 Rd3 27.Ne4 Nxe4 28.Rxe4 Rd7 29.f5 Rf7 30.Rg4 Rxf5 1/2-1/2
2019.09.12 TCh-POL 2nd League 2019
2315263 Kowalec, Maciej (2054) Garbowski, Jakub (2052) 1-0
1.d4 Nf6 2.Bg5 Ne4 3.h4 d5 4.Nd2 Nxg5 5.hxg5 e5 6.g6 fxg6 7.dxe5 Nc6 8.Ngf3 Bg4 9.c3 Qd7 10.e3 O-O-O 11.Bb5 a6 12.Bxc6 Qxc6 13.Nd4 Qd7 14.f3 Be6 15.Nxe6 Qxe6 16.f4 g5 17.Nb3 c5 18.Qh5 Be7 19.O-O-O g6 20.Qh3 g4 21.Qh6 b6 22.g3 a5 23.Kb1 Kc7 24.Qh2 h5 25.Qe2 Rhf8 26.Ka1 Qc6 27.Nc1 Rd7 28.Qc2 Qe6 29.Ne2 Rdd8 30.Qd3 Qf5 31.Qxf5 Rxf5 32.a4 Kc6 33.b3 Rff8 34.Kb2 Rh8 35.Kc2 Rdf8 36.Kd3 g5 37.c4 h4 38.fxg5 Bxg5 39.gxh4 dxc4+ 40.bxc4 Rxh4 41.Rxh4 Bxh4 42.Ke4 Re8 43.Rd6+ Kb7 44.Rg6 Bd8 45.Kf5 Bc7 46.e6 Kc6 47.Kxg4 Kd6 48.Nf4 Ke5 49.Rg7 Bd6 50.Kg5 b5 51.axb5 Be7+ 52.Kg6 Bf6 53.Rd7 Rg8+ 54.Kf7 Rg7+ 55.Kf8 Rg1 56.e7 Bxe7+ 57.Rxe7+ Kf5 58.Ra7 Rc1 59.Rxa5 Rxc4 60.b6 Rb4 61.Rxc5+ Ke4 62.Rc6 1-0
2019.09.11 TCh-POL 2nd League 2019
2315084 Kowalec, Maciej (2054) Kowalak, P (2108) 1/2-1/2
1.d4 Nf6 2.Bg5 d5 3.Nd2 Nbd7 4.e3 e6 5.Bd3 Be7 6.c3 e5 7.Rc1 O-O 8.Bb1 c5 9.dxe5 Nxe5 10.Ngf3 Nxf3+ 11.Nxf3 Be6 12.Bxf6 Bxf6 13.O-O g6 14.b4 b6 15.Qa4 Qc7 16.Bd3 Rfd8 17.h3 Rac8 18.Ba6 Rb8 19.Bb5 Rbc8 20.Ba6 Rb8 21.Bb5 Rbc8 22.Ba6 1/2-1/2
2019.09.10 TCh-POL 2nd League 2019
2314958 Kaim, P (2181) Kowalec, Maciej (2054) 1/2-1/2
1.Nf3 Nf6 2.c4 e6 3.g3 b6 4.Bg2 Bb7 5.O-O Be7 6.b3 O-O 7.Nc3 c5 8.e3 d5 9.Bb2 Nc6 10.cxd5 Nxd5 11.Nxd5 Qxd5 12.d4 Qh5 13.Ne5 Qxd1 14.Rfxd1 Nxe5 15.Bxb7 Rab8 16.Bg2 cxd4 17.exd4 Ng4 18.d5 exd5 19.Bxd5 Bf6 20.Bxf6 Nxf6 21.Bc6 Rfd8 22.b4 Kf8 23.b5 Rxd1+ 24.Rxd1 Ke7 25.Rd4 Rc8 26.Kg2 a5 27.f4 Rd8 28.Rxd8 Kxd8 29.Kf3 Ke7 30.Be4 Nxe4 31.Kxe4 Kd6 32.Kd4 f5 1/2-1/2
2019.09.08 TCh-POL 2nd League 2019
2318226 Kowalec, Maciej (2054) Piliczewski, B (1988) 1/2-1/2
1.c4 c6 2.d4 d5 3.cxd5 cxd5 4.Nc3 Nc6 5.Bf4 Nf6 6.e3 a6 7.Nf3 Bg4 8.Be2 e6 9.h3 Bh5 10.Rc1 Rc8 11.O-O Be7 12.Qb3 Bxf3 13.Bxf3 b5 14.Nb1 O-O 15.Nd2 Qd7 16.Be2 Na5 17.Qd3 Nc4 18.b3 Nxd2 19.Qxd2 Rxc1 20.Rxc1 Rc8 21.Bd3 Ne4 22.Bxe4 dxe4 23.Rc3 f5 24.Qc2 Rxc3 25.Qxc3 Kf7 26.Be5 Bd6 27.Bxd6 Qxd6 28.g3 1/2-1/2
2019.09.07 TCh-POL 2nd League 2019
2318046 FM Punin, Andrii (2325) Kowalec, Maciej (2054) 0-1
1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Bxc3+ 6.bxc3 Ne7 7.Qg4 Qc7 8.Qxg7 Rg8 9.Qxh7 cxd4 10.Ne2 Nbc6 11.f4 Bd7 12.h4 dxc3 13.h5 d4 14.h6 O-O-O 15.Qd3 Be8 16.h7 Rh8 17.g4 Qb6 18.Bg2 Na5 19.Be4 Bb5 20.Qf3 Qa6 21.f5 d3 22.Nxc3 dxc2 23.Bxc2 Bd3 24.Ra2 Qc4 25.Bd2 Nec6 26.Qe3 Bxc2 27.Rxc2 Nd4 28.Rb2 Qc6 29.Qe4 Nc4 30.fxe6 fxe6 31.Qxc6+ bxc6 32.Ne4 Nxb2 33.Nd6+ Kd7 34.Bc3 Nd3+ 35.Kd2 Nxe5 36.Nb7 Ndf3+ 37.Ke3 Rdf8 38.Nc5+ Ke7 39.Rb1 Nxg4+ 40.Ke2 e5 41.Rb7+ Kd6 42.Bb4 Kd5 43.Rd7+ Kc4 44.Ne6 Rf6 45.Nd8 Nd4+ 46.Ke1 Nc2+ 47.Kd2 Nxb4 48.axb4 Rf2+ 49.Ke1 Rh2 50.Rg7 Rxd8 51.Rg8 Rxh7 52.Rxd8 Kxb4 53.Rg8 Nf6 54.Rg6 Rf7 55.Ke2 c5 56.Rg1 c4 57.Rb1+ Kc5 58.Kd2 Nd5 59.Re1 Kd4 60.Kc1 Nb4 0-1
2019.07.27 30th Czech Open C 2019
2349883 Tesar, Patrik (2022) Kowalec, Maciej (2056) 1/2-1/2
1.d4 d5 2.Nf3 Nf6 3.Bg5 c6 1/2-1/2
2019.07.26 30th Czech Open C 2019
2349863 Kowalec, Maciej (2056) Ilkiv, Andrii (1703) 1-0
1.f4 d5 2.Nf3 c5 3.e3 Nf6 4.b3 g6 5.Bb2 Bg7 6.Be2 O-O 7.O-O b6 8.Ne5 Bb7 9.d3 Nbd7 10.Nd2 Rc8 11.Qe1 Nxe5 12.Bxe5 Ne8 13.Nf3 Nd6 14.g4 Re8 15.Qh4 e6 16.Qh3 f6 17.Bb2 Rc7 18.g5 Nf5 19.gxf6 Bxf6 20.Bxf6 Qxf6 21.Ne5 h5 22.Kf2 Rg7 23.Rg1 Qh4+ 24.Qxh4 Nxh4 25.Rg5 Kh7 26.Rag1 Reg8 27.Bxh5 Kh6 28.Ng4+ Kh7 29.Nf6+ Kh6 30.Nxg8+ Rxg8 31.Bg4 1-0
2019.07.25 30th Czech Open C 2019
2349844 Palamarchuk, Andriy (1893) Kowalec, Maciej (2056) 0-1
1.e4 d6 2.d4 g6 3.Nc3 Bg7 4.f4 c6 5.g3 d5 6.exd5 cxd5 7.Bg2 Nf6 8.Nf3 Bg4 9.O-O Nc6 10.Qd3 O-O 11.Nh4 e6 12.Nd1 a6 13.c3 b5 14.Nf2 Bf5 15.Qe2 b4 16.h3 a5 17.a4 Rc8 18.Bf3 Ne4 19.Bxe4 Bxe4 20.Nxe4 dxe4 21.Be3 bxc3 22.bxc3 Ne7 23.c4 Nc6 24.Rad1 Nxd4 25.Qf2 Rxc4 26.Rd2 Qf6 27.Rfd1 Nf5 28.Nxf5 gxf5 29.Bd4 Qe7 30.Be3 Qa3 31.Kh1 Rc3 32.Re2 Qxa4 33.Rg1 Rd8 34.g4 Rd1 35.gxf5 exf5 36.Ree1 Rd6 37.Ra1 Qd7 38.Rxa5 Rg6 39.Rb1 Bf6 40.Ra7 Qxa7 41.Bxa7 Rxh3+ 42.Qh2 Rxh2+ 43.Kxh2 Bc3 44.Rb5 Bd2 45.Rb8+ Kg7 46.Bd4+ Kh6 47.Be5 e3 48.Rb7 e2 49.Rb3 f6 50.Bd6 e1=Q 51.Bf8+ Kh5 52.Rh3+ Kg4 53.Bh6 Qf2+ 54.Kh1 Qf1+ 0-1
2019.07.24 30th Czech Open C 2019
2349824 Kowalec, Maciej (2056) Avetisyan, Aleksey (2008) 1/2-1/2
1.d4 d5 2.Nf3 Nf6 3.e3 c6 4.c4 e6 5.Nc3 Nbd7 6.Qc2 Bd6 7.b3 O-O 8.Bd3 h6 9.O-O Re8 10.Bb2 Qe7 11.e4 dxe4 12.Nxe4 Nxe4 13.Bxe4 Nf6 14.Bd3 Ba3 15.Rfe1 Bxb2 16.Qxb2 Rd8 17.Rad1 Bd7 18.b4 Be8 19.a4 Qc7 20.g3 a5 21.Bc2 Qb6 22.Rb1 axb4 23.Qxb4 Qxb4 24.Rxb4 Ra7 25.Reb1 Rd7 26.h3 Kf8 27.Kf1 Ke7 28.Ne5 Rc7 29.Ke2 Nd7 30.Nxd7 Kxd7 31.c5 Kc8 32.f4 Re7 33.Kd3 Bd7 34.g4 Re8 35.Kc3 Kc7 36.Bd3 Re7 37.Bc4 Re8 38.Kd3 Rh8 39.Ke4 Re8 40.Kf3 Rh8 41.h4 Rd8 42.Bd3 Rh8 43.h5 Bc8 44.Rg1 Bd7 45.g5 hxg5 46.Rxg5 f6 47.Rxg7 Rxh5 48.Bg6 Rh3+ 49.Kg2 Rh8 50.f5 Kc8 51.Rf7 exf5 52.Rxf6 f4 53.Kf3 Rh3+ 54.Kxf4 Ra3 55.Ke5 Kc7 56.Rf7 Re3+ 57.Kf4 Re1 58.Bf5 Rf1+ 59.Ke5 Rxf5+ 60.Rxf5 Bxf5 61.Kxf5 Ra8 62.Ke4 Re8+ 63.Kd3 Re1 64.Rc4 Rh1 65.Kc2 Ra1 66.Kb2 Rd1 1/2-1/2
2019.07.23 30th Czech Open C 2019
2349803 Nasirov, R (2019) Kowalec, Maciej (2056) 1/2-1/2
1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.Bd2 dxe4 5.Qg4 Qxd4 6.O-O-O f5 7.Qg3 Bd6 8.Bf4 Bxf4+ 9.Qxf4 Qc5 10.f3 exf3 11.Nxf3 Nf6 12.Bc4 O-O 13.Rhe1 Na6 14.Ng5 Re8 15.Re5 Qf8 16.Nxe6 Bxe6 17.Rxe6 Rxe6 18.Bxe6+ Kh8 19.Qxf5 Qc5 20.Qxc5 1/2-1/2
2019.07.22 30th Czech Open C 2019
2349764 Raiman, Tom (1809) Kowalec, Maciej (2056) 0-1
1.d4 c5 2.Nf3 cxd4 3.Nxd4 e5 4.Nb5 Nf6 5.Nd6+ Bxd6 6.Qxd6 Qe7 7.Qxe7+ Kxe7 8.c4 d5 9.cxd5 Nxd5 10.Bd2 Nc6 11.Nc3 Be6 12.Nxd5+ Bxd5 13.e3 Rhd8 14.f3 a5 15.a3 Bb3 16.Be2 a4 17.Bd1 Rd3 18.Bxb3 Rxb3 19.Bc3 Na5 20.Rc1 Ke6 21.Ke2 Nc4 22.Rc2 Rc8 23.Rhc1 Nxb2 24.Bxb2 Rxb2 25.Rxb2 Rxc1 26.Rxb7 Rc2+ 27.Kd3 Ra2 28.Kc4 Rxa3 29.Rb6+ Ke7 30.e4 Ra2 31.Kd5 Rxg2 32.Kxe5 Rg5+ 33.Kf4 Ra5 34.Rb7+ Kd6 35.e5+ Kd5 36.Rxf7 a3 37.Rd7+ Ke6 38.Rd6+ Ke7 39.Rd1 a2 40.Ra1 Ke6 41.h4 h6 42.h5 Ra4+ 0-1
2019.07.22 30th Czech Open C 2019
2349782 Kowalec, Maciej (2056) Svetly, J (1895) 1-0
1.d4 Nf6 2.Bg5 d5 3.Nf3 c5 4.Bxf6 exf6 5.c3 Nc6 6.e3 Qb6 7.Qb3 Qxb3 8.axb3 Bf5 9.Nbd2 cxd4 10.Nxd4 Nxd4 11.exd4 a6 12.Bb5+ Kd8 13.O-O g6 14.Rfe1 Bh6 15.Nf1 Kc7 16.Be2 Rhe8 17.Bf3 Rxe1 18.Rxe1 Be6 19.c4 Rd8 20.cxd5 Bc8 21.Ne3 b5 22.Rc1+ Kd7 23.Rc6 f5 24.d6 Bg7 25.Nc2 Ke6 26.Kf1 a5 27.d5+ Ke5 28.Na3 Bd7 29.Rb6 Kd4 30.Rc6 Ke5 31.Ra6 Rb8 32.Rxa5 Kxd6 33.Ra6+ Kc5 34.Ra7 Kd6 35.Nc2 Bxb2 36.Nb4 Bd4 37.Rxd7+ Kxd7 38.Nc6 Rb6 39.Nxd4 b4 40.Be2 Kd6 41.Bc4 Kc5 42.Nc2 Rb8 43.Ke2 Re8+ 44.Kd2 f6 45.Ne1 Rb8 46.Nd3+ Kd6 47.f3 g5 48.Ke3 h5 49.Kd4 Rb6 50.Nc5 Rb8 51.Bd3 Rc8 52.Nb7+ Kc7 53.Na5 Ra8 54.Nc4 Ra2 55.d6+ Kd8 56.Bxf5 Rxg2 57.Na5 Rd2+ 58.Ke3 1-0
2019.07.21 30th Czech Open C 2019
2349746 Kowalec, Maciej (2056) Pecnik, P (1739) 1-0
1.d4 Nf6 2.Bg5 d5 3.Nf3 Nc6 4.e3 Bf5 5.c4 e6 6.Nc3 Be7 7.Bxf6 Bxf6 8.cxd5 exd5 9.Qb3 Ne7 10.Qxb7 O-O 11.Qa6 Qd7 12.Na4 Rfb8 13.Be2 Bc2 14.b3 Nc8 15.O-O Nb6 16.Rac1 Be4 17.Nc5 Qd6 18.Nxe4 dxe4 19.Nd2 Re8 20.Qb7 Nd5 21.Nxe4 1-0
2019.07.20 30th Czech Open C 2019
2349728 Ricar Sen, J (1604) Kowalec, Maciej (2056) 0-1
1.g4 d5 2.Bg2 c6 3.c4 dxc4 4.Nc3 Bxg4 5.Qa4 Be6 6.Nb5 cxb5 7.Qxb5+ Nd7 8.Qxb7 Rb8 9.Qxa7 Qb6 10.Qa4 Nf6 11.Nh3 Qb5 12.Qa7 Bd5 13.a4 Qb7 14.Qxb7 Rxb7 15.Nf4 Bxg2 16.Nxg2 Nc5 17.O-O Nb3 18.Ra2 Nd5 19.Ne3 Nf4 20.Re1 Nxc1 0-1
2018.06.24 Solta Amateur Open 2018
2562891 IM Sredojevic, I (2298) Kowalec, Maciej (2056) 1-0
1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 dxe4 6.Qg4 Nf6 7.Qxg7 Rg8 8.Qh6 c5 9.Ne2 Nc6 10.dxc5 Rg6 11.Qe3 Qa5 12.Bd2 Qa4 13.Nd4 Nxd4 14.cxd4 Qxc2 15.Bb5+ Kf8 16.O-O Nd5 17.Qe2 Qb3 18.Kh1 Nf6 19.Bc4 Qa4 20.f3 Qc6 21.Rad1 exf3 22.Rxf3 Nd5 23.Rdf1 f5 24.Qe5 Nf6 25.Bg5 Ng8 26.Be3 Nf6 27.Rg3 Qe8 28.Rxg6 Qxg6 29.c6 Ng4 30.Qd6+ Kg7 31.Bd2 Qf7 32.h3 Nh6 33.d5 bxc6 34.Bc3+ Kg8 35.dxe6 1-0
2018.02.04 ch-POL Academic Team 2018
2621704 Smolka, M (2178) Kowalec, Maciej (2056) 1-0
1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.f3 g6 6.c4 Bg7 7.Be3 O-O 8.Nc3 Nc6 9.Qd2 Be6 10.Be2 Rc8 11.b3 Nd7 12.Nxe6 fxe6 13.Rc1 Qa5 14.O-O a6 15.Rfd1 Rf7 16.Na4 Qxd2 17.Rxd2 h5 18.Rcd1 Ncb8 19.c5 Nxc5 20.Nxc5 dxc5 21.Bc4 Rc6 22.Rd8+ Rf8 23.Rxf8+ Bxf8 24.Rd8 b5 25.Bf1 Rb6 26.Bh6 Nd7 27.Bxf8 Nxf8 28.Rc8 Rd6 29.Rxc5 Kf7 30.a4 Nd7 31.Rc7 bxa4 32.bxa4 Nb6 33.a5 Nd7 34.Kf2 Ne5 35.Ra7 Nd3+ 36.Bxd3 Rxd3 37.Rxa6 Ra3 38.h4 Kf6 39.Ra8 Kf7 40.a6 Ra2+ 41.Kg3 e5 42.a7 Ra5 43.Kf2 Ra3 44.Ke2 Ra4 45.Kd3 Ra3+ 46.Kc4 Ra5 47.Kb4 Ra2 48.Kc5 Ra1 49.Kd5 Ra5+ 50.Kc6 Ra1 51.g4 Ra2 52.gxh5 gxh5 53.Kb6 Rb2+ 54.Kc5 Ra2 55.Kc4 Ra1 56.Kd5 Ra5+ 57.Kc6 Ra2 58.Rh8 Rxa7 59.Rxh5 Ra6+ 60.Kd7 Ra7+ 61.Kd8 Ra8+ 62.Kc7 Ra7+ 63.Kb6 Ra3 64.Rf5+ Ke6 65.h5 Ra1 66.Kc7 Rh1 67.Kd8 Kd6 68.Ke8 e6 69.Rg5 Rh3 70.Kf8 Rxf3+ 71.Kg7 Rf4 72.h6 Rxe4 73.h7 Rh4 74.Kg6 Rxh7 75.Kxh7 Kd5 76.Kg6 Kd4 77.Kh5 e4 78.Kg4 e5 79.Kg3 Kd3 80.Kf2 Kd2 81.Rxe5 1-0
2018.02.04 ch-POL Academic Team 2018
2621734 Kowalec, Maciej (2056) Szczecina, K (1937) 0-1
1.d4 Nf6 2.Bg5 d5 3.Bxf6 exf6 4.e3 Bd6 5.Bd3 O-O 6.Nf3 c6 7.O-O f5 8.c4 dxc4 9.Bxc4 Nd7 10.Nc3 Nf6 11.Qc2 Qe7 12.Bd3 g6 13.Rfe1 Be6 14.Rad1 Rfe8 15.a3 Rad8 16.b4 a5 17.bxa5 Bxa3 18.a6 b5 19.Nb1 Bb4 20.Re2 Bd5 21.Ne5 Qe6 22.Rc1 Ra8 23.Nxc6 Bxc6 24.Qxc6 Rac8 25.Bxb5 Rxc6 26.Bxc6 Re7 27.Bb7 Qb6 28.Rb2 Rxb7 29.axb7 Qxb7 30.Rc4 Nd5 31.h3 Qe7 32.Rb3 Kg7 33.Rc2 Qd6 34.Nd2 Bxd2 35.Rxd2 Qc6 36.Rdb2 Qc1+ 37.Kh2 Qc7+ 38.Kg1 Qc1+ 39.Kh2 Qc7+ 40.Kg1 h5 41.Rb7 Qc6 42.R7b3 Qe6 43.Rb1 f4 44.exf4 Nxf4 45.Re3 Qd5 0-1
2018.02.03 ch-POL Academic Team 2018
2621566 Kowalec, Maciej (2056) Chowaniec, Artur (1668) 1-0
1.d4 d5 2.Nf3 Nf6 3.e3 e6 4.Bd3 c5 5.b3 Nc6 6.Bb2 cxd4 7.exd4 Bd7 8.a3 a6 9.Nbd2 b5 10.O-O Bd6 11.Qe2 O-O 12.Ne5 Qc7 13.f4 Qb6 14.Ndf3 Ne7 15.g4 Ng6 16.Nxg6 hxg6 17.Ne5 Bxe5 18.fxe5 Ne8 19.Rf3 f5 20.exf6 Nxf6 21.Bxg6 Qd6 22.Raf1 b4 23.Qe5 Qxe5 24.dxe5 Nxg4 25.Rxf8+ Rxf8 26.Bh7+ Kxh7 27.Rxf8 bxa3 28.Bxa3 Nxe5 29.Bb2 Nc6 30.Rf7 Bc8 31.Rxg7+ Kh6 32.Rc7 a5 33.Rxc6 Bd7 34.Rd6 Bc8 35.Rd8 Ba6 36.Ra8 Be2 37.Rxa5 Kg5 38.Kf2 Bg4 39.c4 Kf4 40.cxd5 exd5 41.Ra4+ Kf5 42.Rxg4 1-0
2018.02.03 ch-POL Academic Team 2018
2621590 Grabowski, Ad (2066) Kowalec, Maciej (2056) 0-1
1.Nf3 f5 2.d4 Nf6 3.c4 e6 4.g3 b6 5.Bg2 Bb7 6.Bg5 Be7 7.Bxf6 Bxf6 8.Nc3 O-O 9.O-O d6 10.Re1 Nd7 11.Rc1 g5 12.e3 Qe7 13.Nd2 Bxg2 14.Kxg2 Bg7 15.Nf1 Qf7 16.f4 g4 17.e4 Rae8 18.Qd3 h5 19.exf5 Qxf5 20.Rcd1 Qxd3 21.Rxd3 Kf7 22.a3 a6 23.Ne3 e5 24.dxe5 Nc5 25.Rd5 dxe5 26.fxe5 Rxe5 27.Rf1+ Kg8 28.Rxf8+ Kxf8 29.Rxe5 Bxe5 30.Ned5 Kf7 31.b4 Ne6 32.Ne4 a5 33.bxa5 bxa5 34.a4 Nd4 35.Nc5 Nc6 36.Na6 Ke6 37.Ndxc7+ Bxc7 38.Nxc7+ Kd6 39.Na6 Ne5 40.c5+ Kc6 41.Kf2 Nd3+ 42.Ke3 Nxc5 43.Nxc5 Kxc5 44.Kf4 Kb4 45.Kg5 Kxa4 46.Kxh5 Kb5 47.Kxg4 a4 48.h4 0-1
2018.02.03 ch-POL Academic Team 2018
2621614 Kowalec, Maciej (2056) Ilnicki, Tomasz (1607) 1-0
1.d4 Nf6 2.c4 e5 3.dxe5 Ng4 4.Nf3 Nc6 5.Bf4 Bb4+ 6.Nc3 Qe7 7.Qd5 f6 8.exf6 Nxf6 9.Qd3 d6 10.e3 O-O 11.Be2 Ne4 12.O-O Nxc3 13.bxc3 Bc5 14.Bg5 Qf7 15.Bf4 h6 16.Nd4 Bd7 17.Bf3 Kh8 18.Rab1 Bb6 19.Nxc6 Bxc6 20.Bd5 Qf5 21.Qxf5 Rxf5 22.Rfd1 Re8 23.Bg3 g5 24.h3 Kg7 25.e4 Rf6 26.Re1 Kg6 27.Rb2 h5 28.h4 g4 29.Rbe2 Ba5 30.e5 dxe5 31.Bxe5 Rf5 32.Bxc6 bxc6 33.Bd4 Rxe2 34.Rxe2 Bb6 35.Bxb6 cxb6 36.Re6+ Rf6 37.Rxf6+ Kxf6 38.Kf1 Ke5 39.Ke2 a6 40.Ke3 b5 41.cxb5 axb5 42.f4+ gxf3 43.gxf3 c5 44.a3 c4 45.f4+ Kf5 1-0
2018.02.03 ch-POL Academic Team 2018
2621620 Kowalec, Maciej (2056) Marczuk, D (2278) 1/2-1/2
1.d4 f5 2.c4 Nf6 3.Nf3 g6 4.Nc3 Bg7 5.g3 O-O 6.Bg2 d6 7.O-O Qe8 8.d5 a5 9.Qc2 Na6 10.Be3 Bd7 11.Rad1 h6 12.Nd4 Rc8 13.h3 Nc5 14.b3 c6 15.dxc6 bxc6 16.Nf3 Nce4 17.Nxe4 Nxe4 18.Nh2 Qf7 19.Bd4 g5 20.Bxg7 Qxg7 21.g4 Nc5 22.Qd2 fxg4 23.hxg4 Rf7 24.Qxa5 h5 25.b4 Ne6 26.b5 cxb5 27.cxb5 Nf4 28.b6 Nxg2 29.Kxg2 Bc6+ 30.f3 Ra8 31.Qd2 h4 32.Rc1 Bb7 33.Rc7 Rb8 34.Rfc1 Qe5 35.Qb4 Qg3+ 36.Kh1 h3 37.Rg1 Qe5 38.Qc4 Kf8 39.a4 Kg7 40.Qc3 Qxc3 41.Rxc3 Ba6 42.a5 Rf4 43.Rc7 Kf6 44.Ra7 Bxe2 45.Rb1 Bd3 46.Rb3 Be2 47.Rb2 Bd3 48.b7 Ra4 49.Ra8 Ra1+ 50.Nf1 Rxb7 51.Rxb7 Bxf1 52.Kh2 Bg2 53.Rb3 Rh1+ 54.Kg3 Rg1 55.Kh2 Rh1+ 56.Kg3 Rg1 57.Kh2 Rh1+ 58.Kg3 Ke5 1/2-1/2
2018.02.03 ch-POL Academic Team 2018
2621656 Mikolajczak, Wojciech (1789) Kowalec, Maciej (2056) 0-1
1.c4 e5 2.Nc3 Nf6 3.g3 Nc6 4.Bg2 Bc5 5.d3 d6 6.Nf3 O-O 7.O-O a6 8.a3 Be6 9.Bg5 h6 10.Bxf6 Qxf6 11.Ne4 Qe7 12.Nxc5 dxc5 13.Nd2 Rab8 14.Ne4 f5 15.Nc3 Qd7 16.Rb1 Ne7 17.Qa4 Qxa4 18.Nxa4 b6 19.Rfc1 Rbd8 20.Bb7 Bc8 21.Bg2 Bd7 22.Nc3 Bc6 23.b4 Bxg2 24.Kxg2 cxb4 25.axb4 Ra8 26.Nd5 Nxd5 27.cxd5 Rf7 28.e4 fxe4 29.dxe4 a5 30.bxa5 Rxa5 31.Ra1 Rxa1 32.Rxa1 Kf8 33.Rc1 Ke8 34.Rc6 Kd7 35.Kf1 Rf6 36.Rc2 c5 37.dxc6+ Rxc6 38.Rd2+ Rd6 39.Rc2 Rd4 40.f3 b5 41.Rc5 b4 42.Rxe5 Kd6 43.Rb5 Kc6 44.Rb8 Kc7 45.Rb5 Kc6 46.Rb8 Kc7 47.Ra8 b3 48.Ra1 Rd2 49.h3 b2 50.Rb1 Rc2 51.Rxb2 Rxb2 52.f4 Kd6 53.e5+ Ke6 54.Kg1 Kf5 55.Kf1 g5 56.fxg5 hxg5 57.h4 gxh4 58.gxh4 Kxe5 59.h5 Kf5 60.h6 Kg6 61.h7 Kxh7 0-1
2018.02.03 ch-POL Academic Team 2018
2621680 Kowalec, Maciej (2056) Siwiec, A (2206) 0-1
1.d4 Nf6 2.Nf3 e6 3.e3 c5 4.Bd3 Be7 5.O-O O-O 6.b3 b6 7.Bb2 Bb7 8.Nbd2 d6 9.c4 Nbd7 10.Qe2 a6 11.Rad1 Rc8 12.Bb1 Rc7 13.e4 cxd4 14.Nxd4 Qa8 15.f4 g6 16.Rde1 Ne8 17.f5 e5 18.Nc2 b5 19.Ne3 Nef6 20.Nd5 Bxd5 21.cxd5 Rfc8 22.g4 Ne8 23.Nf3 g5 24.h4 h6 25.hxg5 hxg5 26.Kg2 f6 27.Rh1 Bf8 28.Kg3 Bg7 29.Qh2 Nf8 30.Re2 a5 31.Qg1 a4 32.Qe3 Qa7 33.Qxa7 Rxa7 34.Rhh2 axb3 35.axb3 Nd7 36.Rc2 Rxc2 37.Rxc2 Nc5 38.Rc3 b4 39.Rc4 Rb7 40.Nd2 Bf8 41.Kf3 Be7 42.Rc1 Nc7 43.Bc2 Ra7 44.Ra1 Rxa1 45.Bxa1 Kf7 46.Bb2 Ke8 47.Nc4 Nb5 48.Bc1 Nd4+ 0-1
2017.09.10 TCh-POL 2nd League 2017
2693600 Golda, Sebastian (2115) Kowalec, Maciej (2083) 0-1
1.e4 e6 2.d4 d5 3.Nd2 c5 4.exd5 Qxd5 5.Ngf3 cxd4 6.Bc4 Qd6 7.O-O Nf6 8.Nb3 Nc6 9.Nbxd4 Nxd4 10.Nxd4 a6 11.c3 Be7 12.Qe2 O-O 13.Bg5 Qc7 14.Rad1 b5 15.Bb3 Bb7 16.Rfe1 Kh8 17.Bc2 Nd5 18.Qe4 g6 19.Qh4 Bxg5 20.Qxg5 Qf4 21.Qxf4 Nxf4 22.Be4 Bxe4 23.Rxe4 Nd5 24.Nc2 Rfc8 25.Red4 Kg7 26.Ne3 Nxe3 27.fxe3 a5 28.Rd7 b4 29.Rf1 Rf8 30.c4 Rac8 31.b3 Rc5 32.Kf2 Rf5+ 33.Ke2 Rxf1 34.Kxf1 Rc8 35.Ke2 Rc5 36.Rb7 Kf6 37.e4 e5 38.Kd3 Ke6 39.Rb8 Ke7 40.g4 h6 41.Ke3 g5 42.Rb6 f6 43.Rb7+ Ke6 44.Rh7 Rc8 45.Rxh6 Rd8 46.h4 gxh4 47.g5 Rd1 48.Rxf6+ Ke7 49.c5 h3 50.Rh6 Rc1 51.Kd3 Rxc5 52.Kd2 Rc3 53.Rh7+ Kf8 54.g6 Rg3 55.Rh5 Rg2+ 56.Kd3 h2 57.Kc4 Kg7 58.Kd5 Kxg6 59.Rh3 Kf6 60.Rh6+ Kg5 61.Rh8 Kf4 62.Rh4+ Kg3 63.Rh8 Rxa2 64.Kxe5 Kg2 65.Rg8+ Kf1 66.Rf8+ Kg1 0-1
2017.09.08 TCh-POL 2nd League 2017
2693415 Czarnecki, W (2020) Kowalec, Maciej (2083) 1/2-1/2
1.f4 d5 2.Nf3 Nf6 3.b3 g6 4.Bb2 Bg7 5.g3 O-O 6.Bg2 c5 7.O-O Nc6 8.Ne5 Nxe5 9.Bxe5 Bd7 10.c4 Bc6 11.Nc3 d4 12.Bxc6 bxc6 13.Bxf6 exf6 14.Ne4 f5 15.Nxc5 d3 16.Nxd3 Qd4+ 17.Nf2 Qxa1 18.Qxa1 Bxa1 19.Rxa1 Rfd8 20.Nd3 a5 21.Rd1 a4 22.b4 Rd4 23.Rc1 Re8 24.Kf1 Ree4 25.b5 cxb5 26.cxb5 Re6 27.Rc5 Rb6 28.a3 Rd8 29.Nb2 Rdb8 30.Nxa4 Rxb5 31.Rc3 Rb3 32.Rxb3 Rxb3 33.Nc3 Rxa3 34.Kf2 f6 35.Nd5 Kf7 36.d3 Ra5 37.Ne3 g5 38.Kf3 Kg6 39.h4 gxh4 40.gxh4 Kh5 41.Ng2 Ra2 42.Ne3 Ra5 43.Ng2 Ra3 44.Kg3 Ra2 45.Kf3 Rd2 46.Ne3 Kxh4 47.Nxf5+ Kh5 48.d4 Kg6 49.Nh4+ Kf7 50.e3 Ke6 51.Ke4 Rd1 52.Nf5 Rd2 53.Nh6 Rd1 54.Nf5 Rd2 1/2-1/2
2017.09.07 TCh-POL 2nd League 2017
2693331 Kowalec, Maciej (2083) Kastelik, A (2168) 1/2-1/2
1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.e3 Bf5 5.Nc3 e6 6.Nh4 Bg6 7.Nxg6 hxg6 8.a3 Qc7 9.g3 dxc4 10.Bxc4 Nbd7 11.f4 Rd8 12.Qe2 b5 13.Bd3 a6 14.b4 a5 15.Rb1 axb4 16.axb4 Nb6 17.Bd2 g5 18.fxg5 Qxg3+ 19.hxg3 Rxh1+ 20.Kf2 Rh2+ 21.Kf3 Rxe2 22.Nxe2 Nfd7 23.Rc1 Ne5+ 24.dxe5 Rxd3 25.Rxc6 Nc4 26.Rc8+ Ke7 27.Bc3 g6 28.Bd4 Bg7 29.Ke4 Rb3 30.Nc1 Nd2+ 31.Kf4 Rxb4 32.Rc7+ Ke8 33.Rc8+ Ke7 34.Rc7+ Ke8 1/2-1/2
2017.09.05 TCh-POL 2nd League 2017
2693176 Kmiecik, E (1786) Kowalec, Maciej (2083) 0-1
1.d4 e6 2.c4 b6 3.Nc3 Bb7 4.Nf3 Bb4 5.a3 Bxc3+ 6.bxc3 f5 7.Bg5 Nf6 8.e3 O-O 9.Bd3 h6 10.Bf4 d6 11.h4 Qe8 12.Qb3 Nc6 13.Bg3 Na5 14.Qb5 Ne4 15.Bxe4 Bxe4 16.Rd1 Bc6 17.Qb4 Ba4 18.O-O Bxd1 19.Rxd1 Qc6 20.Nd2 Nb7 21.Qb3 Rae8 22.f3 Kh8 23.Qc2 Na5 24.Qa2 Qa4 25.Rc1 e5 26.Kh2 exd4 27.exd4 f4 28.Be1 Re2 29.Qb1 Qxa3 30.Qd3 Rfe8 31.Ne4 R2xe4 32.fxe4 Qxc1 33.Bd2 Qd1 34.e5 Qg4 35.Qe4 dxe5 36.dxe5 Qg3+ 37.Kg1 f3 38.Qxf3 Qxf3 39.gxf3 Nxc4 40.Bc1 Rxe5 41.f4 Re1+ 42.Kf2 Rxc1 43.f5 a5 44.f6 gxf6 45.Ke2 a4 46.h5 a3 47.Kd3 a2 48.Kd4 a1=Q 49.Kd5 Qa5+ 50.Kc6 Qc5+ 51.Kb7 Nd6+ 52.Kb8 Qc6 53.c4 Qb7# 0-1
2017.09.03 TCh-POL 2nd League 2017
2692930 Swiatnicki, A (2028) Kowalec, Maciej (2083) 1/2-1/2
1.e4 d5 2.exd5 Qxd5 3.d4 Nf6 4.Nf3 Bg4 5.Be2 c6 6.O-O e6 7.c4 Qd8 8.Qb3 Qb6 9.Qxb6 axb6 10.Nc3 Bb4 11.Bd2 O-O 12.a3 Bxc3 13.Bxc3 Ne4 14.Rac1 Nd7 15.Rfd1 Ndf6 16.h3 Bxf3 17.Bxf3 Rfd8 18.g4 Rd7 19.h4 Rad8 20.g5 Nxc3 21.Rxc3 Ne8 22.Rcd3 Nd6 23.c5 Nc4 24.Rc1 Ne5 25.Re3 Nxf3+ 26.Rxf3 Rxd4 27.cxb6 Rxh4 28.Rc5 Kf8 29.Ra5 Rg4+ 30.Kh2 Rd5 31.Ra7 Rd7 32.Rb3 c5 33.a4 Ke7 34.a5 Kd6 35.Ra8 Rb4 36.Rd3+ Ke7 37.Rxd7+ Kxd7 38.Rf8 Rxb2 39.Rxf7+ Kc6 40.Rxg7 Rxf2+ 41.Kg3 Rf5 42.Kg4 c4 43.Rxh7 Rxa5 44.Rc7+ Kxb6 45.Rxc4 Ra8 46.g6 Ka5 47.Kg5 b5 48.Re4 b4 49.Rxe6 b3 50.Re1 1/2-1/2
2017.08.18 Irena Warakomska Mem B
2703953 Szewczyk, M2 (2053) Kowalec, Maciej (2038) 1/2-1/2
1.d4 d5 2.c4 c6 3.cxd5 cxd5 4.Nc3 Nc6 5.Nf3 Nf6 6.e3 a6 7.Bd3 e6 8.O-O Bd6 9.a3 O-O 10.Bd2 b5 11.b4 Bd7 12.Rc1 Rc8 13.Qe2 Re8 14.h3 1/2-1/2
2017.08.17 Irena Warakomska Mem B
2703903 WFM Shpanko, Nadiia (2095) Kowalec, Maciej (2038) 0-1
1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Be7 6.O-O O-O 7.Nc3 Ne4 8.Qc2 Nxc3 9.Qxc3 f5 10.Bf4 d6 11.Qe3 Qc8 12.Rfd1 Re8 13.d5 e5 14.Bg5 Qd8 15.b4 Nd7 16.Bh3 g6 17.Bxe7 Qxe7 18.Qh6 e4 19.Nd4 Ne5 20.Rac1 a5 21.b5 Bc8 22.f3 Nf7 23.Qe3 f4 24.Qxf4 Bxh3 25.g4 exf3 26.exf3 Qe5 27.Qxe5 Rxe5 28.Kf2 h5 29.Nc6 Ree8 30.Re1 hxg4 31.Kg3 Nh6 32.fxg4 Bxg4 33.Kh4 Bd7 34.Kg5 Kg7 35.Nd4 Re5+ 36.Rxe5 Nf7+ 0-1
2017.08.16 Irena Warakomska Mem B
2703878 Kowalec, Maciej (2038) Kotlowski, T (2005) 1-0
1.e4 e5 2.Nf3 Nf6 3.Nxe5 Qe7 4.Nf3 Qxe4+ 5.Be2 Bb4 6.O-O O-O 7.d4 d5 8.Bd3 Qg4 9.h3 Qh5 10.Bf4 c6 11.c3 Ba5 12.Re1 Ne4 13.Bxe4 dxe4 14.Rxe4 Bxh3 15.Re5 Qg4 16.Bg3 Bd8 17.gxh3 Qxh3 18.Qf1 Qg4 19.Nbd2 f5 20.Qc4+ Kh8 21.Qf7 1-0
2017.08.15 Irena Warakomska Mem B
2703839 Sobczak, M (1925) Kowalec, Maciej (2038) 0-1
1.e4 d5 2.exd5 Qxd5 3.Nc3 Qd6 4.d4 Nf6 5.Nf3 Bg4 6.g3 c6 7.Bg2 e6 8.O-O Qc7 9.Qe2 Nbd7 10.Bf4 Bd6 11.Bxd6 Qxd6 12.Ne4 Nxe4 13.Qxe4 Bxf3 14.Bxf3 Nf6 15.Qe3 O-O 16.Rfe1 Rfd8 17.Rad1 a5 18.a3 Nd5 19.Qd3 Rab8 20.c4 Nf6 21.c5 Qc7 22.b4 axb4 23.axb4 Ra8 24.Qb3 b5 25.cxb6 Qxb6 26.b5 Rab8 27.Rb1 cxb5 28.Be2 b4 29.Bc4 Qxd4 30.Rbd1 Qc3 31.Rxd8+ Rxd8 32.Qxc3 bxc3 33.Rc1 Ne4 34.Ba6 Rd2 35.f3 c2 0-1
2017.08.14 Irena Warakomska Mem B
2703800 Kowalec, Maciej (2038) Kaczmarek, Ar (1935) 1/2-1/2
1.Nf3 d5 2.b3 Nf6 3.Bb2 e6 4.e3 b6 5.d4 Bb7 6.Bd3 Bd6 7.Nbd2 O-O 8.O-O Nbd7 9.Ne5 Qe7 10.f4 Ne4 11.c4 Rac8 12.Bxe4 dxe4 13.Nxd7 Qxd7 14.Qc2 f5 15.Rfd1 Be7 16.Nf1 Bf6 1/2-1/2
2017.08.13 Irena Warakomska Mem B
2703720 Kowalec, Maciej (2038) Murawko, K (1967) 1/2-1/2
1.d4 c5 2.d5 d6 3.c4 g6 4.Nc3 Bg7 5.e4 a6 6.a4 Nf6 7.Nf3 O-O 8.Be2 h6 9.O-O Ne8 10.Be3 Nd7 11.Qd2 Kh7 12.Ne1 Ne5 13.f4 Nd7 1/2-1/2
2017.08.13 Irena Warakomska Mem B
2703759 Janulek, Dawid (2006) Kowalec, Maciej (2038) 1/2-1/2
1.e4 d5 2.exd5 Qxd5 3.Nc3 Qd6 4.d4 Nf6 5.Bc4 a6 6.Nge2 b5 7.Bb3 Bb7 8.Bf4 Qb6 9.f3 e6 10.a4 Bd6 11.axb5 axb5 12.Rxa8 Bxa8 13.Qd3 Bxf4 14.Nxf4 b4 15.Na4 Qd6 16.Ne2 Nbd7 17.O-O O-O 18.c3 c5 19.Bc2 bxc3 20.bxc3 cxd4 21.cxd4 Bb7 22.Rd1 Ba6 23.Qd2 Bxe2 24.Qxe2 Nd5 25.Qd2 Rc8 26.Be4 Qa3 27.Bxd5 Qxa4 28.Be4 Nf6 29.Qd3 Rd8 30.Rd2 g6 31.g3 Nd5 32.Bxd5 Rxd5 33.Qc3 Qd7 34.f4 Rb5 35.Rb2 Rxb2 36.Qxb2 h5 1/2-1/2
2017.08.12 Irena Warakomska Mem B
2703680 Ostrowska, D (1926) Kowalec, Maciej (2038) 0-1
1.e4 e6 2.d4 d5 3.Nd2 c5 4.c3 Nc6 5.Ne2 Qb6 6.Qb3 cxd4 7.Qxb6 axb6 8.Nxd4 Nxd4 9.cxd4 dxe4 10.Bb5+ Bd7 11.Bxd7+ Kxd7 12.Nc4 Ra6 13.Bf4 f6 14.O-O b5 15.Nd2 f5 16.f3 exf3 17.Nxf3 Bd6 18.Bxd6 Kxd6 19.Rfc1 Nf6 20.Rc5 b6 21.Rxb5 Rc8 22.Ng5 h6 23.Nf7+ Ke7 24.Ne5 Nd5 25.Rb3 Ra4 26.Nf3 g5 27.Re1 g4 28.Ne5 Rxd4 29.Ra3 Rd2 30.Ra7+ Rc7 31.Rxc7+ Nxc7 32.Nc4 Rc2 33.b3 Nd5 34.a4 h5 35.Ne3 Nxe3 36.Rxe3 Kf6 37.Rd3 Rb2 38.Re3 h4 39.h3 g3 40.Kf1 Rf2+ 41.Kg1 Rb2 42.Kf1 Rb1+ 43.Ke2 Rg1 44.Kf3 Rf1+ 45.Ke2 Rf2+ 0-1
2017.08.11 Irena Warakomska Mem B
2703639 Kowalec, Maciej (2038) Milanowski, J (1815) 1-0
1.d4 d5 2.Nf3 Nf6 3.e3 c6 4.c4 e6 5.Nc3 Nbd7 6.Qc2 Be7 7.Bd3 dxc4 8.Bxc4 b5 9.Bd3 Bb7 10.O-O O-O 11.Qe2 a6 12.Rd1 Qb6 13.e4 c5 14.e5 Nd5 15.Be4 Nxc3 16.bxc3 cxd4 17.cxd4 Bxe4 18.Qxe4 Rfd8 19.Be3 Qa5 20.d5 exd5 21.Rxd5 Nb6 22.Rxd8+ Rxd8 23.Nd4 Qa4 24.e6 Nc8 25.exf7+ Kxf7 26.Qe6+ Kf8 27.Re1 Qb4 28.Kf1 Qd6 29.Rc1 Na7 30.Qxd6 Rxd6 31.Rc7 Bf6 32.Nb3 1-0
2017.01.08 ch-POL Rapid 2017
2805104 Kowalec, Maciej (2083) Kaczmarek, Ar (2005) 1/2-1/2
1.d4 d5 2.Nf3 Nf6 3.e3 c5 4.Be2 Nc6 5.O-O Bf5 6.c4 e6 7.Nc3 Be7 8.cxd5 exd5 9.dxc5 Bxc5 10.Nb5 O-O 11.Nbd4 Be4 12.a3 Bb6 13.b4 Rc8 14.Bb2 Bc7 15.Rc1 Bd6 16.Qa4 Qb6 17.Rfd1 Ne5 18.Nb5 Bxf3 19.gxf3 Bb8 20.Nxa7 Rxc1 21.Rxc1 Qe6 22.Bxe5 Qxe5 23.f4 Qb2 24.Re1 d4 25.Nb5 dxe3 26.Qd1 exf2+ 27.Kxf2 Bxf4 28.Qd4 Qxd4+ 29.Nxd4 Bxh2 30.Bf3 b6 31.Nf5 g6 32.Ne7+ Kg7 33.Nd5 Rd8 34.Nxf6 Kxf6 35.Rh1 Bf4 36.Rxh7 Rd2+ 37.Be2 g5 38.Rh6+ Ke5 39.Rxb6 f5 40.Ke1 g4 41.Rb5+ Ke4 42.Rc5 Ra2 43.Rc4+ Ke3 44.Rc3+ Ke4 45.Rc4+ Ke3 46.Rc3+ Ke4 47.Rc4+ Ke5 48.Rc5+ Ke4 49.Rc4+ Ke5 50.Rc5+ Ke4 51.Rc4+ 1/2-1/2
2017.01.08 ch-POL Rapid 2017
2804920 Przedmojski, R (2360) Kowalec, Maciej (2083) 1-0
1.d4 e6 2.c4 b6 3.Nf3 Bb7 4.g3 f5 5.Bg2 Nf6 6.O-O Be7 7.Nc3 O-O 8.Bf4 d6 9.Qc2 Nbd7 10.Rad1 Rb8 11.Ng5 Bxg2 12.Kxg2 Qc8 13.Nxe6 Re8 14.Qxf5 Nf8 15.d5 Nxe6 16.Qxe6+ Qxe6 17.dxe6 Bd8 18.Nb5 Rxe6 19.Nd4 Re8 20.Nc6 Ra8 21.Rfe1 a5 22.b3 Nd7 23.e4 Bf6 24.f3 g5 25.Be3 h6 26.h3 Kg7 27.Nd4 Kg6 28.Nf5 a4 29.b4 Bc3 30.Bd2 Bf6 31.Ne3 Ne5 32.Rb1 Rac8 33.Rec1 Nc6 34.Nd5 1-0
2017.01.08 ch-POL Rapid 2017
2804969 Michalski, O (2275) Kowalec, Maciej (2083) 1-0
1.d4 e6 2.Nf3 b6 3.c4 Bb7 4.a3 f5 5.Nc3 Nf6 6.g3 Be7 7.Bg2 O-O 8.d5 Ne4 9.Nxe4 fxe4 10.Nd2 exd5 11.cxd5 Bxd5 12.Nxe4 Bc6 13.O-O Kh8 14.Qc2 Qe8 15.Bf4 d5 16.Nc3 d4 17.Nd5 Bxd5 18.Bxd5 c6 19.Be4 Qh5 20.Bf3 Qc5 21.Rac1 g5 22.Qe4 Qf5 23.Be5+ Kg8 24.Qxf5 Rxf5 25.Bxd4 Rf8 26.Bxc6 Nxc6 27.Rxc6 Rad8 28.e3 Rd7 29.g4 Rfd8 30.Rfc1 Kf7 31.Rc7 Ke6 32.Kg2 Bd6 33.Rxd7 Rxd7 34.Rc8 Kd5 35.Rg8 h6 36.Rg6 Bf8 37.Rf6 Rd8 38.Kf3 Rc8 39.Ke2 Rc2+ 40.Kd3 1-0
2016.07.27 27th Czech Open B 2016
2877634 Gantar, J (2215) Kowalec, Maciej (2110) 1-0
1.e4 c5 2.Ne2 Nc6 3.Nbc3 d6 4.d4 cxd4 5.Nxd4 Nf6 6.g3 g6 7.Nde2 Bg7 8.Bg2 O-O 9.O-O Rb8 10.a4 a6 11.Nd5 Nxd5 12.exd5 Ne5 13.h3 Bd7 14.Ra2 b5 15.axb5 axb5 16.b3 f5 17.Be3 Ra8 18.Rxa8 Qxa8 19.f4 Nf7 20.Bd4 Rc8 21.Bxg7 Kxg7 22.Qd4+ Kg8 23.Ra1 Qb8 24.c3 Rc7 25.Qe3 Kf8 26.Nd4 Nd8 27.Re1 Be8 28.g4 Qc8 29.gxf5 gxf5 30.Bf1 Qb7 31.Qd3 Qc8 32.Re3 b4 33.cxb4 Bg6 34.b5 Rc5 35.Nc6 e5 36.dxe6 Nxc6 37.bxc6 Rxc6 38.Qd4 d5 39.e7+ Ke8 40.Bb5 1-0
2016.07.26 27th Czech Open B 2016
2877624 Kowalec, Maciej (2110) WFM Janska, Jitka (2034) 1/2-1/2
1.d4 Nf6 2.Nf3 e6 3.e3 b6 4.Bd3 Bb7 5.O-O c5 6.b3 cxd4 7.exd4 Qc7 8.c4 Bb4 9.h3 h5 10.a3 Bd6 11.Nc3 a6 12.Qe2 Nc6 13.b4 Ng4 14.Nd5 Qb8 15.Bb2 Be7 16.hxg4 hxg4 17.Ne5 Nxe5 18.dxe5 exd5 19.cxd5 Bxd5 20.Qxg4 Qb7 21.Rac1 Be6 22.Be4 Bxg4 23.Bxb7 Ra7 24.Be4 O-O 25.Bd4 Rb8 26.Rc3 a5 27.b5 Be6 28.Rfc1 g6 29.Rc8+ Rxc8 30.Rxc8+ Kg7 31.Bxb6 d5 32.Bxa7 Bxc8 33.Bxd5 Bxa3 34.b6 Bc5 35.Kf1 Bf5 36.Ke2 a4 37.f3 Bb1 38.Bb8 Bxb6 39.Bd6 Bd4 40.Bc6 Bc2 41.Kd2 Bb3 42.Kc1 Kh6 43.Bd7 Kh5 44.Kb1 Be3 45.g3 Bf2 46.e6 fxe6 47.Kb2 Kg5 48.Kc3 Kf6 49.Kd3 e5 50.g4 Bd4 51.f4 Bb2 52.fxe5+ Kf7 53.e6+ Bxe6 54.Bxa4 Bxg4 55.Bf4 1/2-1/2
2016.07.25 27th Czech Open B 2016
2877617 Kowalec, Maciej (2110) Nguyen, Alex Dac-Vuong (1968) 1-0
1.Nf3 Nf6 2.d4 g6 3.g3 Bg7 4.Bg2 O-O 5.O-O d6 6.c4 a6 7.Nc3 Nc6 8.e4 Bg4 9.h3 Bxf3 10.Bxf3 e5 11.d5 Nd4 12.Be3 Nd7 13.Bg2 c5 14.dxc6 bxc6 15.Ne2 Qb6 16.Qd2 Rab8 17.Rab1 Qb4 18.Nxd4 exd4 19.Bf4 Be5 20.Bh6 Rfe8 21.Qxb4 Rxb4 22.b3 Nc5 23.Bd2 Rbb8 24.b4 Nd3 25.Rb3 d5 26.exd5 1-0
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