WORLDBASE

WORLDBASE Players Iwanczuk, Krzysztof

Stockfish
GameID: 0
FIDE Country B-Year Gender Standard Rapid Blitz
21838607 POL 2002 M 2162 2085 1983
96 games
2026.07.16 37th Czech Open E 2026
3478514 IM Gnojek, Petr (2406) Iwanczuk, Krzysztof (2109) 0-1
1.d4 Nf6 2.c4 e6 3.Nf3 d5 4.Nc3 Bb4 5.e3 O-O 6.Bd2 Nbd7 7.Rc1 Be7 8.Bd3 dxc4 9.Bxc4 a6 10.a4 b6 11.d5 Nc5 12.Nd4 exd5 13.Nc6 Qd7 14.Nxe7+ Qxe7 15.Nxd5 Nxd5 16.Bxd5 Nd3+ 17.Kf1 Qh4 18.Be1 Nxc1 19.Qxc1 Ra7 20.a5 Bb7 21.Bxb7 Rxb7 22.Qc6 Rbb8 23.Bc3 Rfd8 24.Ke1 Qg4 25.Bd4 bxa5 26.h3 Qf5 27.g4 Qd3 28.f4 Rxb2 29.Bxb2 Qxe3+ 30.Kf1 Rd1+ 31.Kg2 Rd2+ 32.Kf1 Qf2# 0-1
2025.09.07 TCh-POL 2nd League 2025
1633589 Iwanczuk, Krzysztof (2136) CM Mondrzycki, B (2224) 1/2-1/2
1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 1/2-1/2
2025.09.06 TCh-POL 2nd League 2025
1633447 FM Marszalek, Mac (2286) Iwanczuk, Krzysztof (2136) 1/2-1/2
1.c4 c5 2.Nc3 Nf6 3.g3 d5 4.cxd5 Nxd5 5.Bg2 Nc7 6.Nf3 Nc6 7.d3 e5 8.O-O Be7 1/2-1/2
2025.09.05 TCh-POL 2nd League 2025
1633293 Iwanczuk, Krzysztof (2136) CM Stanisz, P (2156) 1-0
1.d4 f5 2.g3 Nf6 3.Bg2 g6 4.Nf3 Bg7 5.O-O d6 6.c4 O-O 7.Nc3 c6 8.Qc2 Qe8 9.Rb1 h6 10.b4 g5 11.b5 Ne4 12.Bb2 g4 13.Nd2 Ng5 14.bxc6 Nxc6 15.e3 e5 16.Nb5 f4 17.Nxd6 Qh5 18.exf4 exf4 19.N2e4 f3 20.Nxg5 Qxg5 21.Bh1 Bf5 22.Nxf5 Qxf5 23.Qxf5 Rxf5 24.d5 Na5 25.Bxg7 Kxg7 26.Rfd1 b6 27.Rd4 h5 28.h3 Rg5 29.Re1 Kf7 30.Ree4 Re8 31.Rf4+ Kg6 32.hxg4 Re1+ 33.Kh2 hxg4 34.Rxg4 Re2 35.Rxg5+ Kxg5 36.Kg1 Re1+ 37.Kh2 Re2 38.Bxf3 Rxf2+ 39.Bg2 Rxa2 40.Kh3 Re2 41.d6 Re8 42.g4 Rd8 43.Kg3 Kf6 44.Kf4 Nb3 45.g5+ Kg7 46.Rd1 Nc5 47.Bh3 Nb7 48.d7 Kf7 49.Bf5 Na5 50.Rh1 Kg7 51.Rh7+ Kg8 52.g6 Rf8 53.Ke4 1-0
2025.09.04 TCh-POL 2nd League 2025
1633144 Renkowski, P (2298) Iwanczuk, Krzysztof (2136) 1-0
1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.a3 d5 5.Bb5 Nxe4 6.Nxe5 Qf6 7.Nf3 Be6 8.Qe2 Qg6 9.Nh4 Nxc3 10.dxc3 Qe4 11.Nf3 Qxe2+ 12.Bxe2 Bc5 13.O-O O-O 14.Bf4 Bb6 15.Rfe1 Rfe8 16.Bb5 f6 17.a4 a5 18.Be3 Bxe3 19.Rxe3 Kf7 20.h3 Bf5 21.Rxe8 Rxe8 22.Bxc6 bxc6 23.Nd4 Bd7 24.b4 Ra8 25.Nb3 axb4 26.cxb4 Ke7 27.a5 Kd6 28.Nc5 Bf5 29.c3 h5 30.f3 h4 31.Kf2 Rh8 32.a6 Ra8 33.Ke3 Re8+ 34.Kd4 g5 35.c4 dxc4 36.Kxc4 Ra8 37.Ra5 Bc8 38.a7 f5 39.Kd4 g4 40.f4 g3 41.Ra3 Ke7 42.Ke5 Kf7 43.Ra1 Ke7 44.Nb3 Be6 45.Nd4 1-0
2025.09.03 TCh-POL 2nd League 2025
1632963 IM Brodowski, P (2457) Iwanczuk, Krzysztof (2136) 1-0
1.c4 c5 2.g3 Nf6 3.Bg2 d5 4.cxd5 Nxd5 5.Nc3 Nc7 6.Nf3 Nc6 7.a3 g6 8.b4 cxb4 9.axb4 Bg7 10.Ba3 a6 11.O-O O-O 12.e3 Re8 13.d4 e5 14.d5 e4 15.dxc6 Bxc3 16.Rc1 Qxd1 17.Rfxd1 Nb5 18.Ng5 f5 19.Bf1 Bf6 20.Bc4+ Kg7 21.cxb7 Bxb7 22.Rd7+ Re7 23.Rxe7+ Bxe7 24.Bb2+ Kf8 25.Ne6+ Ke8 26.Bxb5+ axb5 27.Nc7+ Kd7 28.Nxa8 Bxa8 29.Bd4 Bd5 30.Bc5 Bc4 31.Bxe7 Kxe7 32.Ra1 Kf6 33.Ra7 h6 34.h4 h5 35.Ra6+ Kf7 36.Rb6 Be2 37.Kh2 Kg7 38.g4 hxg4 39.Kg3 Bd3 40.Kf4 Kh6 41.Rb8 Be2 42.Ke5 Kh7 43.Re8 Bd3 44.Kf6 Bc2 45.Kg5 Kg7 46.Re7+ Kf8 47.Re6 Kf7 48.Rxg6 f4 49.Rf6+ 1-0
2025.09.02 TCh-POL 2nd League 2025
1632777 Iwanczuk, Krzysztof (2136) IM Sushchev, A (2354) 0-1
1.e4 e6 2.d4 d5 3.e5 c5 4.c3 Qb6 5.Nf3 Nc6 6.Be2 cxd4 7.cxd4 Nh6 8.Bxh6 Qxb2 9.Nc3 Qxc3+ 10.Bd2 Qa3 11.h4 Bd7 12.Rh3 a6 13.Kf1 b5 14.h5 h6 15.Ne1 Qa4 16.Qxa4 bxa4 17.Nc2 Rb8 18.Bc3 a5 19.a3 Be7 20.Bd1 O-O 21.Ne1 Rfc8 22.Bxa4 Nxe5 23.Bxd7 Nxd7 24.Bxa5 Ra8 25.Bd2 Ra4 26.Rd3 Nf6 27.Nf3 Nxh5 28.Rb3 Nf6 29.Rc1 Rac4 30.Ra1 Ra8 31.Be3 Rca4 32.Bc1 Ne4 33.Rab1 Bxa3 34.Bxa3 Rxa3 35.Rxa3 Rxa3 36.Rb8+ Kh7 37.Ne5 Ra1+ 38.Ke2 Ra2+ 39.Ke3 Rxf2 40.Nd7 g5 0-1
2025.09.01 TCh-POL 2nd League 2025
1632646 Iwanczuk, Krzysztof (2136) Krzewski, D (1988) 1-0
1.d4 d5 2.c4 c6 3.Nc3 e6 4.e4 dxe4 5.Nxe4 Bb4+ 6.Bd2 Be7 7.Nf3 Nd7 8.Bd3 Ngf6 9.O-O O-O 10.Qe2 b6 11.Rfe1 Re8 12.Rad1 Qc7 13.Neg5 Bf8 14.Ne5 Re7 15.Ngxf7 Nxe5 16.Nxe5 Re8 17.Bg5 Bb4 18.Rf1 Bb7 19.c5 bxc5 20.a3 c4 21.Bxc4 Bd6 22.Rfe1 Nd5 23.Bd3 Bxe5 24.dxe5 Rf8 25.Qh5 g6 26.Qg4 Qf7 27.Qg3 c5 28.Be4 Rab8 29.h4 Nf4 30.Rd2 Bxe4 31.Rxe4 Nd5 32.Rc4 Rfc8 33.Rdc2 Qf8 34.h5 Rb5 35.hxg6 hxg6 36.Qh3 Rc6 37.Rh4 Qg7 38.Rh6 c4 39.Qh4 c3 40.b4 Qxe5 41.Rxg6+ Kf8 42.Qh6+ 1-0
2025.08.31 TCh-POL 2nd League 2025
1632430 FM Kucza, Karol (2264) Iwanczuk, Krzysztof (2136) 1-0
1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5 Nd4 5.O-O Nxb5 6.Nxb5 c6 7.Nc3 d6 8.d4 Qc7 9.Bg5 Be7 10.a4 O-O 11.Qd3 Be6 12.Rac1 Rac8 13.b3 h6 14.Bxf6 Bxf6 15.d5 Bg4 16.h3 Bxf3 17.Qxf3 Bg5 18.Rcd1 cxd5 19.Nxd5 Qxc2 20.Rd3 Qb2 21.h4 Bxh4 22.Qg4 Bg5 23.Qxg5 hxg5 24.Ne7+ Kh7 25.Rh3# 1-0
2025.08.30 TCh-POL 2nd League 2025
1632297 Iwanczuk, Krzysztof (2136) CM Jagodzinski, P (2227) 1/2-1/2
1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.cxd5 exd5 5.Bg5 Be7 6.e3 h6 7.Bh4 c6 8.Bd3 O-O 9.Nge2 Nbd7 10.O-O Re8 11.a4 Ne4 12.Bxe7 Qxe7 13.Nxe4 dxe4 14.Bc4 Nb6 15.Qc2 Nxc4 16.Qxc4 Be6 17.Qc3 a5 18.Nf4 Bg4 19.h3 Bd7 20.Rfc1 b6 21.Rab1 Rec8 22.b4 Qd8 23.Qd2 Be8 24.Qb2 axb4 25.Qxb4 Rcb8 26.Ra1 Kh7 27.Rd1 g5 28.Nh5 f5 29.Ng3 Qf6 30.Rac1 h5 31.Ne2 Ra7 32.Rc5 Qd6 33.Rb1 Bd7 34.Re5 c5 35.Rxc5 Rxa4 36.Qb3 bxc5 37.Qxb8 Qxb8 38.Rxb8 Ra1+ 39.Kh2 Ra2 40.Nc3 Rc2 41.Rb7 Rxc3 42.Rxd7+ Kg6 43.Rd6+ Kf7 44.dxc5 Rxc5 45.g3 Rc2 46.Kg1 Kg7 47.Kg2 Kf7 1/2-1/2
2025.08.23 61st Rubinstein Mem Open
1557866 Iwanczuk, Krzysztof (2136) Marek, Grzegorz (1973) 1/2-1/2
1.d4 Nf6 2.c4 b6 3.Nc3 Bb7 4.Qc2 d5 5.cxd5 Nxd5 6.e4 Nxc3 7.bxc3 e6 8.Nf3 Be7 9.Bf4 c5 10.Bb5+ Bc6 11.Bxc6+ Nxc6 12.Rd1 cxd4 13.Nxd4 Nxd4 14.Rxd4 Qc8 15.Qa4+ Kf8 16.O-O a6 17.Rd7 b5 18.Qd4 Qc5 19.Qd2 Rc8 20.Rd1 Qc6 21.Qe3 Qxc3 22.Qb6 g5 23.Bd6 Bxd6 24.Qxd6+ Kg7 25.Qxe6 Qf6 26.Qxf6+ Kxf6 27.R1d6+ Kg7 28.g3 Rhe8 29.Rxa6 Rxe4 30.Raa7 Rf8 31.Rd5 h6 32.Rxb5 Re6 33.Kg2 Rf6 34.a4 Rc8 35.Rb2 Rc3 36.Ra2 Rff3 37.Rb7 Ra3 38.Rxa3 Rxa3 39.Rb4 Kg6 40.h4 Ra2 41.hxg5 hxg5 42.g4 Ra3 43.Rb6+ Kg7 44.Ra6 Kh7 45.Ra8 Kg7 46.a5 Ra4 47.Kf3 Rf4+ 48.Kg3 Ra4 49.a6 Ra3+ 50.Kg2 Kf6 51.a7 Kg7 52.Kf1 Ra2 53.Ke1 Kf6 54.Kd1 Kg7 55.Kc1 Kf6 56.Kb1 Ra6 57.Kb2 Ra5 58.Kb3 Ra1 59.Kc4 Ke5 1/2-1/2
2025.08.22 61st Rubinstein Mem Open
1557806 Buklaho, Ignacy (1987) Iwanczuk, Krzysztof (2136) 1-0
1.c4 e5 2.Nc3 Nc6 3.Nf3 f5 4.d3 Nf6 5.g3 Bb4 6.Bg2 Bxc3+ 7.bxc3 O-O 8.O-O d6 9.Rb1 Qe8 10.Bg5 Qh5 11.c5 f4 12.e3 Rb8 13.cxd6 cxd6 14.exf4 Bg4 15.Bxf6 Rxf6 16.Re1 h6 17.Qb3+ Be6 18.Qa4 Bh3 19.Nh4 Bxg2 20.Nxg2 Kh8 21.Qc4 Qh3 22.a4 Qd7 23.Qd5 Ne7 24.Qe4 Ng6 25.fxe5 dxe5 26.h4 h5 27.Qe2 Qxa4 28.Qxh5+ Kg8 29.Ne3 Qa2 30.Ng4 Re6 31.Qg5 Nf8 32.c4 e4 33.Qd5 Kh8 34.dxe4 Rc8 35.Rxb7 Qxc4 36.Qh5+ 1-0
2025.08.20 61st Rubinstein Mem Open
1557709 Iwanczuk, Krzysztof (2136) Jankowski, Franciszek (1968) 1/2-1/2
1.e4 c6 2.Nf3 d5 3.d3 Qc7 4.exd5 cxd5 5.c4 Nf6 6.Nc3 e6 7.g3 a6 8.Bg2 Bd6 9.O-O O-O 10.Bg5 Nbd7 11.cxd5 Nxd5 12.Nxd5 exd5 13.Nd4 h6 14.Be3 Nf6 15.h3 Bd7 16.Rc1 Qd8 17.Qf3 Re8 18.Rc2 Rc8 19.Rfc1 Rxc2 20.Rxc2 Be5 21.Ne2 d4 22.Nxd4 Ba4 23.Rc4 b5 24.Nc6 Qc7 25.Rc5 Bxb2 26.Ne5 Qd6 27.Ng4 Nxg4 28.Qxg4 Qxd3 29.Rc8 Rxc8 30.Qxc8+ Kh7 31.Qxa6 Qb1+ 32.Kh2 Qxa2 33.Be4+ g6 34.Qb7 Bb3 35.Qxb5 Be6 36.h4 Qb3 37.Qxb3 1/2-1/2
2025.08.19 61st Rubinstein Mem Open
1557656 WCM Kaminska, Zuzanna (1982) Iwanczuk, Krzysztof (2136) 1/2-1/2
1.e4 c5 2.Nf3 Nc6 3.Bb5 Nf6 4.e5 Nd5 5.c4 Nc7 6.Bxc6 dxc6 7.d4 Bg4 8.dxc5 Qxd1+ 9.Kxd1 e6 10.Be3 Na6 11.Nc3 Nxc5 12.Ke2 Be7 13.h3 Bxf3+ 14.gxf3 Nd7 15.f4 f6 16.exf6 Nxf6 17.Rhg1 O-O 18.Rad1 b6 19.f3 Rad8 20.Ne4 Nh5 21.Rxd8 Bxd8 22.Ng5 Bxg5 23.fxg5 Nf4+ 24.Bxf4 Rxf4 25.Rg4 Rxg4 26.hxg4 e5 27.Ke3 Kf7 28.Ke4 Ke6 29.a3 1/2-1/2
2025.08.18 61st Rubinstein Mem Open
1364166 Iwanczuk, Krzysztof (2136) Sniedziewski, Emil (2019) 1/2-1/2
1.e4 c5 2.Nf3 g6 3.d4 cxd4 4.Qxd4 Nf6 5.Nc3 Nc6 6.Qa4 d6 7.e5 dxe5 8.Nxe5 Bg7 9.Bb5 O-O 10.Nxc6 bxc6 11.Bxc6 Rb8 12.O-O Bf5 13.Re1 Qb6 14.Bf3 Rfe8 15.Bf4 Rbd8 16.Qb3 Qc5 17.Be3 Qa5 18.Qb5 Qc7 19.Qa4 Rb8 20.Bxa7 Rxb2 21.Nd5 Qd8 22.Rad1 Bxc2 23.Nxf6+ Bxf6 24.Rxd8 Bxa4 25.Rxe8+ Bxe8 26.Bd5 e6 27.Bb3 Ba4 28.Bxa4 Rxa2 29.Bb3 Rxa7 30.g3 Rb7 31.Bc4 Kg7 32.Kg2 g5 33.Re2 Rc7 34.Bb5 h6 35.Rd2 Rb7 36.Be8 g4 37.Rd7 Rxd7 38.Bxd7 Bd4 39.f3 gxf3+ 40.Kxf3 Kf6 41.h3 Ke5 42.g4 Ba7 43.Be8 f6 44.Bg6 Kd4 1/2-1/2
2025.08.17 61st Rubinstein Mem Open
1364114 Zeissel, Andrzej (1979) Iwanczuk, Krzysztof (2136) 1/2-1/2
1.e4 e5 2.Nc3 Nc6 3.Bc4 Nf6 4.d3 Bc5 5.f4 h5 6.Nf3 Ng4 7.Ng5 Nf2 8.Bxf7+ Kf8 9.Qf3 Nxh1 10.fxe5 Nxe5 11.Qf4 Qf6 12.Bb3 Nf2 13.Ke2 d6 14.Nd5 Bg4+ 15.Kf1 Qxf4 16.Bxf4 Nfxd3 17.cxd3 Nxd3 18.Nxc7 Rc8 19.Nge6+ Bxe6 20.Nxe6+ Ke7 21.Bg5+ Kd7 22.Rd1 Nf2 23.Re1 Ng4 24.h3 Ne5 25.Rd1 g6 26.Bf4 Ke7 27.Bg5+ Kd7 28.Bf4 Ke7 29.Bg5+ Kd7 1/2-1/2
2025.08.16 61st Rubinstein Mem Open
1364054 Iwanczuk, Krzysztof (2136) Wydmanski, Szymon (1974) 0-1
1.Nf3 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.d4 O-O 6.h3 c5 7.d5 Re8 8.Bd3 e5 9.Be3 Nh5 10.g3 Qa5 11.Kf1 a6 12.Kg2 Bd7 13.a4 Qd8 14.a5 Qc8 15.Na4 Bxa4 16.Qxa4 f5 17.Ng5 f4 18.Bd2 h6 19.Ne6 Rxe6 20.dxe6 Qxe6 21.b4 Nc6 22.b5 Nd4 23.bxa6 bxa6 24.Bc3 Qf6 25.Bxd4 exd4 26.Qd1 Rf8 27.Qf3 Qg5 28.g4 Nf6 29.h4 Qe5 30.Rhg1 Qe6 31.Kh1 Nd7 32.Bf1 d3 33.Rd1 Ne5 34.Qh3 f3 35.Bxd3 h5 36.Bb1 Nxg4 37.Rxg4 hxg4 38.Qh2 Be5 39.Qg1 Kg7 0-1
2025.08.10 Wroclaw Open A 2025
1222310 Iwanczuk, Krzysztof (2136) Nagly, Wojciech (2133) 0-1
1.c4 e6 2.g3 d5 3.Nf3 Nf6 4.Bg2 Nbd7 5.O-O dxc4 6.Qa4 a6 7.Qxc4 b5 8.Qb3 Bb7 9.d4 c5 10.dxc5 Bxc5 11.Nc3 O-O 12.Bf4 Qb6 13.Rad1 Rfd8 14.Qc2 Rac8 15.Qb1 h6 16.e4 Ng4 17.Qc2 Bxf2+ 18.Rxf2 b4 19.Na4 Rxc2 20.Nxb6 Nxf2 21.Rxd7 Rxd7 22.Nxd7 Bxe4 23.Ne1 Rxb2 24.Bxe4 Nxe4 25.Nd3 Rb1+ 26.Kg2 Rd1 27.N7c5 Nxc5 28.Nxc5 Ra1 29.Kf3 Rxa2 30.Ke4 a5 31.h4 a4 32.Kd3 b3 33.Be5 f6 34.Bc3 Rg2 35.Nxa4 Rxg3+ 36.Kc4 Rg4+ 37.Kxb3 Rxh4 0-1
2025.08.09 Wroclaw Open A 2025
1222267 Dobrowolski, A (2100) Iwanczuk, Krzysztof (2136) 1/2-1/2
1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e5 6.Ndb5 d6 7.Bg5 a6 8.Na3 b5 9.Bxf6 gxf6 10.Nd5 Bg7 11.Bd3 Ne7 12.Nxe7 Qxe7 13.O-O O-O 14.c4 f5 15.Qf3 d5 16.cxd5 fxe4 17.Bxe4 Rb8 18.Rad1 Rb6 19.Bf5 Rf6 20.d6 Rxd6 21.Rxd6 Qxd6 22.Nc2 Bxf5 23.Qxf5 Qg6 24.Ne3 Qxf5 25.Nxf5 Rd8 26.Rc1 Rd2 27.g4 Rxb2 28.Rc8+ Bf8 29.Ne7+ Kg7 30.Nf5+ Kg8 31.Ne7+ 1/2-1/2
2025.08.09 Wroclaw Open A 2025
1222289 CM Klys, Kacper (2124) Iwanczuk, Krzysztof (2136) 1/2-1/2
1.d4 d5 2.Nf3 Nf6 3.c4 c6 4.Qb3 dxc4 5.Qxc4 Bf5 6.g3 e6 7.Bg2 1/2-1/2
2025.08.08 Wroclaw Open A 2025
1222244 Iwanczuk, Krzysztof (2136) Zhuk, Ivan (2009) 1/2-1/2
1.e4 e6 2.d4 d5 3.e5 c5 4.c3 Nc6 5.Nf3 Qb6 6.Be2 cxd4 7.cxd4 Nh6 8.Bxh6 Qxb2 9.Nc3 Qxc3+ 10.Bd2 Qa3 11.h4 Bd7 12.Rh3 Bb4 13.Kf1 Qa5 14.Bxb4 Nxb4 15.a3 Nc6 16.h5 h6 17.Rg3 Rg8 18.Rb1 Nd8 19.Qd3 Rc8 20.Nh4 a6 21.Qh7 Rf8 22.Rxg7 Qd2 23.Nf3 Rc1+ 24.Rxc1 Qxc1+ 25.Ne1 Nc6 26.Rg4 Na5 27.Bd3 Nb3 28.g3 Qd1 29.Rg8 Qxh5 30.Rxf8+ Kxf8 31.Qh8+ Ke7 32.Qf6+ Ke8 33.Qh8+ 1/2-1/2
2025.08.07 Wroclaw Open A 2025
1222219 Iwanczuk, Krzysztof (2136) Grech, Kacper (1975) 1/2-1/2
1.Nf3 Nf6 2.c4 c5 3.g3 g6 4.Bg2 Bg7 5.Nc3 O-O 6.d4 cxd4 7.Nxd4 Nc6 8.O-O Qa5 9.e3 d6 10.Nxc6 bxc6 11.Bxc6 Rb8 12.Bg2 Be6 13.Nd5 Bxd5 14.cxd5 Nd7 15.Bd2 Qa6 16.Bc3 Bxc3 17.bxc3 Ne5 18.Qc2 Rbc8 19.Rfb1 Rc5 20.Rb3 Rfc8 21.h4 R8c7 22.Rab1 Qa5 23.Rc1 Nc4 24.e4 Nb6 25.Bf1 Kg7 26.h5 Nd7 27.Qd2 h6 28.Qd4+ Nf6 29.a4 Rc8 30.hxg6 fxg6 31.Rb4 Kf7 32.Bh3 R8c7 33.Be6+ Kg7 34.Kg2 Qa6 35.c4 Ra5 36.Qa1 Rac5 37.e5 dxe5 38.Qxe5 Qd6 39.Qb2 a5 40.Rb6 Qd8 41.Qd4 Rxc4 42.Rxc4 Rxc4 43.Qxc4 Qxb6 44.Qb5 Qc7 45.Qc6 Qe5 46.Qc5 Qe4+ 47.Kh2 Qb4 48.Qxb4 axb4 49.a5 b3 50.a6 b2 51.a7 b1=Q 52.a8=Q Qb6 53.Kg2 Qd6 54.Qb7 Qc5 55.Qb8 Qa3 56.Qe5 Qb4 57.Kf3 Qb3+ 58.Ke2 Qc2+ 59.Ke3 Qb3+ 60.Ke2 Qc2+ 1/2-1/2
2025.08.06 Wroclaw Open A 2025
1222193 Lambrecht, Tomasz (2033) Iwanczuk, Krzysztof (2136) 1/2-1/2
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 O-O 5.a3 Bxc3+ 6.Qxc3 d5 7.Nf3 dxc4 8.Qxc4 b6 9.Bg5 Bb7 10.Rc1 h6 11.Bh4 c5 12.dxc5 Nbd7 13.c6 Rc8 14.Qa4 Qc7 15.Qxa7 Ne4 16.Bg3 Qxc6 17.Rxc6 Rxc6 18.e3 Rc1+ 19.Ke2 Ndc5 20.Nd4 Rc8 21.Qxb6 Rb1 22.Qb4 f5 23.Be5 Nd3 24.Qxb7 Re1+ 25.Kf3 Nxe5+ 26.Kf4 Ng6+ 27.Kf3 Nh4+ 28.Kf4 Ng6+ 29.Kf3 Ne5+ 1/2-1/2
2025.08.05 Wroclaw Open A 2025
1222172 Wieckowski, Michal (2087) Iwanczuk, Krzysztof (2136) 1/2-1/2
1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e5 6.Ndb5 d6 7.Bg5 a6 8.Na3 b5 9.Bxf6 gxf6 10.Nd5 Bg7 11.Bd3 Be6 12.O-O f5 13.Qh5 Rc8 14.c3 fxe4 15.Bxe4 Ne7 16.Rad1 Rc5 17.Nxe7 Qxe7 18.Nc2 d5 19.Bf5 Bxf5 20.Qxf5 Qe6 21.Ne3 O-O 22.Rd3 b4 23.Rfd1 bxc3 24.bxc3 Rd8 25.Qh5 Qg6 26.Qxg6 hxg6 27.Nxd5 Kf8 28.f3 f5 29.Nb6 Rxd3 30.Rxd3 Rb5 31.Rd8+ Ke7 32.Rd7+ 1/2-1/2
2025.08.04 Wroclaw Open A 2025
1222136 Iwanczuk, Krzysztof (2136) Razin, V (2396) 0-1
1.e4 e6 2.d4 d5 3.e5 c5 4.c3 Nc6 5.Nf3 Bd7 6.Be2 Nge7 7.O-O Nf5 8.dxc5 Bxc5 9.Bd3 Nh4 10.Nbd2 Ng6 11.Nb3 Bb6 12.Re1 Bc7 13.Bxg6 hxg6 14.Nbd4 a6 15.Nxc6 bxc6 16.Be3 Qb8 17.Bc5 f6 18.Qd4 Kf7 19.Re2 Rh5 20.Rae1 Rf5 21.b3 Qh8 22.Re3 g5 23.Ba3 Rf4 24.Qc5 Qd8 25.exf6 gxf6 26.Nd4 Bb6 27.Qd6 e5 28.g3 Rxd4 29.cxd4 Bxd4 30.Rd3 Bf5 31.Rxd4 Qxd6 32.Bxd6 exd4 33.Re7+ Kg6 34.Kf1 Rh8 35.Rc7 Re8 36.Re7 Rh8 37.Rc7 Rxh2 38.Rxc6 Rh1+ 39.Ke2 Bd7 40.Rc5 Bg4+ 41.f3 Rh2+ 42.Kd3 Bxf3 43.Ra5 Rh1 44.Kxd4 Kf5 45.Rxa6 Kg4 46.b4 Rd1+ 47.Kc5 Rc1+ 48.Kd4 Rc4+ 49.Kd3 f5 50.b5 Be4+ 51.Ke3 d4+ 52.Kd2 Rc2+ 53.Ke1 d3 54.Bb4 Re2+ 55.Kd1 Bf3 56.Kc1 Rc2+ 57.Kb1 Be4 58.Re6 Kxg3 59.Rxe4 fxe4 60.b6 Rc6 61.Ba5 d2 62.Bxd2 Rxb6+ 63.Kc2 g4 64.a4 Kf3 0-1
2025.08.03 Wroclaw Open A 2025
1212443 Iwanczuk, Krzysztof (2136) Protas, Jakub (2012) 1-0
1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.Nc3 Bg7 6.Nxc6 bxc6 7.Bc4 Qc7 8.O-O Nf6 9.Re1 d6 10.Bf4 Ng4 11.Qd2 O-O 12.h3 Ne5 13.Be2 Rb8 14.Rab1 f5 15.Be3 fxe4 16.Nxe4 Nf7 17.b3 d5 18.Ng5 Nd6 19.Bg4 Bxg4 20.hxg4 Qd7 21.f3 e5 22.c4 d4 23.Rbd1 Bh6 24.Qd3 c5 25.Bc1 Qe7 26.Ne4 Bxc1 27.Rxc1 Nxe4 28.Qxe4 Rbe8 29.Qd5+ Kg7 30.Re4 Rf4 31.Rce1 Rxe4 32.Rxe4 g5 33.Re1 Kf6 34.Kf2 Rd8 35.Qe4 h6 36.Qf5+ Kg7 37.Rxe5 Qf6 38.Qxf6+ Kxf6 39.Rxc5 Ke6 40.Ke2 1-0
2025.07.27 Bydgoszcz Open A 2025
3231 Iwanczuk, Krzysztof (2171) Karut, Kacper (2149) 1/2-1/2
1.d4 Nf6 2.Nc3 e6 3.e4 d5 4.e5 Nfd7 5.f4 c5 6.Nf3 Nc6 7.Be3 Qb6 8.Na4 Qa5+ 9.c3 cxd4 10.b4 Qc7 11.Nxd4 Nxd4 12.Bxd4 Be7 13.Bd3 a6 14.O-O O-O 15.Qh5 g6 16.Qh6 Re8 17.Rf3 Bf8 18.Qh4 Qd8 19.Qf2 b5 20.Nb2 Bb7 21.a4 Bc6 22.a5 Bg7 23.Bf1 f6 24.Nd3 fxe5 25.fxe5 Rf8 26.Rxf8+ Qxf8 27.Qxf8+ Bxf8 28.g3 g5 29.Bh3 Re8 30.Bg4 Bg7 31.Rf1 Bb7 32.Kg2 Bc8 33.h4 gxh4 34.gxh4 Nf8 35.Bh5 Ng6 36.Bc5 Nxh4+ 37.Kh3 Ng6 38.Kg4 Bh6 39.Bxg6 hxg6 40.Rf6 Kg7 41.Nf4 Bxf4 42.Kxf4 Rh8 43.Kg4 Bd7 44.Rf3 Rh5 45.Be7 Rf5 46.Bf6+ Kf7 47.Rh3 Rh5 48.Rxh5 gxh5+ 49.Kxh5 Bc8 1/2-1/2
2025.07.26 Bydgoszcz Open A 2025
3203 IM Lewtak, Da (2366) Iwanczuk, Krzysztof (2171) 1/2-1/2
1.Nf3 Nf6 2.c4 c5 3.Nc3 Nc6 4.e3 e5 5.d4 e4 6.d5 exf3 7.dxc6 dxc6 8.Qxd8+ Kxd8 9.gxf3 g6 10.b3 Bg7 11.Bb2 b6 12.f4 Bf5 13.Bg2 Kc7 14.Ke2 Rad8 15.Rad1 Rhe8 16.Na4 Rxd1 17.Rxd1 Nh5 18.Bxg7 Nxg7 19.f3 Bc8 20.Kf2 Nf5 21.Nc3 Rd8 22.Rxd8 Kxd8 23.Bh3 Ke7 24.Bxf5 Bxf5 25.e4 Bd7 26.Na4 f6 27.Nb2 Be6 28.Ke3 Kf7 29.Nd3 Ke7 30.h4 Kf7 31.Kf2 Kg7 32.Kg3 Kf7 33.h5 Kg7 34.hxg6 hxg6 35.Kf2 Kf7 36.Ke3 Ke7 37.Nf2 Kf7 38.Ng4 Bd7 39.Kf2 Be6 40.Ne3 Ke7 41.Ke2 Bd7 42.Kd3 Kd6 43.Ng4 Ke7 44.Ke3 Kf7 45.Nh2 Ke7 46.Nf1 Kf7 47.Ng3 Ke7 48.e5 f5 49.Ne2 Be6 50.Ng1 Bg8 51.Nh3 Be6 52.Ng5 Bg8 53.Kd3 Kd7 54.Kc3 Kc7 55.Nh3 Be6 56.Nf2 Bg8 57.Nd1 Kd7 58.Nb2 Be6 59.a3 Kc7 60.Kd3 Kd7 61.Na4 Bg8 62.b4 cxb4 63.axb4 b5 64.Nc5+ Kc7 65.cxb5 cxb5 66.Kd4 Kc6 67.Na6 Kb7 68.Nc5+ Kc6 69.Na6 Kb7 1/2-1/2
2025.07.25 Bydgoszcz Open A 2025
3184 Iwanczuk, Krzysztof (2171) WFM Matskevich, Varvara (1938) 1-0
1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 Be7 8.Qf3 Nbd7 9.O-O-O Qc7 10.g4 h6 11.Bxf6 Bxf6 12.h4 Qc5 13.Nde2 Rb8 14.e5 dxe5 15.Ne4 Qc6 16.Nd6+ Ke7 17.Qa3 Qc5 18.Qd3 exf4 19.Nxc8+ Qxc8 20.Nxf4 Be5 21.Qe4 Qc6 22.Qb4+ Bd6 23.Qd4 Qc5 24.Ng6+ Ke8 25.Nxh8 Qxd4 26.Rxd4 Be5 27.Rd1 Bf4+ 28.Kb1 Ne5 29.Rd4 Bg3 30.Rh3 Bxh4 31.Rb4 Bf6 32.Bxa6 Rd8 33.Bd3 b6 34.Rxb6 Nxg4 35.Bb5+ Kf8 36.Rd3 Bd4 37.Rb7 Nf2 38.Rxf7+ Kg8 39.Rxf2 Kxh8 40.Rfd2 e5 41.c3 1-0
2025.07.24 Bydgoszcz Open A 2025
3165 Iwanczuk, Krzysztof (2171) Wolak, Jan (1946) 1-0
1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 Qb6 8.Nb3 Nc6 9.Qf3 Bd7 10.O-O-O O-O-O 11.Bh4 Qc7 12.Bf2 Na5 13.g4 Be7 14.g5 Ne8 15.h4 h6 16.Be3 Nxb3+ 17.axb3 Kb8 18.Qf2 Rc8 19.Bg2 Qa5 20.Kb1 Bd8 21.e5 d5 22.f5 Qb4 23.f6 gxf6 24.gxf6 b6 25.Rd4 Qf8 26.Rg4 Bc7 27.Bd4 Kb7 28.Rg1 h5 29.Rg5 Bd8 30.Bf3 b5 31.Bxh5 b4 32.Ne2 Nc7 33.Bc5 Qe8 34.Nf4 Nb5 35.Bxf7 Qxf7 36.Rg7 Qxg7 37.Rxg7 1-0
2025.07.23 Bydgoszcz Open A 2025
3133 CM Hury, Tymoteusz (2115) Iwanczuk, Krzysztof (2171) 1-0
1.d4 d5 2.Nc3 c5 3.e4 dxe4 4.d5 Nf6 5.Bf4 g6 6.Qd2 Bg7 7.O-O-O O-O 8.Bh6 a6 9.h4 b5 10.Bxg7 Kxg7 11.h5 Bf5 12.hxg6 Bxg6 13.f3 Qa5 14.Kb1 exf3 15.gxf3 Nbd7 16.Bd3 Ne5 17.Qh6+ Kg8 18.Nge2 Nxd3 19.cxd3 b4 20.Ne4 Nxe4 21.fxe4 f6 22.Nf4 Kf7 23.Nxg6 hxg6 24.Qh7+ Ke8 25.Qxg6+ Kd8 26.Rh7 Qb6 27.e5 b3 28.a3 Re8 29.Rf1 Kc7 30.d6+ Kb7 31.Rxe7+ Rxe7 32.dxe7 1-0
2025.07.22 Bydgoszcz Open A 2025
3109 Iwanczuk, Krzysztof (2171) FM Wieczorek, Z (2105) 1/2-1/2
1.e4 g6 2.d4 Bg7 3.Nf3 c6 4.Bd3 d5 5.e5 Bg4 6.Nbd2 c5 7.c3 cxd4 8.cxd4 Nc6 9.h3 Bxf3 10.Nxf3 e6 11.O-O Nge7 12.h4 h6 13.Bf4 Nf5 14.Bxf5 gxf5 15.Qd2 Qb6 16.Rfc1 Bf8 17.Qe3 a5 18.a4 Ra6 19.Qd3 Rg8 20.g3 Qa7 21.Rc3 Rb6 22.Rb3 Rb4 23.Rxb4 axb4 24.Qb5 Qa6 25.Be3 Kd7 26.Kf1 Rg4 27.Ke2 Kc7 28.Rc1 Kd7 29.Ra1 Kc7 30.Rc1 Kd7 31.Qxa6 bxa6 32.b3 Na5 33.Nd2 Rg8 34.h5 Be7 35.Kd3 Bg5 36.f4 Be7 37.Bf2 Bd8 38.Kc2 Bb6 39.Kb2 Rc8 40.Rxc8 Kxc8 41.Nf3 Kd7 42.Kc2 Nc6 43.Kd3 Ke8 44.Be3 Kf8 45.Ne1 a5 46.Nc2 Kg7 47.Ke2 Ba7 48.Kf3 Bb6 49.Ke2 1/2-1/2
2025.07.21 Bydgoszcz Open A 2025
3085 Trochimczuk, Szymon (2059) Iwanczuk, Krzysztof (2171) 1/2-1/2
1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 Nbd7 5.cxd5 exd5 6.Bg5 Bb4 7.Nd2 c6 8.e3 Nf8 9.Bd3 Ng6 10.O-O Bxc3 11.bxc3 h6 12.Bxf6 Qxf6 13.Qf3 Qxf3 14.Nxf3 Ne7 15.c4 dxc4 16.Bxc4 Bf5 17.Ne5 O-O 18.g4 Bh7 19.f4 Be4 20.Kf2 Rad8 21.Rfc1 Nd5 22.a4 Nb4 23.a5 c5 24.Ra4 Nc6 25.dxc5 Nxe5 26.fxe5 Rd2+ 27.Be2 Bd3 28.Re1 Rc8 29.Rd4 Rxe2+ 30.Rxe2 Bxe2 31.Kxe2 Rxc5 32.Rd8+ Kh7 33.Rd7 Rxe5 34.Rxf7 Rxa5 35.Rxb7 Ra2+ 36.Kf3 Kg6 37.h4 Kf6 38.Rc7 a5 39.Rc6+ Ke7 40.Rg6 Kf7 41.Ra6 Ra1 42.g5 hxg5 43.hxg5 a4 44.g6+ Ke7 45.Kf4 a3 46.Ke5 a2 47.Ra7+ Kd8 48.Ke6 Rg1 49.Ra8+ Kc7 50.Rxa2 Rxg6+ 51.Ke7 Rg4 52.Rc2+ Kb6 53.Kd6 Rg6+ 54.Kd5 Rg5+ 55.Kd4 Rg6 56.e4 Rc6 57.Rg2 Kc7 58.Rxg7+ Kd8 59.Ke5 Ke8 60.Kf5 Ra6 61.Rg6 Rxg6 62.Kxg6 Ke7 63.Kf5 Kf7 64.Ke5 Ke7 65.Kd5 Kd7 66.e5 Ke7 67.e6 Ke8 68.Ke5 Ke7 69.Kf5 Ke8 70.Kf6 Kf8 71.e7+ Ke8 72.Ke6 1/2-1/2
2025.07.20 Bydgoszcz Open A 2025
10132 Iwanczuk, Krzysztof (2171) GM Nasuta, G (2498) 0-1
1.Nf3 d5 2.g3 Nd7 3.d4 Nb6 4.Bg2 Nf6 5.O-O Bf5 6.Nbd2 c6 7.b3 h6 8.Bb2 a5 9.Ne5 e6 10.Re1 a4 11.e4 dxe4 12.Nxe4 Bxe4 13.Bxe4 Bb4 14.c3 a3 15.cxb4 axb2 16.Rb1 Rxa2 17.Qd2 Nxe4 18.Rxe4 Qd5 19.Re3 O-O 20.Nf3 Qf5 21.Rxb2 Rxb2 22.Qxb2 Nd5 23.Qd2 Nxe3 24.Qxe3 Qd5 0-1
2025.07.19 Bydgoszcz Open A 2025
10124 Krasniewski, Maciej (2010) Iwanczuk, Krzysztof (2171) 0-1
1.d4 d5 2.c4 e6 3.Nf3 Nf6 4.Nc3 Nbd7 5.Bg5 Bb4 6.Bxf6 Bxc3+ 7.bxc3 Nxf6 8.e3 O-O 9.Bd3 b6 10.O-O Bb7 11.Qe2 Ne4 12.cxd5 exd5 13.Rac1 Qe7 14.c4 dxc4 15.Rxc4 Bd5 16.Rc2 c5 17.Rfc1 Rad8 18.Bxe4 Bxe4 19.Rd2 Rd5 20.Ne1 Rfd8 21.Rcd1 h6 22.dxc5 Qxc5 23.Rxd5 Rxd5 24.Rxd5 Bxd5 25.Qb2 Qa5 26.Qc1 Qxa2 27.f3 Bc4 28.Nc2 b5 29.Nd4 b4 30.Nc6 b3 31.Qxc4 Qb1+ 0-1
2025.02.24 I Arche Chess Open 2025
161013 Iwanczuk, Krzysztof (2143) IM Szpar, Milosz (2462) 0-1
1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 e5 5.Nb5 d6 6.c4 g6 7.N1c3 a6 8.Na3 Be6 9.Nc2 Nf6 10.Be2 Bg7 11.O-O O-O 12.Be3 Rc8 13.b3 Ne7 14.a4 Nc6 15.Rb1 Re8 16.Qd3 Nd7 17.Rfd1 Nc5 18.Qd2 Na5 19.b4 Ncb3 20.Qe1 Nxc4 21.Bxc4 Bxc4 22.Nd5 Nd4 23.Bxd4 exd4 24.Nf4 d5 25.Qd2 Rxe4 26.Nd3 Qe7 27.Nce1 Re2 28.Qf4 Re8 29.g3 Qd7 30.Nc5 Qh3 31.Nf3 Rxf2 32.Qxf7+ Kxf7 33.Ng5+ Kg8 34.Nxh3 Ra2 35.Re1 Rxe1+ 36.Rxe1 d3 37.Re8+ Kf7 38.Rb8 Bd4+ 39.Kh1 d2 40.Ng5+ Kf6 41.Rf8+ Kxg5 42.Ne6+ Kh6 0-1
2025.01.04 35th Cracovia Open A
230075 Iwanczuk, Krzysztof (2105) CM Mondrzycki, B (2284) 1/2-1/2
1.e4 c5 2.c3 d5 3.exd5 Qxd5 4.d4 Nf6 5.Nf3 e6 6.Na3 a6 7.Nc4 Nbd7 8.Be2 b6 9.O-O Bb7 10.Bf4 cxd4 11.Qxd4 Bc5 12.Qxd5 Nxd5 13.Bd6 b5 14.Bxc5 Nxc5 15.Nd6+ Ke7 16.Nxb7 Nxb7 17.Nd4 Na5 18.Bf3 Rad8 19.Rad1 Kf6 20.Rfe1 1/2-1/2
2025.01.03 35th Cracovia Open A
230034 Podolskyi, Mykhailo (2319) Iwanczuk, Krzysztof (2105) 1/2-1/2
1.d4 Nf6 2.c4 e6 3.Nf3 d5 4.Nc3 Nbd7 5.cxd5 exd5 6.a3 c6 7.Bg5 Be7 8.Qc2 O-O 9.e3 Re8 10.Bd3 Nf8 11.O-O a5 12.Rab1 h6 13.Bh4 Ne4 14.Bxe4 Bxh4 15.Bf5 Bxf5 16.Qxf5 Bf6 17.Na4 Nd7 18.Qc2 Be7 19.Rfc1 Bd6 20.b4 axb4 21.axb4 Qe7 22.b5 Ba3 23.Rd1 Rec8 24.bxc6 bxc6 25.Rb7 Qd6 26.Rxd7 Qxd7 27.Nb6 Qb7 28.Nxa8 Rxa8 29.Rb1 Qc8 30.Ne5 Ra6 31.e4 dxe4 32.Qc4 Ra7 33.Nxc6 Rc7 34.d5 Qf5 35.Re1 Rd7 1/2-1/2
2025.01.02 35th Cracovia Open A
229981 Iwanczuk, Krzysztof (2105) Hury, Tymoteusz (2222) 1/2-1/2
1.c4 Nf6 2.Nc3 d6 3.d4 g6 4.e4 Bg7 5.Be2 O-O 6.Be3 c6 7.h4 Qa5 8.f3 c5 9.d5 Nh5 10.g4 Ng3 11.Rh3 Nxe2 12.Nxe2 Nd7 13.Qd2 Ne5 14.b3 f5 15.gxf5 gxf5 16.Rg3 f4 17.Bxf4 Kh8 18.O-O-O Nxc4 19.bxc4 Bxc3 20.Nxc3 Rxf4 21.Qxf4 Qxc3+ 22.Kb1 Qb4+ 23.Ka1 Qc3+ 24.Kb1 1/2-1/2
2024.12.31 35th Cracovia Open A
229927 Zheng, Harry Z (2248) Iwanczuk, Krzysztof (2105) 1/2-1/2
1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.d3 b5 6.Bb3 Bc5 7.c3 d6 8.Bg5 h6 9.Bh4 Bb6 10.Nbd2 g5 11.Bg3 Na5 12.Bc2 Nh5 13.a4 Rb8 14.b4 Nxg3 15.hxg3 Nc6 16.Bb3 g4 17.Nh4 Qg5 18.Qe2 Ne7 19.Nf1 Be6 20.Ba2 a5 21.Bxe6 fxe6 22.Ne3 h5 23.O-O axb4 24.cxb4 bxa4 25.Qa2 Qf6 26.Qxa4+ Kf7 27.Qb3 Kg7 28.Kh2 Bc5 29.Qa4 Rxb4 30.Qd7 Qf7 31.Qxc7 Rbb8 32.Nc4 Rhc8 33.Qa5 Ng6 34.Qd2 Nxh4 35.gxh4 Qf4+ 36.Qxf4 exf4 37.Ra6 Ra8 38.Rxa8 Rxa8 39.f3 g3+ 40.Kh3 e5 41.Rb1 Kf6 42.d4 exd4 43.e5+ dxe5 44.Nxe5 Kxe5 45.Re1+ Kd5 46.Re5+ Kxe5 1/2-1/2
2024.12.30 35th Cracovia Open A
238188 FM Vagman, Roy (2244) Iwanczuk, Krzysztof (2105) 1/2-1/2
1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.Nc3 b5 6.Bb3 Bc5 7.Nd5 O-O 8.d3 Nxd5 9.Bxd5 Rb8 10.c3 Qe8 11.O-O d6 12.h3 Ne7 13.Bb3 Bb6 14.d4 Ng6 15.Re1 h6 16.a4 Be6 17.Bc2 Qe7 18.axb5 axb5 19.Be3 c5 20.Bb3 Rfd8 21.Bxe6 Qxe6 22.d5 Qd7 23.Nh2 c4 24.Qd2 Qe7 25.g3 Nf8 26.Ra6 Nd7 27.Bxb6 Rxb6 28.Ra7 Qe8 29.Ng4 Nc5 1/2-1/2
2024.12.30 35th Cracovia Open A
229878 Iwanczuk, Krzysztof (2105) CM Dylong, Antoni (2217) 1/2-1/2
1.e4 e6 2.d4 d5 3.e5 c5 4.c3 Qb6 5.Nf3 Nc6 6.Be2 cxd4 7.cxd4 Nh6 8.Bxh6 Qxb2 9.Nc3 Qxc3+ 10.Bd2 Qa3 11.h4 Bb4 12.O-O O-O 13.Bc1 Qa5 14.Bd3 Be7 15.h5 f5 16.h6 g6 17.a4 Bd7 18.Bd2 Bb4 19.Bb5 a6 20.Bxc6 Bxc6 21.Bxb4 Qxb4 22.Qd3 Qe7 23.g3 Rac8 24.Kg2 Be8 25.Qd2 Rc4 26.a5 Bb5 27.Rfc1 Rfc8 28.Ne1 Kh8 29.Nd3 g5 30.Nc5 Rg8 31.Rh1 Bc6 32.Rh5 Rg6 33.Rb1 g4 34.Rb6 Rxc5 35.dxc5 Qxc5 36.Rxc6 bxc6 37.Rh1 d4 38.Rd1 Qxe5 39.Qxd4 Qxd4 40.Rxd4 Rxh6 41.Rd8+ Kg7 42.Ra8 Rf6 43.Rxa6 Rf7 44.Rxc6 Kf6 45.Rc4 Ra7 46.Ra4 Ke5 47.Kf1 Kd5 48.Ke2 Kc5 49.Kd3 Kb5 50.Ra1 e5 51.Rb1+ Kxa5 52.Kc4 Rd7 1/2-1/2
2024.12.29 35th Cracovia Open A
238140 Iwanczuk, Krzysztof (2105) FM Ramirez Garcia, J (2222) 1/2-1/2
1.e4 c6 2.Nf3 d5 3.d3 e6 4.Be3 c5 5.exd5 exd5 6.d4 cxd4 7.Nxd4 Nf6 8.Be2 Bd6 9.O-O O-O 10.Nc3 Nc6 11.Re1 h6 12.Bf3 Be5 13.h3 Re8 1/2-1/2
2024.12.28 35th Cracovia Open A
238087 GM Firman, N (2464) Iwanczuk, Krzysztof (2105) 1/2-1/2
1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Bc5 5.c3 Nge7 6.O-O Ba7 7.d4 Ng6 8.Bg5 f6 9.Be3 O-O 10.Nbd2 Kh8 11.Re1 d6 12.h3 exd4 13.Nxd4 Nxd4 14.cxd4 Be6 15.d5 Bxe3 16.Rxe3 Bg8 17.Nf3 f5 18.Rc1 fxe4 19.Rxe4 Nf4 20.Bb3 Qf6 21.Re3 Qg6 22.Nh4 Qf6 23.Nf3 Qg6 24.Nh4 Qf6 25.Nf3 Qe5 26.Ra1 1/2-1/2
2024.12.27 35th Cracovia Open A
238049 Iwanczuk, Krzysztof (2105) CM Krawczyk, Flawian (2231) 1/2-1/2
1.e4 c6 2.Nf3 d5 3.d3 g6 4.e5 Bg4 5.d4 e6 6.Nbd2 c5 7.c3 Nc6 8.h3 Bxf3 9.Nxf3 cxd4 10.cxd4 Nge7 11.Be2 Qb6 12.O-O Nf5 13.Kh1 h5 14.Bd2 Be7 15.Qa4 Kf8 16.Rad1 a6 17.g3 Qa7 18.Be3 b5 19.Qc2 Rc8 20.Bd3 Qd7 21.Bxf5 exf5 22.Rc1 h4 23.Kg2 hxg3 24.fxg3 f4 25.Ng1 fxe3 26.Qxg6 Ke8 27.Rxf7 Kd8 28.Qg7 Re8 29.Ne2 Nb4 30.Rxc8+ Qxc8 31.Qh6 Qc2 32.Qxe3 Qxb2 33.h4 Nc6 34.Rf2 Qa3 35.Qh6 Kc7 36.Nf4 Rg8 37.Nxd5+ Kb7 38.Qe3 Qxe3 39.Nxe3 Bxh4 40.Rf7+ Kb6 41.Nf5 Bg5 42.Kf3 a5 43.Ke4 Bc1 44.Rf6 Re8 45.e6 Bb2 46.g4 a4 47.g5 a3 48.Kd3 b4 49.Kc4 Bc3 50.e7 Kc7 51.Nd6 Rxe7 52.Nb5+ Kb7 53.Nxc3 bxc3 54.Kxc3 Re3+ 55.Kc4 Re4 56.Kb3 Rxd4 57.Kxa3 Rg4 58.g6 Ne5 59.Re6 Nxg6 60.Kb2 Nf4 61.Rf6 Nd5 62.Rh6 Nb6 63.Kb3 Ka6 64.Rh5 Nd7 65.Rd5 Nb8 66.Rh5 Nc6 67.Kc3 Na7 68.Kb3 Nb5 69.a4 Nc7 70.Rh6+ Ka5 71.Rh5+ Kb6 72.Rh6+ Kc5 73.Rh5+ Nd5 74.Rh3 Rg1 75.Rh4 Rg3+ 76.Kb2 Nb6 77.Rh5+ Nd5 78.Rh4 Ne3 79.Rh8 Nc4+ 80.Kc2 Nd6 81.a5 Ra3 82.Kb2 Nc4+ 83.Kc2 Nxa5 84.Rh5+ Kb4 85.Rh8 Rg3 86.Rb8+ Kc5 87.Rc8+ Nc6 88.Kd2 Kd5 89.Ke2 Ne5 90.Kf2 Ra3 91.Rh8 Ke4 92.Rh4+ Kf5 93.Rh8 Ng6 94.Rb8 Ne7 95.Rf8+ Kg4 96.Ke2 Nf5 97.Rb8 Kf4 98.Rb4+ Ke5 99.Rb8 Ng3+ 100.Kd2 Ne4+ 101.Kc2 Rh3 102.Re8+ Kd4 103.Kb2 Nc5 104.Rg8 Rh2+ 105.Ka3 Rh1 106.Kb2 Nd3+ 107.Kc2 Rh2+ 108.Kd1 Nc5 109.Rd8+ Ke3 110.Kc1 Nb3+ 111.Kd1 Nd4 112.Re8+ Kd3 113.Ke1 Nc2+ 114.Kf1 Ne3+ 115.Kg1 Rg2+ 116.Kh1 Ra2 117.Kg1 Nf5 118.Rf8 Ke4 119.Kf1 Ng3+ 120.Kg1 Ke3 121.Rf3+ Kxf3 1/2-1/2
2024.08.25 60th Rubinstein Mem Open
395119 FM Dziewonski, Dariusz (2270) Iwanczuk, Krzysztof (2023) 1/2-1/2
1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.d4 exd4 5.Nxd4 Bb4 6.Nxc6 bxc6 7.Bd3 d5 8.Bd2 O-O 9.O-O Bxc3 10.Bxc3 dxe4 11.Bxf6 Qxf6 12.Bxe4 Qxb2 13.Bxc6 Rb8 14.Rb1 Qxb1 15.Qxb1 Rxb1 16.Rxb1 Rd8 17.Bf3 Kf8 18.Rb8 Re8 19.h3 Ba6 20.Rb3 Be2 21.Bxe2 Rxe2 22.Rc3 Re1+ 23.Kh2 Ra1 24.Rxc7 Rxa2 25.Kg3 a5 26.Kf3 a4 27.Ke2 a3 28.g3 Ra1 29.h4 Rc1 30.Ra7 Rxc2+ 31.Ke3 a2 32.g4 g6 33.g5 Ke8 34.f4 Kd8 35.Ke4 Kc8 36.Ke5 Kb8 37.Ra3 Rf2 38.Kd6 Re2 39.Kc6 Rc2+ 40.Kd6 Kb7 41.Ke7 Rc7+ 42.Ke8 Rc8+ 43.Kd7 Rc2 44.Ke7 Rf2 45.Kxf7 Rxf4+ 46.Kg7 Rxh4 47.Rxa2 Kc6 48.Rd2 Rg4 49.Kxh7 1/2-1/2
2024.08.24 60th Rubinstein Mem Open
395074 Iwanczuk, Krzysztof (2023) Kowalczyk, R (2183) 1/2-1/2
1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.d3 h6 5.O-O d6 6.a4 g5 7.Nc3 Bg4 8.Be3 Bg7 9.h3 Be6 10.a5 a6 11.Bxe6 fxe6 12.d4 exd4 13.Nxd4 Qd7 14.Qe2 O-O-O 15.Rfd1 d5 16.Nb3 Qf7 17.Ra4 Nh5 18.exd5 exd5 19.Nxd5 Rxd5 20.Rxd5 Qxd5 21.Qxh5 Bxb2 22.Nc5 Bc3 23.Ra3 Qc4 24.Ra4 Qd5 25.Qg4+ Kb8 26.Ra3 Bb4 27.Rd3 Qa2 28.Nd7+ Ka8 29.c3 Qa1+ 30.Kh2 Bxc3 31.Qc4 Bxa5 32.Rb3 Rd8 33.Rxb7 Kxb7 34.Nc5+ Kb8 35.Qxa6 Qb2 36.Qxc6 Qe5+ 37.g3 Qd5 38.Qxh6 g4 39.h4 Bb6 40.Na6+ Kb7 41.Bxb6 cxb6 42.Nb4 Qd4 43.Qf4 Qxf4 44.gxf4 Rd4 45.Nc2 Rxf4 46.Kg3 Rf3+ 47.Kxg4 Rxf2 48.Ne3 Kc6 49.h5 Kd6 50.Nc4+ Ke6 51.Nxb6 Rb2 52.Nc8 Rc2 53.Na7 Rc5 54.h6 Kf6 55.h7 Rc4+ 56.Kf3 Rh4 57.Nc6 Rxh7 58.Ke4 Rd7 59.Nd4 Rxd4+ 60.Kxd4 1/2-1/2
2024.08.22 60th Rubinstein Mem Open
394978 Cernov, Henrik (2133) Iwanczuk, Krzysztof (2023) 1/2-1/2
1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.Nc3 Bc5 6.Bxc6 dxc6 7.Nxe5 Bxf2+ 8.Kxf2 Qd4+ 9.Ke1 Qxe5 10.d3 O-O 11.Qd2 Be6 12.Qg5 Qxg5 13.Bxg5 Nd7 14.Bf4 Rac8 15.Kd2 c5 16.a4 b6 17.b3 Rfd8 18.Rhf1 Nb8 19.a5 b5 20.Be3 c4 21.bxc4 Bxc4 22.Ne2 b4 23.Bc5 Nc6 24.Ke3 Be6 25.d4 Rb8 26.Rfb1 Rb5 27.Nc1 Rdb8 28.Nd3 Bc4 29.Nb2 Be6 30.Nd3 Bc4 31.Nb2 Be6 1/2-1/2
2024.08.21 60th Rubinstein Mem Open
394919 Iwanczuk, Krzysztof (2023) FM Czernek, Tymon (2334) 0-1
1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 Nbd7 7.Bc4 Qb6 8.Bb3 e6 9.Bxf6 Nxf6 10.Qd2 Be7 11.O-O-O O-O 12.f4 Qc7 13.Rhe1 b5 14.a3 Rd8 15.g4 d5 16.exd5 Bd6 17.Kb1 Bxf4 18.Qe2 e5 19.Nf5 Bxf5 20.gxf5 Rd6 21.Qg2 Qd7 22.Rg1 Bh6 23.Ne4 Nxe4 24.Qxe4 Bf4 25.Qg2 f6 26.Rd3 Rc8 27.h3 Bh6 28.Qe4 a5 29.a4 b4 30.Re1 Kh8 31.Qg4 Bf4 32.Qh5 Rg8 33.Re4 Bg5 34.Qf3 Bf4 35.Qh5 g6 36.fxg6 Rxg6 37.Rc4 f5 38.Rc5 Rg5 39.Qe2 Qa7 40.Rc6 e4 41.Rd1 Be5 42.Ka2 Qe7 43.Rc8+ Kg7 44.Qc4 Kh6 45.Qb5 e3 46.Re8 Qf6 47.Re6 Rxe6 48.dxe6 f4 49.Qe2 Bxb2 50.e7 Re5 51.Kxb2 f3 52.Qc4 e2 53.Rd6 Re6+ 54.Qd4 Qxd4+ 55.Rxd4 e1=Q 56.Bxe6 f2 57.Rh4+ Kg7 58.e8=N+ Kf8 0-1
2024.08.20 60th Rubinstein Mem Open
394872 Trzebinski, Patryk (2143) Iwanczuk, Krzysztof (2023) 0-1
1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.d3 Bc5 5.O-O d6 6.c3 a5 7.Be3 Bxe3 8.fxe3 O-O 9.Nbd2 Ne7 10.h3 Ng6 11.Bb3 c6 12.Qe1 a4 13.Bc2 h6 14.b3 axb3 15.axb3 Be6 16.Rxa8 Qxa8 17.Nc4 Bxc4 18.bxc4 Qa3 19.Qd2 d5 20.exd5 cxd5 21.cxd5 Nxd5 22.c4 Nb4 23.Rb1 Nxc2 24.Qxc2 e4 25.dxe4 Qxe3+ 26.Kh1 b6 27.Rb3 Qc5 28.Rb5 Qe3 29.Rb3 Qc5 30.Rb5 Qe3 31.Qb3 Qc1+ 32.Kh2 Qf4+ 33.Kg1 Ra8 34.Rxb6 Nh4 35.Kf2 Nxf3 36.Qxf3 Ra2+ 37.Kg1 Ra1+ 38.Kf2 Qd2+ 39.Kg3 Qg5+ 40.Kh2 Qe5+ 41.Qg3 Rh1+ 42.Kxh1 Qxg3 43.Rb1 Qd3 44.Rc1 Qe3 45.Rd1 Qxe4 46.Rd8+ Kh7 47.Rc8 Kg6 0-1
2024.08.19 60th Rubinstein Mem Open
394823 Iwanczuk, Krzysztof (2023) Pietruszewski, M (2216) 1-0
1.e4 c6 2.Nf3 d5 3.d3 dxe4 4.dxe4 Qxd1+ 5.Kxd1 Bg4 6.Be2 Nd7 7.Ne1 Bxe2+ 8.Kxe2 g6 9.Nd3 Bg7 10.a4 f5 11.Nd2 Ngf6 12.e5 Ne4 13.f4 g5 14.g3 gxf4 15.gxf4 Bh6 16.Rg1 Ndc5 17.Nxe4 Nxe4 18.Be3 a6 19.a5 O-O-O 20.Nf2 Nxf2 21.Kxf2 Rdg8 22.Rg3 Rg6 23.Rag1 Rhg8 24.Kf3 Kd7 25.Rd1+ Ke6 26.Rd3 Rc8 27.Bc5 Bf8 28.c4 Bh6 29.Rh3 Rc7 30.Rh5 Rc8 31.Be3 Rc7 32.Rd8 c5 33.Rd5 Rd7 34.Rxd7 Kxd7 35.Rxf5 b6 36.Rf7 Rg7 37.Rxg7 Bxg7 38.axb6 Kc6 39.Bxc5 e6 40.Bd4 a5 41.Ke4 Bf8 42.f5 1-0
2024.08.18 60th Rubinstein Mem Open
406291 Nicolas, Pierre (1936) Iwanczuk, Krzysztof (2023) 0-1
1.Nf3 Nf6 2.g3 c5 3.Bg2 Nc6 4.O-O e5 5.d3 d5 6.Nbd2 Be7 7.e4 d4 8.Nc4 Qc7 9.a4 O-O 10.Bd2 b6 11.Nh4 Ne8 12.Nf5 Nd6 13.Ncxd6 Bxd6 14.h4 Kh8 15.h5 Ne7 16.g4 Be6 17.Qf3 Ng8 18.Qg3 Rac8 19.b3 Qd7 20.Bf3 f6 21.Kh1 Bxf5 22.gxf5 h6 23.Rg1 Rfe8 24.Rg2 a6 25.Be2 b5 26.axb5 axb5 27.Ra6 Bf8 28.Rg1 Ra8 29.Rga1 Qb7 30.Rxa8 Rxa8 31.Rxa8 Qxa8 32.f4 Bd6 33.fxe5 Bxe5 34.Qe1 c4 35.bxc4 bxc4 36.Qc1 c3 37.Bf4 Bxf4 38.Qxf4 Qa1+ 39.Qf1 Qxf1+ 40.Bxf1 Ne7 41.Kg2 Nc6 42.Be2 Kg8 43.Kf2 Nb4 44.Bd1 Kf7 45.Kf3 Ke7 46.Kg3 Kd6 47.Kf4 Nc6 48.Bg4 Ne5 49.Be2 Kc5 50.Kg3 Kb4 51.Kf2 Ka3 52.Ke1 Kb2 0-1
2024.08.17 60th Rubinstein Mem Open
406201 Iwanczuk, Krzysztof (2023) FM Eggink, R (2386) 0-1
1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Be2 Bb4 7.O-O O-O 8.Nxc6 bxc6 9.e5 Nd5 10.Ne4 f5 11.Nd6 Bxd6 12.exd6 Qb6 13.c4 Nf6 14.b3 c5 15.Bb2 a5 16.Rb1 Ra6 17.Be5 Ne4 18.a3 Nxd6 19.b4 axb4 20.axb4 Ne4 21.b5 Ra2 22.Bb2 d6 23.f3 Nf6 24.Qb3 Ra8 25.Ra1 Rxa1 26.Rxa1 Bb7 27.Qe3 d5 28.Bxf6 Rxf6 29.Qe5 d4 30.f4 h6 31.Bf3 Bxf3 32.gxf3 Rg6+ 33.Kh1 Kh7 34.Ra6 Qd8 35.Qxc5 Qh4 36.Rxe6 Rxe6 37.Qxf5+ Rg6 0-1
2023.08.26 59th Rubinstein Mem Open
833900 Betkowski, A (2022) Iwanczuk, Krzysztof (1950) 1/2-1/2
1.d4 d5 2.Bf4 Nf6 3.e3 c5 4.c3 Nc6 5.Nd2 Bf5 6.Ngf3 Qb6 1/2-1/2
2023.08.25 59th Rubinstein Mem Open
833864 Iwanczuk, Krzysztof (1950) Jourdren, Kevin (2200) 1/2-1/2
1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.c4 Nf6 6.Nc3 d6 7.Be2 Nxd4 8.Qxd4 Bg7 9.O-O O-O 10.Qd3 a5 11.Be3 a4 12.Bd4 Qa5 13.Rac1 Bd7 14.f4 Bc6 15.Nd5 Bxd5 16.cxd5 Rfc8 17.Bf3 Rc7 18.b4 axb3 19.axb3 Rxc1 20.Rxc1 Ne8 21.e5 Qb4 22.Qc3 Qxc3 23.Rxc3 f6 24.Re3 fxe5 25.fxe5 Rc8 26.Bg4 Rc1+ 27.Kf2 Bxe5 28.Bxe5 dxe5 29.Rxe5 Kf8 30.Bf3 Nd6 31.Re1 Rxe1 32.Kxe1 Kf7 33.Kd2 Kf6 34.Kd3 Ke5 35.g3 g5 36.Kc3 h6 37.Kd3 b6 38.Kc3 Nb5+ 39.Kc4 Nd6+ 40.Kd3 Nf5 41.Bg2 g4 42.Bh1 Nd6 43.Bg2 Nf5 44.Bh1 h5 45.Be4 Nd4 46.Bg6 Nxb3 47.Bxh5 Kf5 48.Kc4 Nc5 49.Kb5 Nd7 50.Kc6 Nf6 51.Bf7 Ke5 52.Be6 Ke4 53.Bf7 b5 54.Kxb5 Nxd5 55.Kc6 Ne3 56.Be6 Ke5 57.Kd7 Kf6 58.h3 gxh3 59.Bxh3 e5 60.Kd6 Nf5+ 1/2-1/2
2023.08.24 59th Rubinstein Mem Open
833841 Gramer, K (2091) Iwanczuk, Krzysztof (1950) 0-1
1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bd3 Nc6 7.Nb3 g6 8.O-O Bg7 9.h3 O-O 10.Be3 Be6 11.f4 Rc8 12.Qf3 Na5 13.Rad1 Nd7 14.e5 dxe5 15.f5 Bc4 16.fxg6 fxg6 17.Qg4 Bxd3 18.Rxd3 Rxf1+ 19.Kxf1 Nxb3 20.Rxd7 Qf8+ 21.Kg1 Nd4 22.Bxd4 exd4 23.Ne4 Qf5 24.Qxf5 gxf5 25.Ng5 Bf6 26.Nf3 Rxc2 27.Rxb7 e5 28.Rb6 Kf7 29.Rxa6 e4 30.Ne1 Rc1 0-1
2023.08.23 59th Rubinstein Mem Open
833807 Iwanczuk, Krzysztof (1950) Bachor, Tomasz (2025) 0-1
1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 Qc7 6.Be3 a6 7.g4 h6 8.h4 b5 9.Nxc6 Qxc6 10.Bg2 Bb7 11.a4 b4 12.Ne2 Nf6 13.Nd4 Qc7 14.g5 hxg5 15.hxg5 Rxh1+ 16.Bxh1 Qh2 17.Kd2 Nxe4+ 18.Bxe4 Bxe4 19.Qg4 Qe5 20.Re1 Rc8 21.f3 Bxc2 22.Bg1 Qd5 23.f4 g6 0-1
2023.08.22 59th Rubinstein Mem Open
833779 CM Smietanska, Wiktoria (2017) Iwanczuk, Krzysztof (1950) 1/2-1/2
1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.a4 d5 9.exd5 Na5 10.Nxe5 Nxb3 11.cxb3 Bb7 12.Nc6 Bxc6 13.dxc6 Bc5 14.d4 Bxd4 15.axb5 Ne4 16.Be3 Bxe3 17.fxe3 Qh4 18.Rf1 Rad8 19.Qc2 axb5 20.Nc3 Nf6 21.Rf4 Qh6 22.Rd1 Rfe8 23.Qf2 Rxd1+ 24.Nxd1 Qg6 25.Nc3 Ng4 26.Qd2 h5 27.Nxb5 Nxe3 28.Nc3 Qxc6 29.h3 Qa8 30.Qf2 Re6 31.Qf3 Qa1+ 32.Kh2 Qxb2 33.Nd1 Qxb3 34.Nxe3 Qxe3 35.Rxf7 Qxf3 36.Rxf3 c5 37.Rc3 Rc6 38.Kg3 Kf7 39.Kf4 Ke6 40.Ke4 g6 41.h4 Kd6 42.Rd3+ Kc7 43.Rc3 Kb6 44.Kd5 Rc8 45.Rb3+ Ka5 46.Kc4 Rc6 47.Rb5+ Ka6 48.Rxc5 Kb6 49.Rxc6+ Kxc6 50.Kd4 Kd6 51.Ke4 Ke6 52.Kf4 Kf6 53.g4 hxg4 54.Ke4 1/2-1/2
2023.08.21 59th Rubinstein Mem Open
833749 Iwanczuk, Krzysztof (1950) Krawczyk, Wojciech (2034) 1/2-1/2
1.d4 e6 2.c4 Bb4+ 3.Bd2 a5 4.Nf3 Nf6 5.Qc2 Nc6 6.e3 d6 7.Nc3 O-O 8.a3 Bxc3 9.Bxc3 Qe7 10.Be2 b6 11.O-O Bb7 12.b4 Nd7 13.Rfb1 axb4 14.axb4 Rxa1 15.Rxa1 Rc8 16.Qb2 Nd8 17.b5 f5 18.Bb4 Ra8 19.Rxa8 Bxa8 20.Qa2 Bb7 21.Nd2 Nf6 22.Bf3 Bxf3 23.Nxf3 Qd7 24.h3 h6 25.Nd2 Kh7 26.Qa8 d5 27.Qa2 Nf7 28.Nf3 Ne4 29.Qe2 Ned6 30.Bxd6 Qxd6 31.Qc2 dxc4 32.Qxc4 Qd7 33.Kf1 Kg8 34.Ke2 Kf8 35.Nh4 Nd6 36.Ng6+ Ke8 37.Qc6 Qxc6 38.bxc6 Nc8 39.Kd3 Na7 40.Ne5 Ke7 41.e4 fxe4+ 42.Kxe4 Kd6 43.f4 Nxc6 44.Nc4+ Ke7 45.g4 Nd8 46.Ne3 Nf7 47.f5 Nd6+ 48.Ke5 b5 49.Nc2 Nc4+ 50.Ke4 Kd6 51.h4 Nb6 52.fxe6 Nd5 53.e7 Nxe7 54.Nb4 c6 55.Nd3 Ng6 56.h5 Ne7 57.Nc5 Ng8 58.Nb7+ Kc7 59.Nc5 Kd6 60.Nb7+ Ke7 61.Na5 Nf6+ 62.Kf5 Kd6 63.Kg6 Nxg4 64.Kxg7 b4 65.Kg6 Ke6 66.Nb3 Kd5 67.Kf5 Ne3+ 68.Kg6 Kc4 69.Na5+ Kb5 70.Nb3 Nd5 71.Kxh6 Nf4 72.Kg5 Nxh5 73.Kxh5 Kc4 74.Na5+ Kc3 75.Kg4 b3 76.Nxb3 Kxb3 77.Kf5 1/2-1/2
2023.08.20 59th Rubinstein Mem Open
842975 Lambrecht, Tomasz (2027) Iwanczuk, Krzysztof (1950) 1/2-1/2
1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Nxe4 5.d4 Nd6 6.Bxc6 dxc6 7.dxe5 Nf5 8.Qxd8+ Kxd8 9.h3 1/2-1/2
2023.08.19 59th Rubinstein Mem Open
842936 Iwanczuk, Krzysztof (1950) Zysko, J (2152) 0-1
1.d4 Nf6 2.Nc3 d5 3.Bf4 e6 4.Nb5 Na6 5.e3 Be7 6.Nf3 O-O 7.h4 c6 8.Nc3 c5 9.h5 Bd7 10.h6 g6 11.Bxa6 bxa6 12.dxc5 Qa5 13.Ne5 Qxc5 14.Bg5 Rad8 15.Qf3 Ne8 16.Nd3 Qd6 17.Bf4 Qb6 18.O-O Bc6 19.Qh3 Nd6 20.Ne2 Bd7 21.Qh2 f6 22.Nc3 Rc8 23.Rfd1 Rfd8 24.a3 a5 25.Rab1 Ne4 26.Nxe4 dxe4 27.Ne1 e5 28.Bxe5 fxe5 29.Qxe5 Qf6 30.Qxe4 Bc6 31.Rxd8+ Rxd8 32.Qg4 Bf8 33.Nd3 Bxh6 34.b4 Bf8 35.Nf4 Bd6 36.Nh5 Qe5 37.Qc4+ Kh8 38.Nf4 Qe4 39.Qe6 Qxe6 40.Nxe6 Rb8 41.Rd1 Be7 42.Nd4 Be8 43.b5 Bxa3 44.c4 Rc8 45.Ne6 Bf7 46.Ng5 Bxc4 47.Rd7 h6 48.Ne4 Bc5 49.Nf6 Bg8 50.Rb7 Bb6 51.Ng4 Rc7 0-1
2023.08.13 Wroclaw Open A 2023
854047 Iwanczuk, Krzysztof (1950) Kowalczyk, R (2171) 1-0
1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Nf6 5.d4 exd4 6.e5 d5 7.Bb5 Ne4 8.cxd4 Bb6 9.Nc3 O-O 10.Be3 Bg4 11.h3 Bh5 12.Qc2 Bg6 13.Qb3 Ne7 14.O-O c6 15.Bd3 Nd2 16.Nxd2 Bxd3 17.Rfe1 Bg6 18.Na4 h6 19.Rac1 Nf5 20.Nf3 Bh7 21.Nc5 Qe7 22.Qa4 g5 23.Bd2 Bxc5 24.Rxc5 Ng7 25.Bb4 Qd7 26.Ra5 b5 27.Qa3 Rfe8 28.Nd2 Ne6 29.Qc3 Nf4 30.Re3 f6 31.Nf3 Be4 32.exf6 Bxf3 33.Rxe8+ Qxe8 34.Qxf3 Qe2 35.Qe3 Re8 36.Qxe2 Nxe2+ 37.Kf1 Kf7 38.Rxa7+ Kxf6 39.Be7+ Rxe7 40.Rxe7 Nxd4 41.Rc7 h5 42.Ke1 Ke5 43.Kd2 b4 44.Rc8 h4 45.a4 bxa3 46.bxa3 c5 47.a4 c4 48.Re8+ Kd6 49.Rg8 Kc5 50.Rxg5 Ne6 51.Rh5 Nc7 52.Kc3 Ne6 53.Rf5 Nd4 54.Re5 Nb3 55.Rh5 Nc1 56.a5 Na2+ 57.Kd2 Nb4 58.Rxh4 d4 59.Rh5+ Kc6 60.Rh8 c3+ 61.Kd1 Kb5 62.Rc8 Na2 63.a6 Kb6 64.Rc4 d3 65.a7 c2+ 66.Kd2 1-0
2023.08.12 Wroclaw Open A 2023
854030 Kukula, Karol (1939) Iwanczuk, Krzysztof (1950) 1/2-1/2
1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5 Nd4 5.Nxd4 exd4 6.e5 dxc3 7.exf6 Qxf6 8.dxc3 Bc5 9.O-O O-O 10.Bd3 d6 11.Qh5 h6 12.Bd2 Bd7 13.Rae1 Rae8 14.Be4 Bb5 15.Bd3 1/2-1/2
2023.08.11 Wroclaw Open A 2023
854015 Iwanczuk, Krzysztof (1950) Ugorek, Kacper (1990) 1-0
1.d4 Nf6 2.Nc3 d5 3.Bf4 c5 4.e4 Nxe4 5.Nxe4 dxe4 6.dxc5 Qa5+ 7.c3 Qxc5 8.Qa4+ Nc6 9.Qxe4 g6 10.Nf3 Bg7 11.Rd1 Bf5 12.Qa4 O-O 13.Be3 Qa5 14.Qxa5 Nxa5 15.Nd4 Bg4 16.f3 Bxd4 17.Rxd4 Be6 18.Ra4 b6 19.Ba6 Rfd8 20.c4 Bd7 21.Ra3 Bc8 22.Bb5 Bd7 23.Bxd7 Rxd7 24.Rc3 Rc8 25.b3 b5 26.c5 Nc6 27.Ke2 Rcd8 28.a3 a6 29.Ra1 f6 30.Ra2 Kf7 31.Rcc2 e5 32.Rd2 Rxd2+ 33.Rxd2 Rxd2+ 34.Kxd2 Ke6 35.Kc3 Kd5 36.b4 f5 37.g3 Nd8 38.f4 Ke4 39.Bc1 Nc6 40.fxe5 Nxe5 41.Bf4 Nc6 42.h4 Kf3 43.Kd3 h6 44.Bc7 g5 45.hxg5 hxg5 46.Bd6 Kf2 47.Bc7 Ke1 48.Bd6 Kd1 49.g4 fxg4 50.Ke4 a5 51.bxa5 Nxa5 52.Kd5 Nc4 53.Bg3 Nxa3 54.c6 Nc4 55.Kc5 Nd2 56.c7 Ne4+ 57.Kxb5 Nxg3 58.c8=Q Ne2 59.Qxg4 Kd2 60.Qxg5+ 1-0
2023.08.10 Wroclaw Open A 2023
853996 Miasik, Adrian (2018) Iwanczuk, Krzysztof (1950) 1/2-1/2
1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.Bd2 Bg7 6.e4 Nxc3 7.Bxc3 O-O 8.Qd2 Nd7 9.Rd1 b6 10.Bc4 Bb7 11.f3 e6 12.Ne2 c5 13.d5 exd5 14.Bxg7 Kxg7 15.Bxd5 Bxd5 16.Qxd5 Nf6 17.Qe5 Qe8 18.Qc3 Rd8 19.g4 Rxd1+ 20.Kxd1 Qd8+ 21.Kc2 Kg8 22.Rd1 Qe7 23.Qd3 Re8 24.Nf4 Qe5 25.Qd6 g5 26.Qxe5 Rxe5 27.Ng2 h5 28.h3 h4 29.Ne3 Re7 30.Rd8+ Re8 31.Rd2 Re7 32.Nd5 Re6 33.Ne3 Re7 34.Rd6 Re6 35.Rd3 Re7 36.Nd5 Re6 37.Nxf6+ Rxf6 38.Kd2 c4 39.Rd8+ Kg7 40.Ke2 Rc6 41.Kd2 a6 42.Rd5 Kg6 43.a4 Rf6 44.Ke3 Rc6 45.Kd4 Rf6 46.Ke3 Rc6 47.Kd4 Rf6 48.Rf5 Rc6 49.Rd5 1/2-1/2
2023.08.09 Wroclaw Open A 2023
853972 Iwanczuk, Krzysztof (1950) IM Kolbus, D (2270) 0-1
1.d4 Nf6 2.Nc3 d5 3.Bf4 c6 4.e3 Bf5 5.Nf3 e6 6.Ne5 h6 7.g4 Bh7 8.h4 Nfd7 9.Bd3 Nxe5 10.dxe5 Be7 11.Bxh7 Rxh7 12.Qd3 Rh8 13.Bg3 Nd7 14.O-O-O Qa5 15.Kb1 O-O-O 16.Ne2 Nc5 17.Qd4 Ne4 18.c3 Qa6 19.Qd3 Qxd3+ 20.Rxd3 h5 21.g5 g6 22.f3 Nc5 23.Rd2 a5 24.Nf4 b5 25.Nd3 Na4 26.Kc2 Nb6 27.b4 Nc4 28.Re2 Kc7 29.e4 axb4 30.cxb4 Ra8 31.Kb1 Rhd8 32.Rd1 Ra3 33.Ne1 dxe4 34.Rxd8 Kxd8 35.Nc2 exf3 36.Re1 Rd3 37.Bf2 Rd2 38.Bg3 f2 39.Rc1 f1=Q 40.Rxf1 Rxc2 41.Rxf7 0-1
2023.08.08 Wroclaw Open A 2023
853953 Damen, Jip (2199) Iwanczuk, Krzysztof (1950) 1/2-1/2
1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.d3 b5 7.Bb3 d6 8.a3 O-O 9.Nc3 Na5 10.Ba2 Be6 11.b4 Bxa2 12.Nxa2 Nc6 13.c4 Nd4 14.Nc3 Nxf3+ 15.Qxf3 c6 16.Bd2 Qd7 17.Ne2 d5 18.cxd5 cxd5 19.Bg5 Rac8 20.Rfc1 d4 21.Ng3 Rxc1+ 22.Rxc1 Rc8 23.Rxc8+ Qxc8 24.Nf5 Qc7 25.h4 Bd8 26.h5 Ne8 27.Qg4 Bxg5 28.Qxg5 f6 29.Qg4 Kf7 30.Kh2 Qc2 31.h6 Qxf2 32.hxg7 Qf4+ 33.Qxf4 exf4 34.Kh3 Nc7 35.Nxd4 Kxg7 36.Kg4 Kf7 37.Kxf4 Ke7 38.Kf5 Kf7 39.Nb3 Ne6 40.d4 Ng7+ 41.Kf4 Ne6+ 42.Ke3 Ke7 43.Nc5 Nc7 44.Kf4 Kd6 45.Kf5 Ke7 46.g4 Ne8 47.Kf4 Nd6 48.a4 bxa4 49.Nxa4 Nc4 50.d5 h6 51.Nc5 a5 52.bxa5 Nxa5 53.Ne6 Nc4 54.Ng7 Kf7 55.Nf5 Kg6 56.d6 Ne5 57.Ne7+ Kf7 58.Kf5 Nf3 59.Kf4 Ne5 60.Nf5 Kg6 61.Kg3 Nd7 62.Kh4 Ne5 63.Ne7+ Kf7 64.Kh5 Ke6 65.Nf5 Nf7 66.Kg6 Ne5+ 67.Kh5 Nf7 68.Ng7+ Kxd6 69.Kg6 Ke7 70.Nh5 Ne5+ 71.Kf5 Nd7 72.Nf4 Kf7 73.Nd5 Kg7 74.Nf4 Kf7 75.Nd3 Nf8 76.Nf4 1/2-1/2
2023.08.07 Wroclaw Open A 2023
862378 Iwanczuk, Krzysztof (1950) Demski, Michal (2097) 1-0
1.d4 d6 2.e4 g6 3.Nf3 Bg7 4.c3 Nf6 5.Bd3 O-O 6.O-O c6 7.a4 Qc7 8.Re1 e5 9.Nbd2 b6 10.h3 Nbd7 11.Nf1 Bb7 12.Ng3 a6 13.Be3 b5 14.Qd2 Rfe8 15.Bh6 Bh8 16.Bf1 Rad8 17.Qc2 Nf8 18.Rad1 Ne6 19.Rd2 Nd7 20.Red1 Bg7 21.Bxg7 Kxg7 22.d5 cxd5 23.exd5 Nf4 24.axb5 axb5 25.Bxb5 Qc5 26.c4 Re7 27.Bxd7 Rexd7 28.Ne4 Qc7 29.g3 Nxh3+ 30.Kh2 f5 31.Kxh3 fxe4 32.Ng5 Re7 33.Ne6+ Rxe6 34.dxe6 Qe7 35.Qc3 Qxe6+ 36.Kh2 Bc8 37.Rh1 e3 38.Qxe3 Qxc4 39.Kg2 Bb7+ 40.f3 Kg8 41.Rh4 Qf7 42.Rb4 Rd7 43.Rb6 Qe7 44.Re2 Qe6 45.Qa3 Rf7 46.Rxb7 1-0
2023.08.06 Wroclaw Open A 2023
862339 Iwanczuk, Krzysztof (1950) Stemmler, Fabian (2141) 1/2-1/2
1.e4 e6 2.d4 d5 3.exd5 exd5 4.Nf3 Nc6 5.Bb5 Bd6 6.c4 dxc4 7.d5 a6 8.Ba4 b5 9.dxc6 bxa4 10.O-O Ne7 11.Nbd2 c3 12.Ne4 O-O 13.Qxa4 Qe8 14.Nxd6 cxd6 15.bxc3 Qxc6 16.Qxc6 Nxc6 17.Rd1 Rd8 18.Bf4 d5 19.Nd4 Nxd4 20.cxd4 Bf5 1/2-1/2
2023.08.06 Wroclaw Open A 2023
862358 Kazmierowski, Tymon (2063) Iwanczuk, Krzysztof (1950) 1/2-1/2
1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d5 9.exd5 Nxd5 10.Nxe5 Nxe5 11.Rxe5 c6 12.d4 Bd6 13.Re1 Qh4 14.g3 Qh3 15.Qf3 Bg4 16.Qg2 Qh5 17.Be3 Bf3 18.Qf1 f5 19.Nd2 f4 20.Nxf3 fxe3 21.Bd1 Rxf3 22.Bxf3 Qxf3 23.fxe3 Qe4 24.Qg2 Re8 25.Qxe4 Rxe4 26.Kf2 Kf7 27.Kf3 Nf6 28.a4 b4 29.Rac1 g5 30.Rc2 h5 31.Ke2 h4 32.gxh4 Rxh4 33.Kd3 bxc3 34.bxc3 Rxh2 35.Rxh2 Bxh2 36.Rh1 Bc7 37.e4 Kg6 38.e5 Nh5 39.Rb1 Kf5 40.Rb7 Nf4+ 41.Ke3 c5 42.Kf3 g4+ 43.Kg3 Ne6 44.a5 cxd4 45.cxd4 Bxa5 46.Rf7+ Kg5 47.d5 Be1+ 48.Kg2 Nf4+ 49.Kf1 Bb4 50.d6 g3 51.Rg7+ Kf5 52.d7 Ne6 53.Rxg3 Be7 54.Re3 Nc5 55.Rc3 Nxd7 56.Rc7 Ke6 57.Rc6+ Kxe5 1/2-1/2
2022.07.17 Najdorf Mem Open A 2022
1270644 Iwanczuk, Krzysztof (1947) Kotowicz, Kamil (1770) 1-0
1.e4 e6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 b6 5.Nf3 Bb7 6.Bb5+ c6 7.Bd3 Nd7 8.O-O Ngf6 9.Nxf6+ Nxf6 10.c3 Be7 11.Ne5 O-O 12.Qf3 Qc8 13.Qh3 c5 14.Ng4 g6 15.Bg5 Qd8 16.Ne5 cxd4 17.c4 Nd7 18.Nxd7 Qxd7 19.Bh6 Rfe8 20.f4 Bf8 21.Bxf8 Rxf8 22.Rae1 Rac8 23.g4 f5 24.Re5 Rc5 25.Rfe1 Rxe5 26.Rxe5 Qa4 27.gxf5 Qd1+ 28.Bf1 gxf5 29.Rxe6 Kh8 30.Qh6 Rg8+ 31.Kf2 Qc2+ 32.Re2 d3 33.Rxc2 dxc2 34.Qf6+ Rg7 35.Qc3 Be4 36.Be2 Kg8 37.Bf3 Bd3 38.Bd5+ Kf8 39.Qf6+ Ke8 40.Bc6+ Rd7 41.Bxd7+ Kxd7 42.Qc3 Be4 43.Ke3 1-0
2022.07.16 Najdorf Mem Open A 2022
1270612 Siekanska, Zuzanna (1712) Iwanczuk, Krzysztof (1947) 1/2-1/2
1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Qa4+ Nd7 8.Nf3 O-O 9.Be2 Nb6 10.Qa3 Be6 11.Bg5 Re8 12.O-O Qd6 13.Qc1 Bc4 14.Re1 e5 15.dxe5 Bxe5 16.Nxe5 Qxe5 17.Bf3 Nd7 18.Qe3 Qe6 19.Rab1 Ba6 20.Bd1 Ne5 21.Ba4 c6 22.Bb3 Bc4 23.h3 f6 24.Bh4 b6 25.Rbd1 Rad8 26.f4 Bxb3 27.axb3 Rxd1 28.Rxd1 Qxb3 29.Qd4 c5 30.Qd2 Nf7 31.Bxf6 Rxe4 32.Re1 Qe6 33.Rxe4 Qxe4 34.Qd7 Qa8 35.f5 g5 36.Qe6 Qf8 37.Be7 Qb8 38.Bxg5 Qd6 39.Qe8+ Qf8 40.Qe6 Qd6 41.Qe3 Nxg5 42.Qxg5+ Kf7 43.Qh5+ Kg7 44.Qg5+ Kf7 45.Qh5+ Kg7 46.Qg5+ 1/2-1/2
2022.07.15 Najdorf Mem Open A 2022
1270584 Iwanczuk, Krzysztof (1947) Skrzypczynski, Kacper (1793) 1-0
1.e4 d6 2.d4 Nf6 3.Nc3 e5 4.Nf3 Nbd7 5.Bc4 Be7 6.O-O O-O 7.Re1 c6 8.a4 a5 9.h3 h6 10.Be3 Re8 11.Nh4 Qc7 12.Nf5 Bf8 13.Qf3 exd4 14.Bxd4 Ne5 15.Bxe5 Rxe5 16.Nxh6+ gxh6 17.Qxf6 Bg7 18.Qf3 Be6 19.Bxe6 Rxe6 20.Rad1 Rae8 21.Re2 Qb6 22.b3 Qb4 23.Na2 Qc5 24.Rde1 b5 25.axb5 cxb5 26.c3 Qa3 27.Nc1 Qc5 28.Re3 a4 29.Nd3 Qa3 30.bxa4 bxa4 31.Nf4 Rf6 32.Nd3 Rfe6 33.Nf4 Rf6 34.Qg4 Kh7 35.Rg3 Rg8 36.Nd5 Rg6 37.Qf5 Kh8 38.Rxg6 fxg6 39.Qxg6 Rf8 40.Qg3 Qb2 41.Ne7 Qxc3 42.Re3 Qc1+ 43.Kh2 Rf7 44.Qxd6 Rxf2 45.Rg3 Qc4 46.Nf5 Rxf5 47.exf5 Qf7 48.Rf3 Bf6 49.Qf4 Qg7 50.Qxa4 h5 51.Qe8+ 1-0
2022.07.14 Najdorf Mem Open A 2022
1270536 FM Fiedorek, Michal (2289) Iwanczuk, Krzysztof (1947) 1-0
1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Nf6 5.d3 O-O 6.O-O d5 7.exd5 Nxd5 8.Bb5 Bd6 9.Re1 Re8 10.Nbd2 Nb6 11.a4 a6 12.Bxc6 bxc6 13.a5 Nd5 14.Nc4 f6 15.h3 Bf5 16.d4 e4 17.Nh2 Qd7 18.Nf1 Bg6 19.Qa4 Rad8 20.Nxd6 Qxd6 21.Ne3 Bf7 22.Qd1 g6 23.Ng4 Kh8 24.Qe2 Ra8 25.Nh6 Qd7 26.Bd2 f5 27.c4 Nf6 28.Nxf7+ Qxf7 29.Bf4 c5 30.d5 Nh5 31.Bd2 f4 32.Qg4 Kg8 33.Rad1 c6 34.dxc6 Qxc4 35.Bxf4 Nf6 36.Qg5 Re6 37.c7 1-0
2022.07.13 Najdorf Mem Open A 2022
1270506 Iwanczuk, Krzysztof (1947) Bojczewski, Mateusz (1735) 1/2-1/2
1.e4 c6 2.d4 d5 3.e5 Bf5 4.Nd2 e6 5.Nb3 Nd7 6.Nf3 Qc7 7.Be2 h6 8.O-O c5 9.dxc5 Ne7 10.c4 dxc4 11.Bxc4 Nxe5 12.Nxe5 Qxe5 13.Re1 Qc7 14.Bb5+ Nc6 15.Nd4 O-O-O 16.Bxc6 bxc6 17.Qa4 Bxc5 18.Nxc6 Rd6 19.Ne5 f6 20.Nc4 Rc6 21.Be3 Bc2 22.b3 Bxe3 23.Nxe3 Rd8 24.Nxc2 Rxc2 25.Qa6+ Kb8 26.Qxe6 Qf4 27.Re2 Rdd2 28.Qe8+ Kc7 29.Qe7+ Kb8 30.Qe8+ Kc7 31.Qf7+ Kb6 32.Re6+ Rd6 33.Rxd6+ Qxd6 34.Qxg7 Rxf2 35.Qg3 Qxg3 36.hxg3 Rf5 37.Rf1 Rxf1+ 38.Kxf1 Kc5 39.Ke2 Kb4 40.Kd3 Ka3 41.Kc4 Kxa2 42.b4 Ka3 43.b5 Ka4 44.g4 Ka5 45.Kc5 Ka4 46.b6 axb6+ 47.Kxb6 Kb4 48.Kc6 Kc4 49.Kd6 Kd4 50.Ke6 Ke4 51.Kxf6 Kf4 52.Kg6 Kxg4 53.Kxh6 Kg3 54.Kg5 Kxg2 1/2-1/2
2022.07.12 Najdorf Mem Open A 2022
1270482 Mazur, Maciej (1757) Iwanczuk, Krzysztof (1947) 0-1
1.e4 c5 2.Nf3 d6 3.Bb5+ Nd7 4.c4 Nf6 5.Nc3 g6 6.d4 cxd4 7.Nxd4 Bg7 8.O-O O-O 9.Bxd7 Bxd7 10.Be3 Rc8 11.b3 Ng4 12.Qd2 Nxe3 13.Qxe3 Qa5 14.a4 Rfe8 15.h3 a6 16.Rfd1 e6 17.Qd2 Bc6 18.Nxc6 bxc6 19.Rac1 d5 20.Nb1 Qb6 21.cxd5 cxd5 22.Rxc8 Rxc8 23.exd5 Qxb3 24.dxe6 Qxe6 25.Qa5 Bf8 26.Re1 Qf6 27.Qd5 Rc2 28.Nd2 Qc3 29.Nf3 Bc5 30.Re8+ Kg7 31.Qe5+ Qxe5 32.Nxe5 Rxf2 33.Rc8 0-1
2022.07.11 Najdorf Mem Open A 2022
1270429 Iwanczuk, Krzysztof (1947) Dalkowski, Rafal (2120) 0-1
1.e4 c6 2.d4 d5 3.e5 Bf5 4.h4 h5 5.Bd3 Bxd3 6.Qxd3 e6 7.Nf3 Ne7 8.Bg5 Nd7 9.Nbd2 Qc7 10.c4 O-O-O 11.O-O f6 12.Bf4 dxc4 13.Qxc4 Nd5 14.Bh2 f5 15.Ng5 N7b6 16.Qc2 Qd7 17.Nb3 Kb8 18.Rfd1 Na8 19.Rac1 Nac7 20.Nc5 Qe8 21.Qa4 Rc8 22.Rd3 b6 23.Rb3 Ka8 24.Nd3 Kb7 25.Nc5+ Ka8 26.Nd3 Kb7 27.Qc4 Be7 28.Nc5+ Bxc5 29.dxc5 b5 30.a4 Nb6 31.Qb4 Nbd5 32.Qa5 a6 33.Nf3 Rg8 34.Nd2 Ka7 35.axb5 cxb5 36.Nf3 b4 37.c6 Nb5 38.Nd4 Nxd4 39.Qc5+ Ka8 40.Qxd4 Rxc6 41.Ra1 Qc8 42.Bf4 Rc4 43.Qd3 Nxf4 0-1
2022.07.09 Najdorf Mem Open A 2022
1276645 GM Golubka, P (2378) Iwanczuk, Krzysztof (1947) 1-0
1.e4 c5 2.a3 g6 3.Nf3 Bg7 4.d4 cxd4 5.Nxd4 Nf6 6.Nc3 d6 7.Bd3 Nc6 8.Nde2 O-O 9.O-O d5 10.exd5 Nxd5 11.Bd2 e5 12.Re1 h6 13.Nxd5 Qxd5 14.Nc3 Qd8 15.Be3 Be6 16.Qd2 Kh7 17.Rad1 f5 18.f3 Qf6 19.Qe2 Rac8 20.Nb5 b6 21.Nd6 Rcd8 22.Bb5 Ne7 23.c4 Bg8 24.Nb7 Rb8 25.Ba6 Qc6 26.Rd6 Qc7 27.Red1 Bxc4 28.Bxc4 Rxb7 29.Ba6 Nc8 30.R6d2 Rb8 31.Rd7 Qc6 32.Bb5 Qf6 33.f4 Rf7 34.fxe5 Qe6 35.Qc4 Rxd7 36.Rxd7 Qxc4 37.Bxc4 b5 38.Bb3 g5 39.Bd4 Nb6 40.Rxa7 Kh8 41.Kf1 Nc4 42.Bxc4 bxc4 43.Rc7 1-0
2020.03.13 ch-POL U18 2020
1998411 Iwanczuk, Krzysztof (1887) Piekielny, Pawel (2104) 1/2-1/2
1.d4 Nf6 2.Bf4 e6 3.e3 c5 4.Nf3 Nc6 5.c3 d5 6.Nbd2 Bd6 7.Bg3 O-O 8.Bd3 Re8 9.Qe2 e5 10.dxc5 Bxc5 11.e4 d4 12.O-O Bg4 13.h3 Bxf3 14.Qxf3 dxc3 15.bxc3 Nd7 16.Bc4 Qf6 17.Qg4 Nb6 18.Bd5 Rac8 19.Nf3 Nxd5 20.exd5 Na5 21.Bxe5 Qg6 22.Qxg6 hxg6 23.Rfe1 f6 24.Bg3 Red8 25.Rad1 Bd6 26.Bxd6 Rxd6 27.Re6 Rd7 28.Rd3 Rc5 29.d6 Rc6 30.Nh4 Kh7 31.Rg3 Rdxd6 32.Rxd6 Rxd6 33.Nxg6 Rd1+ 34.Kh2 Rd2 35.Nf8+ Kh8 36.f4 Rxa2 37.Rd3 Kg8 38.Ng6 Kf7 39.f5 Rf2 40.Rd5 Nc6 41.Kg1 Rb2 42.Rd7+ Ke8 43.Rxg7 a5 44.h4 a4 45.h5 a3 46.h6 a2 47.Rg8+ Kd7 48.Ra8 Rb1+ 49.Kh2 a1=Q 50.Rxa1 Rxa1 51.Nf8+ Ke7 52.h7 Ra8 53.h8=Q Rxf8 54.Qh4 Rf7 55.Qe4+ Kf8 56.g4 Kg7 57.Kg3 Ne7 58.Qe6 Ng8 59.g5 fxg5 60.Qg6+ Kf8 61.Qd6+ Kg7 62.Qg6+ Kf8 63.Kg4 Ne7 64.Qh6+ Ke8 65.f6 Nd5 66.Kxg5 Nxf6 67.Qh8+ Ke7 68.Qc8 Ne4+ 69.Kg4 Nd6 70.Qc5 b5 71.Qe5+ Kd7 72.Qd5 Rf5 73.Qxf5+ Nxf5 74.Kxf5 Kd6 75.Ke4 Kc5 76.Kd3 Kd5 77.Kc2 Kc4 78.Kb2 Kd3 79.Kb3 Kd2 80.c4 bxc4+ 81.Kxc4 1/2-1/2
2020.03.13 ch-POL U18 2020
1998432 Derylo, Kamil (2083) Iwanczuk, Krzysztof (1887) 1-0
1.Nf3 Nf6 2.c4 g6 3.d4 Bg7 4.e3 O-O 5.Be2 c5 6.d5 e6 7.Nc3 exd5 8.cxd5 d6 9.O-O Re8 10.Nd2 Na6 11.e4 Nc7 12.a4 Rb8 13.f3 b6 14.Nc4 a6 15.Bf4 Bf8 16.Qd2 b5 17.axb5 axb5 18.e5 bxc4 19.exf6 Qxf6 20.Bxc4 Rb4 21.b3 Bg7 22.Rac1 Ba6 23.Ne4 Qd4+ 24.Rf2 Bxc4 25.bxc4 Rxc4 26.Rxc4 Qxc4 27.Nxd6 Qxf4 28.Nxe8 Qxd2 29.Rxd2 Nxe8 30.d6 Bf6 31.d7 Nc7 32.d8=Q+ Bxd8 33.Rxd8+ Kg7 34.Kf2 Kf6 35.g4 Ne6 36.Ra8 h5 37.gxh5 gxh5 38.Ke3 Ke5 39.Rh8 Nf4 40.Re8+ Ne6 41.h3 Kf5 42.Rg8 Nf4 43.Rc8 Ne6 44.f4 Kg6 45.Ke4 f5+ 46.Ke5 Nd4 47.Rxc5 Nf3+ 48.Ke6 h4 49.Rc3 Nd4+ 50.Ke5 Ne2 51.Rc6+ Kh5 52.Rf6 Ng3 53.Rxf5+ 1-0
2020.03.12 ch-POL U18 2020
1998392 Dzwierzynski, Bartosz (1944) Iwanczuk, Krzysztof (1887) 1/2-1/2
1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Qb3 dxc4 6.Qxc4 Nc6 7.e4 Bg4 8.Be3 O-O 9.Be2 Bxf3 10.Bxf3 e5 11.d5 Nd4 12.Ne2 Re8 13.O-O-O c5 14.dxc6 Rc8 15.Kb1 Rxc6 16.Qa4 Ra6 17.Qb4 Rb6 18.Qd2 Qe7 19.Nxd4 exd4 20.Bxd4 Nxe4 21.Qe3 Bxd4 22.Qxd4 Rb4 23.Qe3 Qe5 24.Qa3 Nc3+ 25.Ka1 Nxd1 26.Qxb4 Nxf2 27.Rf1 Nd3 28.Qd2 Nc5 29.h3 Re7 30.Rd1 a5 31.Qc2 a4 32.Rd5 Qe1+ 33.Rd1 Qb4 34.Qc3 Qxc3 35.bxc3 a3 36.Kb1 Re3 37.Kc2 b6 38.Rb1 Re6 39.c4 Kg7 40.Kc3 Re3+ 41.Kb4 Kf6 42.Kb5 Rc3 43.Kb4 Rd3 44.Rd1 Rxd1 45.Bxd1 Ke5 46.Kxa3 Na6 47.Ka4 Nc7 48.Kb4 Kd4 49.a4 f5 50.Bc2 h5 51.Bd1 h4 52.Bf3 g5 53.Bb7 g4 54.hxg4 fxg4 55.Bc8 h3 56.gxh3 g3 57.Bb7 Na6+ 58.Kb5 Nc5 59.Bg2 Nxa4 60.h4 Nb2 61.h5 Ke5 1/2-1/2
2020.03.11 ch-POL U18 2020
1998376 Iwanczuk, Krzysztof (1887) Kucharski, Bartlomiej (2050) 1-0
1.e4 e5 2.Bc4 Nf6 3.d4 exd4 4.Nf3 Nxe4 5.Qxd4 Nf6 6.Nc3 Be7 7.Bg5 Nc6 8.Qh4 d6 9.O-O-O Be6 10.Bb5 O-O 11.Bd3 g6 12.Rhe1 h5 13.Bxg6 fxg6 14.Rxe6 Kg7 15.Rde1 Qd7 16.Qf4 Ng8 17.Qe4 Ne5 18.Rxe7+ Nxe7 19.Nxe5 dxe5 20.Qxe5+ Kg8 21.Bxe7 Rf5 22.Qg3 Qc6 23.Bg5 Raf8 24.f3 R8f7 25.h4 Rc5 26.Re4 Kh7 27.Qe1 Rcf5 28.Re8 Qc4 29.Qe2 Qc5 30.Be3 Qb4 31.Ne4 Rd7 32.Bd2 Qb6 33.Ng5+ Rxg5 34.hxg5 1-0
2020.03.10 ch-POL U18 2020
1998353 Musial, Tomasz (2051) Iwanczuk, Krzysztof (1887) 1/2-1/2
1.d4 Nf6 2.c4 g6 3.Nf3 Bg7 4.g3 O-O 5.Bg2 d6 6.O-O Nc6 7.Nc3 a6 8.Qc2 Bf5 9.e4 Bg4 10.Be3 Nd7 11.Rad1 e5 12.d5 Nd4 13.Bxd4 exd4 14.Ne2 Bxf3 15.Bxf3 Ne5 16.Nxd4 c5 17.dxc6 bxc6 18.Bg2 c5 19.Ne2 Rb8 20.b3 Nc6 21.e5 Nxe5 22.Qd2 Re8 23.Nc3 Qf6 24.Ne4 Nf3+ 25.Bxf3 Qxf3 26.Nxd6 Re2 27.Qd5 Qxd5 28.Rxd5 Bd4 29.g4 Rxa2 30.Ne4 Rxb3 31.Nxc5 Bxc5 32.Rxc5 Rc3 33.Kg2 Ra4 34.Rb1 Rcxc4 35.Rxc4 Rxc4 36.Rb8+ Kg7 37.Kg3 Rc1 38.Ra8 Ra1 39.Ra7 a5 40.Ra6 a4 41.h3 a3 42.Kf3 g5 43.Kg2 Kf8 44.Ra7 Ke8 45.Kh2 a2 46.Kg2 Kd8 47.Kh2 Kc8 48.Kg2 Kb8 49.Ra3 Kc7 50.Ra7+ Kb6 51.Ra3 Kc5 52.Ra5+ Kc4 53.Ra8 Kd3 54.Ra3+ Kc2 55.Ra8 Kc3 56.Rc8+ Kd4 57.Ra8 Ke5 58.Ra5+ Kd4 1/2-1/2
2020.03.09 ch-POL U18 2020
1998340 Iwanczuk, Krzysztof (1887) Ossolinski, Ziemowit (1880) 1-0
1.e4 c5 2.Nf3 e6 3.c3 Nf6 4.e5 Nd5 5.d4 cxd4 6.cxd4 d6 7.Bc4 dxe5 8.dxe5 Bb4+ 9.Nbd2 O-O 10.O-O Nc6 11.a3 Ba5 12.b4 Bc7 13.Bb2 Nf4 14.Qc2 Ng6 15.Rfe1 a6 16.g3 Bd7 17.h4 Qb8 18.Qe4 Rd8 19.h5 Nf8 20.Qg4 Be8 21.Ne4 h6 22.Nf6+ Kh8 23.Qf4 b5 24.Ba2 Rd3 25.Ng4 Qa7 26.Nxh6 gxh6 27.Qxh6+ Kg8 28.Qg5+ Kh8 29.h6 Nh7 30.Qg7# 1-0
2020.03.08 ch-POL U18 2020
1998318 Golenia, Wojciech (2050) Iwanczuk, Krzysztof (1887) 1-0
1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.e3 Bg7 5.Nf3 O-O 6.Be2 c5 7.O-O cxd4 8.Nxd4 Nc6 9.cxd5 Nxd5 10.Bf3 Nxc3 11.bxc3 Na5 12.Rb1 e5 13.Nb5 Bf5 14.e4 Be6 15.Ba3 Qxd1 16.Rfxd1 Rfc8 17.Nd6 Rc7 18.Bb4 Nc4 19.Nxc4 Bxc4 20.Bd6 Rd7 21.Bg4 Be6 22.Bxe6 fxe6 23.Ba3 Rad8 24.Rxd7 Rxd7 25.Kf1 Bf8 26.Bxf8 Kxf8 27.Rb5 Rc7 28.Ke1 Ke7 29.Kd2 Kd6 30.Kc2 b6 31.f3 g5 32.Rb1 Rf7 33.Rd1+ Kc7 34.h3 h5 35.Rh1 g4 36.fxg4 hxg4 37.Kd3 Rf2 38.h4 Rxg2 39.Ke3 Rg3+ 40.Kf2 Rf3+ 41.Kg2 Rxc3 42.h5 Kd7 43.h6 Rc8 44.Kg3 Ke7 45.Kxg4 Kf6 46.Kh5 Rg8 47.Rf1+ Ke7 48.h7 Rg2 49.Rh1 1-0
2020.03.07 ch-POL U18 2020
1998294 Iwanczuk, Krzysztof (1887) Polczyk, Mikolaj (2132) 0-1
1.d4 Nf6 2.Bf4 d5 3.e3 c5 4.Nc3 e6 5.Nb5 Na6 6.c3 Be7 7.dxc5 Bxc5 8.Nf3 O-O 9.Bd3 Bd7 10.a4 Be7 11.Nbd4 Nc5 12.Bc2 Nfe4 13.Nd2 f5 14.O-O Nxd2 15.Qxd2 Rc8 16.f3 Bf6 17.Bd6 Re8 18.Bxc5 Rxc5 19.Nb3 Rc8 20.e4 fxe4 21.fxe4 Bc6 22.exd5 Qxd5 23.Qxd5 Bxd5 24.Rfd1 Bg5 25.Nd4 Be3+ 26.Kh1 Rcd8 27.Rd3 Bh6 28.Re1 Bg5 29.Re5 Bf6 30.Re1 a6 31.h3 Bc4 32.Rdd1 e5 33.Bb3 Rxd4 34.Rxd4 Bxb3 35.Rd7 e4 36.Rxb7 Bc2 37.Rd7 e3 38.Re2 Bxa4 39.Rd3 Bg5 40.c4 Rb8 41.h4 Bh6 42.Kh2 Bb3 43.Rd4 Rc8 44.g4 Rxc4 45.Rd8+ Kf7 46.g5 Rxh4+ 47.Kg3 Bxg5 48.Rd7+ Kg6 49.Rxe3 Bxe3 50.Kxh4 Be6 0-1
2019.03.16 ch-POL U18 2019
2419060 Kukula, Karol (1785) Iwanczuk, Krzysztof (1749) 1/2-1/2
1.e4 c6 2.d4 d5 3.exd5 cxd5 4.c4 Nf6 5.Nc3 Nc6 6.Bg5 Be6 7.Bxf6 exf6 8.c5 g6 9.Bb5 Bg7 10.Nge2 O-O 11.O-O Ne7 12.Nf4 b6 13.Qe2 Bd7 14.b4 Nf5 15.Bxd7 Qxd7 16.Rad1 Ne7 17.Rfe1 Rfe8 18.Qb5 Qxb5 19.Nxb5 Nc6 20.Rxe8+ Rxe8 21.Nd6 Rd8 22.b5 Ne7 23.Re1 Bf8 24.Nb7 Rc8 25.c6 Nxc6 26.bxc6 Rxc6 27.Nxd5 Kg7 28.a4 Rc4 29.a5 Rxd4 30.axb6 axb6 31.Nxb6 Rb4 32.Nd7 Rxb7 33.Nxf8 Kxf8 34.g3 f5 35.Kg2 Kg7 36.Ra1 Rb6 37.Ra4 Kf6 38.h4 Rb7 39.Ra6+ Kg7 40.Ra4 f6 41.Rc4 g5 42.Ra4 Kg6 43.Kf3 Rb3+ 44.Kg2 f4 45.hxg5 f3+ 46.Kh2 Rb2 47.gxf6 Rxf2+ 48.Kh3 Kxf6 49.g4 Ke5 50.Kg3 Rf1 51.Rb4 Kf6 1/2-1/2
2019.03.15 ch-POL U18 2019
2419037 Iwanczuk, Krzysztof (1749) Ochowicz, Jakub (1988) 0-1
1.b3 Nf6 2.Bb2 d6 3.e3 Nbd7 4.Nf3 g6 5.Be2 Bg7 6.O-O O-O 7.c4 e5 8.d4 e4 9.Nfd2 Qe7 10.Nc3 Re8 11.b4 Nf8 12.a4 h5 13.b5 Bf5 14.Nb3 Ng4 15.Nd5 Qd8 16.a5 Ne6 17.f3 exf3 18.gxf3 Nh6 19.e4 Bh3 20.Rf2 c6 21.Nb4 Nf4 22.Bf1 cxb5 23.cxb5 Bxf1 24.Qxf1 Qh4 25.Kh1 d5 26.Nc5 dxe4 27.fxe4 Ng4 28.Rc2 Nh3 29.Nd5 Nhf2+ 30.Rxf2 Nxf2+ 31.Kg1 Nxe4 32.Nxe4 Rxe4 33.Nc7 Rd8 34.b6 axb6 35.axb6 Qg4+ 36.Kh1 Re2 37.Bc3 Qe4+ 38.Kg1 Qe3+ 0-1
2019.03.14 ch-POL U18 2019
2419016 Iwanczuk, Krzysztof (1749) Marczak, Szymon (1931) 1/2-1/2
1.c4 e6 2.Nf3 c5 3.Nc3 Nf6 4.g3 b6 5.Bg2 Bb7 6.O-O Be7 7.b3 Nc6 8.Bb2 O-O 9.e3 d5 10.cxd5 Nxd5 11.Nxd5 Qxd5 12.Ne5 Qd6 13.Nxc6 Bxc6 14.Qg4 g6 15.Bxc6 Qxc6 16.d4 Bf6 17.Ba3 Qb5 18.Rfd1 Rfd8 19.Bb2 Rac8 20.Rab1 cxd4 21.Bxd4 Bxd4 22.Rxd4 Rxd4 23.Qxd4 Rc2 24.a4 Qf5 25.Rf1 Qd5 26.Qxd5 exd5 27.Rd1 Rc5 28.b4 Rc4 29.Rxd5 Rxb4 30.a5 Rc4 31.axb6 axb6 32.Rd8+ Kg7 33.Rb8 Rb4 34.Kg2 h5 35.h4 Rb2 36.Kf3 b5 37.e4 b4 38.Rb6 b3 39.Kg2 Rb1 40.e5 b2 41.Kh2 Kf8 42.Kg2 Ke7 43.Kh2 Kd7 44.Kg2 Kc7 45.Rb3 Kc6 46.f4 Kd5 47.Rb8 Ke4 48.Rb7 Ke3 49.Rb8 Kd4 50.Rd8+ Ke4 51.Rb8 Kf5 52.Rb6 Kg4 53.Kh2 Kf3 1/2-1/2
2019.03.13 ch-POL U18 2019
2418996 Kaminski, Maciej (1796) Iwanczuk, Krzysztof (1749) 0-1
1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 Na6 7.O-O e5 8.d5 Nc5 9.Qc2 a5 10.Be3 b6 11.a3 Ng4 12.Bg5 f6 13.Bh4 g5 14.b4 Na6 15.b5 Nc5 16.Bg3 f5 17.h3 Nh6 18.Nd2 f4 19.Bh2 g4 20.hxg4 Bxg4 21.f3 Bd7 22.Rfd1 Qh4 23.Nf1 Rf6 24.g3 Qh3 25.Rd2 Nf7 26.Nd1 fxg3 27.Bxg3 Rg6 28.Kf2 Rxg3 29.Nxg3 Qh2+ 30.Ke1 Qxg3+ 31.Nf2 Bh6 32.Rdd1 Ng5 33.Kf1 Nh3 34.Bd3 Qg1+ 0-1
2019.03.12 ch-POL U18 2019
2418975 Iwanczuk, Krzysztof (1749) Burzak, Wojciech (1666) 1-0
1.d4 Nf6 2.Bf4 g6 3.Nc3 Bg7 4.e4 d6 5.Qd2 c6 6.f3 b5 7.Bh6 Bxh6 8.Qxh6 Nbd7 9.O-O-O b4 10.Nb1 Qa5 11.Bc4 d5 12.Bb3 dxe4 13.Qg7 Rf8 14.Nd2 Ba6 15.fxe4 e6 16.e5 Nd5 17.Ne4 Ne3 18.Nd6+ Ke7 19.Qh6 Nf5 20.Nxf5+ gxf5 21.Qh4+ Ke8 22.Nf3 Qd8 23.Qxh7 Be2 24.Rd2 Bxf3 25.gxf3 Qg5 26.h4 Qg3 27.Qh5 Ke7 28.Qg5+ Qxg5 29.hxg5 Nb6 30.Rh7 Rg8 31.f4 a5 32.a4 Rab8 33.Rdh2 Rg6 34.c3 bxc3 35.bxc3 Nd5 36.Bxd5 cxd5 37.Rb2 Rxb2 38.Kxb2 Rg8 39.Kc2 Kf8 40.Kd3 Ke7 41.c4 dxc4+ 42.Kxc4 Rc8+ 43.Kb5 Rc3 44.g6 1-0
2019.03.11 ch-POL U18 2019
2418951 Lis, Mateusz (2156) Iwanczuk, Krzysztof (1749) 1-0
1.e4 c5 2.Nf3 g6 3.d4 cxd4 4.Nxd4 Bg7 5.c4 Nc6 6.Be3 Nf6 7.Nc3 d6 8.Be2 O-O 9.Qd2 Ng4 10.Nxc6 bxc6 11.Bg5 Be6 12.O-O Re8 13.Na4 c5 14.Bxg4 Bxg4 15.Rab1 Bd7 16.Nc3 Rb8 17.Nd5 Bc6 18.Rfe1 Qd7 19.b3 Bxd5 20.Qxd5 Be5 21.Be3 Qg4 22.h3 Qc8 23.f4 Bg7 24.Rf1 Qb7 25.Qd3 Red8 26.f5 e6 27.f6 Bf8 28.Rbd1 d5 29.Bf4 Rbc8 30.exd5 exd5 31.cxd5 Rd7 32.d6 Rcd8 33.Rfe1 Qb6 34.Kh2 h6 35.Re7 Bxe7 36.fxe7 Re8 37.Qc3 Kh7 38.Qe5 Qc6 39.Bg3 a6 40.h4 h5 41.Rf1 Kg8 42.Qf6 Qd5 43.Be5 1-0
2019.03.10 ch-POL U18 2019
2418927 Iwanczuk, Krzysztof (1749) Majocha, Piotr (2028) 0-1
1.d4 Nf6 2.Bf4 e6 3.e3 d5 4.Nf3 c5 5.c3 Nbd7 6.Nbd2 Be7 7.Bd3 O-O 8.h4 b6 9.Ne5 Bb7 10.Qf3 a6 11.g4 Nxe5 12.dxe5 Nd7 13.g5 Qc7 14.Qg3 c4 15.Bxh7+ Kxh7 16.h5 Nc5 17.g6+ Kg8 18.h6 d4 19.hxg7 Bxh1 20.gxf8=Q+ Rxf8 21.g7 Rd8 22.Qh2 Nd3+ 23.Kf1 Kxg7 24.Qg1+ Kf8 25.Qxh1 Ke8 26.Qe4 dxc3 27.bxc3 Nxf4 28.Nxc4 Ng6 29.f4 b5 30.Nd6+ Bxd6 31.exd6 Qxd6 32.f5 Ne5 33.fxe6 Qxe6 34.a4 Qc4+ 35.Qxc4 bxc4 0-1
2019.03.09 ch-POL U18 2019
2418886 Lukasiewicz, Krzysztof (2155) Iwanczuk, Krzysztof (1749) 1-0
1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 e5 7.Nf3 Be7 8.Bg5 Nbd7 9.a4 h6 10.Bxf6 Nxf6 11.Nd2 Be6 12.O-O Rc8 13.Re1 d5 14.exd5 Nxd5 15.Nxd5 Bxd5 16.Bg4 Rc7 17.Rxe5 O-O 18.c3 Bf6 19.Re1 b5 20.axb5 axb5 21.Ne4 Bxe4 22.Rxe4 Qxd1+ 23.Bxd1 Rd8 24.Rb4 Rc5 25.Be2 Rdd5 26.Kf1 Bd8 27.Ra8 Kh7 28.Rb8 Bc7 29.R8xb5 Rxb5 30.Rxb5 Rxb5 31.Bxb5 Kg6 32.Be8 Kf6 33.h3 Ke7 34.Ba4 Kd6 35.Ke2 Bb6 36.b4 g5 37.c4 Bd4 38.c5+ Kd5 39.Kd3 Bxf2 40.Bb3+ Kc6 41.Kc4 f5 42.Bc2 g4 43.Bxf5 gxh3 44.Bxh3 h5 45.b5+ Kb7 46.Bf5 Bg3 47.Be4+ Kb8 48.b6 h4 49.Bf5 Bf2 50.Kb5 Be3 51.c6 Bf4 52.c7+ Bxc7 53.bxc7+ Kxc7 54.Kc5 1-0
2019.03.09 ch-POL U18 2019
2418910 Paliwoda, Borys (1974) Iwanczuk, Krzysztof (1749) 1/2-1/2
1.e4 c5 2.Nf3 g6 3.d4 cxd4 4.Nxd4 Bg7 5.c4 Nc6 6.Be3 Nf6 7.Nc3 d6 8.f3 O-O 9.Be2 Bd7 10.Nb3 Rc8 11.Rc1 Ne5 12.Nd2 Qa5 13.h3 Be6 14.b3 Nh5 15.Ndb1 Ng3 16.Rg1 a6 17.Kf2 Nxe2 18.Qxe2 f5 19.Nd5 Bxd5 20.exd5 f4 21.Bd2 Qxa2 22.Rgd1 Qxb3 23.Rc3 Qb6+ 24.Kf1 g5 25.Na3 Ng6 26.Rb1 Qc7 27.Rcb3 Rb8 28.Qf2 Ne5 29.Qb6 Qd7 30.Bc3 Qf5 31.Bxe5 Bxe5 32.Qc7 Bf6 33.Ke2 Qe5+ 34.Kf1 b5 35.Qc6 Rbc8 36.Qxa6 bxc4 37.Nxc4 Qxd5 38.Nb6 Qc6 39.Qa2 Kg7 40.Nxc8 Rxc8 41.Qe2 Qc4 42.Qxc4 Rxc4 43.Rd3 Bd4 44.Ke2 Be3 45.Rb2 Bd4 46.Ra2 Kg6 47.Rb3 Rc1 48.Kd3 Bc5 49.Re2 e5 50.Rb7 Ra1 51.Rc2 h5 52.Rb8 Ra7 53.Ke4 Ra4+ 54.Kd5 Kf7 55.Rcb2 Rd4+ 56.Kc6 e4 57.R2b7+ Kg6 58.Rg8+ Kf6 59.Rf8+ Kg6 60.Rbf7 exf3 61.gxf3 Rd3 62.Rf6+ Kg7 63.R8f7+ Kg8 64.Rb7 Rxf3 65.Rg6+ Kh8 66.Rh6+ Kg8 67.Rg6+ Kf8 68.Rgg7 Re3 69.Rgf7+ Kg8 70.Rg7+ Kf8 71.Rgf7+ 1/2-1/2
2017.12.16 European Rapid 2017
2645356 GM Aleksandrov, A (2589) Iwanczuk, Krzysztof (1655) 0-1
1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.h3 O-O 6.Be3 e5 7.d5 a5 8.Nf3 Na6 9.g4 Nd7 10.Rg1 Ndc5 11.h4 c6 12.h5 cxd5 13.cxd5 Bd7 14.a4 Qb6 15.Bb5 Bxb5 16.Nxb5 Nb4 17.Kf1 Rac8 18.Nd2 Qd8 19.b3 Qe7 20.Na7 Rc7 21.Nb5 Rcc8 22.Rc1 Ncd3 23.Rxc8 Rxc8 24.Nc4 Rd8 25.Nxa5 Nf4 26.Rg3 Qh4 27.Kg1 Nh3+ 28.Kg2 Nf4+ 29.Bxf4 exf4 30.Rh3 Qe7 31.Qf3 g5 32.Rh1 Rc8 33.Nc4 Be5 34.Rd1 h6 35.Qe2 Na6 36.Rc1 Nc5 37.Nxe5 Qxe5 38.b4 Qd4 39.Nxd6 Rd8 40.bxc5 Qxa4 41.Nxb7 Re8 42.Nd6 Rd8 43.c6 Qa3 44.c7 Qxd6 45.c8=Q 0-1
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