WORLDBASE

WORLDBASE Players FM Ortiz Menacho, Sebastian Alonso

Stockfish
GameID: 0
FIDE Country B-Year Gender Standard Rapid Blitz
3859088 PER 2009 M 2049 1966 2110
80 games
2026.07.23 3rd 3-0 Thu 23rd Jul 2026
3493663 Chen, Yidong (2117) FM Ortiz Menacho, Sebastian Alonso (2049) 1-0
1.e4 c5 2.Nf3 Nc6 3.Bb5 g6 4.O-O Bg7 5.c3 Nf6 6.Re1 O-O 7.d4 d5 8.e5 Ne4 9.Nbd2 Qb6 10.Bxc6 Qxc6 11.Nxe4 dxe4 12.d5 Qa6 13.Rxe4 Bf5 14.Re1 Rad8 15.Bf4 Qc4 16.Bg3 Rxd5 17.Qb3 Qxb3 18.axb3 a6 19.h3 Rfd8 20.Kh2 Bc2 21.Ra3 Rd1 22.b4 cxb4 23.cxb4 Rxe1 24.Nxe1 Be4 25.Re3 Bc6 26.Nf3 Bh6 27.Rb3 Ba4 28.Rc3 Bc6 29.e6 f6 30.Bc7 Rd1 31.Bb6 Bc1 32.Rc2 Kg7 33.Be3 Bxe3 34.fxe3 Rd6 35.Nd4 f5 36.Kg3 Kf6 37.Kf2 Bd5 38.Rc8 Bxe6 39.Nxe6 Kxe6 40.Rh8 Rd2+ 41.Kf3 Rxb2 42.Rxh7 Rxb4 43.Rg7 Kf6 44.Rg8 a5 45.Ra8 a4 46.Ra6+ b6 47.g4 e6 48.gxf5 exf5 49.h4 Ke5 50.Ra8 Rxh4 51.Re8+ Kf6 52.Rf8+ Kg7 53.Rb8 Rb4 54.Rb7+ Kh6 55.Ra7 b5 56.Kg3 Rb3 57.Kf3 a3 58.Kf2 b4 59.Kf3 Rb2 60.Ra8 a2 61.Rh8+ Kg7 62.Ra8 b3 63.Ra4 Rb1 64.Ra7+ 1-0
2026.07.23 2nd 3-0 Thu 23rd Jul 2026
3493417 Chen, Yidong (2117) FM Ortiz Menacho, Sebastian Alonso (2049) 1/2-1/2
1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Nf3 c5 8.Bb5+ Nc6 9.Bxc6+ bxc6 10.O-O cxd4 11.cxd4 Bg4 12.Be3 O-O 13.Rc1 Bxf3 14.gxf3 Qa5 15.Qe2 Rfd8 16.Rc5 Qb6 17.Rfc1 Bxd4 18.Rxc6 Qa5 19.Ra6 Qe5 20.Rd1 Bxe3 21.Rxd8+ Rxd8 22.Qxe3 Rd1+ 23.Kg2 Qb5 24.Rxa7 Qf1+ 25.Kg3 Qg1+ 26.Kh3 Qf1+ 27.Kg3 Qc4 28.Kg2 Qf1+ 29.Kg3 1/2-1/2
2026.07.23 2nd 3-0 Thu 23rd Jul 2026
3493163 FM Ortiz Menacho, Sebastian Alonso (2049) WFM Zhurova, Anna (2283) 0-1
1.e4 e6 2.d4 d5 3.Nd2 h6 4.Ngf3 Nf6 5.e5 Nfd7 6.Bd3 c5 7.c3 Nc6 8.O-O g5 9.dxc5 Bxc5 10.Nb3 Bb6 11.Re1 g4 12.Nfd4 Ncxe5 13.Bf4 Qf6 14.Bg3 h5 15.Bb5 O-O 16.Qe2 Ng6 17.Bxd7 Bxd7 18.Be5 Nxe5 19.Qxe5 Qxe5 20.Rxe5 f6 21.Rxh5 Kg7 22.h3 e5 23.Nf5+ Bxf5 24.Rxf5 gxh3 25.gxh3 Rh8 26.Rf3 Rag8 27.Rg3+ Kf7 28.Kg2 Rxg3+ 29.fxg3 e4 30.Rf1 Ke6 31.g4 Ke5 32.Rf5+ Ke6 33.Nd4+ Bxd4 34.cxd4 Rc8 35.Rf2 Rc4 36.Rd2 f5 0-1
2026.07.23 3rd 3-0 Thu 23rd Jul 2026
3493687 FM Ortiz Menacho, Sebastian Alonso (2049) IM Estrada Nieto, J (2151) 1-0
1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Nf6 5.d4 exd4 6.b4 Bb6 7.e5 d5 8.exf6 dxc4 9.b5 Nb4 10.Qe2+ Be6 11.fxg7 Rg8 12.cxb4 Rxg7 13.O-O Qf6 14.Nbd2 O-O-O 15.Ne4 Qg6 16.Ng3 d3 17.Qe4 f5 18.Qf4 Qf6 19.Be3 Rg4 20.Qe5 Qxe5 21.Nxe5 Rxg3 22.hxg3 d2 23.Bg5 Rd4 24.Nf3 Rd3 25.Rfd1 c3 26.Bxd2 cxd2 27.Rxd2 Rxd2 28.Nxd2 Bd4 29.Re1 1-0
2026.07.23 3rd 3-0 Thu 23rd Jul 2026
3493700 WIM Nguyen Thanh Thuy Tien (1956) FM Ortiz Menacho, Sebastian Alonso (2049) 1-0
1.c4 e5 2.g3 Nc6 3.Bg2 Nf6 4.Nc3 Bc5 5.e3 d6 6.Nge2 a6 7.O-O O-O 8.d4 Ba7 9.h3 h6 10.a3 Ne7 11.b4 Nf5 12.Bb2 exd4 13.exd4 Re8 14.Qd3 c6 15.d5 cxd5 16.Nxd5 Nxd5 17.Bxd5 Rxe2 18.Qxe2 Nxg3 19.Qf3 Nxf1 20.Qxf7+ 1-0
2026.07.23 2nd 3-0 Thu 23rd Jul 2026
3493215 CM Wu, Jonathan (2153) FM Ortiz Menacho, Sebastian Alonso (2049) 1-0
1.e4 c5 2.Nf3 Nc6 3.Bb5 g6 4.Bxc6 bxc6 5.O-O Bg7 6.Re1 Qc7 7.c3 d6 8.h3 Nf6 9.d4 cxd4 10.cxd4 O-O 11.e5 dxe5 12.dxe5 Nd5 13.Nc3 Rd8 14.Qc2 Bf5 15.Nxd5 Rxd5 16.Qc3 Rad8 17.Bf4 Rd3 18.Qc5 Bxh3 19.Rac1 Bd7 20.Qxe7 Re8 21.Qc5 Qb7 22.b3 Rd5 23.Qc3 c5 24.Re3 Bf5 25.Rce1 Qd7 26.Qc4 Be6 27.Qa6 h6 28.Bg3 Qe7 29.Qe2 Red8 30.Qc2 Bf5 31.Qc4 Bd3 32.Qf4 g5 33.Qg4 Bg6 34.e6 f5 35.Qc4 f4 36.R3e2 fxg3 37.fxg3 Bd3 38.Qc1 Bxe2 39.Qe3 Bxf3 40.Qxf3 Bd4+ 41.Kh2 Rf8 42.Qxd5 Rd8 43.Qe4 Rf8 44.Qg6+ Qg7 45.Qh5 Re8 46.Qxe8+ Kh7 47.Qd7 1-0
2026.07.23 3rd 3-0 Thu 23rd Jul 2026
3493745 WFM Nivedita V C (1991) FM Ortiz Menacho, Sebastian Alonso (2049) 0-1
1.Nf3 Nf6 2.g3 g6 3.Bg2 Bg7 4.O-O O-O 5.d4 d5 6.c4 Nc6 7.cxd5 Nxd5 8.Nc3 Nb6 9.d5 Na5 10.e4 c6 11.Qe2 cxd5 12.exd5 e6 13.dxe6 Bxe6 14.Bg5 Qc7 15.Rfd1 Nac4 16.Nd4 Rfe8 17.Bf4 Qc5 18.Nxe6 Rxe6 19.Qc2 Nxb2 20.Qxb2 Qxc3 21.Rac1 Qxb2 22.Bxb7 Rae8 23.Bf3 Be5 24.Be3 Bg7 25.Rc7 Qxa2 26.Rb7 Rxe3 27.fxe3 Bh6 28.Bc6 Bxe3+ 29.Kh1 Rc8 30.Bf3 Qf2 31.Be4 Rc1 32.Rxc1 Bxc1 33.Rc7 Qf1# 0-1
2026.07.23 2nd 3-0 Thu 23rd Jul 2026
3493491 FM Ortiz Menacho, Sebastian Alonso (2049) FM Buchenau, F (2178) 1-0
1.d4 e6 2.c4 Nf6 3.Nc3 Bb4 4.e3 O-O 5.Ne2 c6 6.a3 Ba5 7.Qc2 d5 8.Ng3 Nbd7 9.Bd2 e5 10.dxe5 Nxe5 11.cxd5 Nxd5 12.Nxd5 Qxd5 13.O-O-O Bxd2+ 14.Rxd2 Qa2 15.Qb1 Qxb1+ 16.Kxb1 Be6 17.Be2 c5 18.Rhd1 Rac8 19.Ka1 a6 20.Rd6 c4 21.f4 Ng4 22.Rxe6 Nf2 23.Red6 Nxd1 24.Rxd1 b5 25.Ne4 Rfd8 26.Kb1 Rxd1+ 27.Bxd1 Re8 28.Bf3 f5 29.Nd6 Rxe3 30.Nxf5 Re1+ 31.Kc2 Kf7 32.Nd4 Rf1 33.Kc3 Rf2 34.b3 cxb3 35.Kxb3 Kf6 36.Kb4 g5 37.fxg5+ Kxg5 38.Ka5 Ra2 39.Kb4 Rb2+ 40.Kc3 Rb1 41.Nb3 Kf4 42.Nc5 Rh1 43.Nxa6 Rxh2 44.Nc7 h5 45.Nxb5 h4 46.Bc6 Kg3 47.Kb4 Rxg2 48.Bxg2 Kxg2 49.Nc3 h3 50.Nd1 h2 51.Ne3+ Kg1 52.a4 h1=Q 53.a5 Qe4+ 54.Nc4 Qa8 55.Nb6 Kf2 56.Kb5 Qb7 57.a6 Qa7 58.Nc8 Qb8+ 59.Nb6 Ke3 60.Kc6 Kd4 61.Nd7 1-0
2026.07.23 2nd 3-0 Thu 23rd Jul 2026
3493506 FM Ortiz Menacho, Sebastian Alonso (2049) Alexander, Joshua (1999) 0-1
1.e4 Nf6 2.e5 Nd5 3.c4 Nb6 4.d4 d6 5.Nf3 Bg4 6.exd6 exd6 7.Be3 Be7 8.Nc3 O-O 9.b3 Nc6 10.Be2 Bf6 11.Rc1 h6 12.O-O d5 13.c5 Nc8 14.a3 N8e7 15.b4 Nf5 16.h3 Bxf3 17.Bxf3 Ncxd4 18.Bxd5 c6 19.Be4 Nxe3 20.fxe3 Ne6 21.Qg4 Qd2 22.Ne2 Qxe3+ 23.Kh1 Qg5 24.Qf3 Rad8 25.b5 Nxc5 26.bxc6 Nxe4 27.Qxe4 bxc6 28.Rxc6 Rfe8 29.Qf3 Re3 30.Qf2 Rde8 31.Ng1 Rxa3 32.Nf3 Qf5 33.Rc5 Qf4 34.Nd2 Qxf2 35.Rxf2 Bd4 36.Rf3 Re1+ 0-1
2026.07.23 3rd 3-0 Thu 23rd Jul 2026
3493777 FM Ortiz Menacho, Sebastian Alonso (2049) Ferrara, Enzo (2104) 1-0
1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Bxc3+ 6.bxc3 Ne7 7.Bd3 Qc7 8.Nf3 c4 9.Be2 Bd7 10.O-O Ba4 11.h4 Nbc6 12.h5 h6 13.Bf4 Qa5 14.Qd2 b5 15.g4 g5 16.Bg3 O-O-O 17.Nh2 Rdf8 18.f4 Rhg8 19.fxg5 hxg5 20.Rf6 Nd8 21.Nf3 Nec6 22.Nxg5 Rxg5 23.Qxg5 Qxc3 24.Kh2 Qxa1 25.Qg7 Re8 26.h6 Nxd4 27.Bf1 Bxc2 28.h7 Bxh7 29.Qxh7 c3 30.Bf2 Qa2 31.Kg1 c2 32.Be3 Qb3 33.Qd3 Qxd3 34.Bxd3 N4c6 35.Bxc2 Nxe5 36.Bxa7 Nxg4 37.Rf1 f5 38.Bd3 Kb7 39.Bc5 Kc6 40.Rc1 Rg8 41.Bd4+ Kd7 42.Bxb5+ Ke7 43.Rc7+ Kf8 44.Bc5# 1-0
2026.07.23 2nd 3-0 Thu 23rd Jul 2026
3493013 FM Ortiz Menacho, Sebastian Alonso (2049) WFM Shubenkova, Veronika (2121) 0-1
1.e4 c6 2.d4 d5 3.f3 dxe4 4.fxe4 e5 5.Nf3 exd4 6.Bc4 Be6 7.Bxe6 fxe6 8.O-O Nf6 9.e5 Nd5 10.Nxd4 Bc5 11.Kh1 Bxd4 12.Qxd4 Qe7 13.Nc3 Rf8 14.Bd2 Nd7 15.Ne4 c5 16.Qa4 Nb6 17.Qb5 a6 18.Qb3 c4 19.Qg3 Rxf1+ 20.Rxf1 O-O-O 21.Nd6+ Kb8 22.Rf7 Rf8 23.Qxg7 Rxf7 24.Qxf7 Qh4 25.Qf4 Qh5 26.h3 Qxe5 27.Qxe5 Nxe5 28.Bf4 Ng6 29.Bg3 Ka8 30.Bf2 Na4 31.Nxc4 b5 32.Nb6+ Nxb6 33.Bxb6 Kb7 34.Be3 Ne5 35.Kg1 Nc4 36.Bc1 b4 37.b3 Nb6 38.Kf2 Nd5 39.Bb2 a5 40.Ke2 Kc6 41.g3 Kb5 42.Kd3 a4 43.c4+ bxc3 44.Bxc3 a3 45.Bd4 Nb4+ 46.Ke4 Nxa2 47.g4 Nb4 48.h4 a2 49.h5 Nc2 50.Be5 a1=Q 51.Bxa1 Nxa1 52.g5 Nxb3 53.g6 Nc5+ 54.Kf3 hxg6 55.h6 Nd3 56.h7 Ne5+ 57.Ke4 Nf7 58.Kf4 Kc5 59.Kg4 Nh8 60.Kg5 Kd5 0-1
2026.07.23 2nd 3-0 Thu 23rd Jul 2026
3493029 CM Boutikos, Eleftherios (2189) FM Ortiz Menacho, Sebastian Alonso (2049) 1-0
1.e4 c5 2.Nf3 Nc6 3.Bb5 g6 4.Bxc6 bxc6 5.O-O Bg7 6.Re1 Qc7 7.e5 f6 8.exf6 Nxf6 9.c3 O-O 10.d3 d5 11.Be3 Qd6 12.d4 c4 13.Ne5 c5 14.Nd2 Bf5 15.Ndf3 cxd4 16.Bxd4 Ne4 17.h3 Rab8 18.b3 cxb3 19.axb3 a6 20.c4 dxc4 21.Nxc4 Qd5 22.Bxg7 Qxd1 23.Rexd1 Kxg7 24.Rxa6 Rxb3 25.Ra7 Bxh3 26.Rxe7+ Kh8 27.Rxe4 Bf5 28.Red4 1-0
2026.07.23 3rd 3-0 Thu 23rd Jul 2026
3493546 WIM Potapova, Margarita (2215) FM Ortiz Menacho, Sebastian Alonso (2049) 0-1
1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.Na4 Nb6 6.e4 Bg7 7.Nf3 O-O 8.Be3 Nxa4 9.Qxa4 c5 10.Rd1 Bd7 11.Qa3 cxd4 12.Nxd4 Nc6 13.Nxc6 bxc6 14.Be2 Re8 15.O-O Qc7 16.b3 a5 17.Qc5 Be5 18.f4 Bd6 19.Qc2 Red8 20.Bc4 e6 21.e5 Bf8 22.a4 c5 23.Bf2 Rab8 24.Bh4 Rdc8 25.Bf6 Bc6 26.Qf2 Bd5 27.Rxd5 exd5 28.Bxd5 c4 29.e6 Bc5 30.exf7+ Kf8 31.Bd4 cxb3 32.f5 Bxd4 33.Qxd4 Qc5 34.Qxc5+ Rxc5 35.Be6 b2 36.fxg6 hxg6 37.Ba2 Rc1 38.h4 Rxf1+ 39.Kxf1 b1=Q+ 40.Bxb1 Rxb1+ 41.Kf2 Rb4 0-1
2026.07.23 3rd 3-0 Thu 23rd Jul 2026
3493808 FM Ortiz Menacho, Sebastian Alonso (2049) CM Brown, Akeem (2072) 1-0
1.d4 Nf6 2.c4 e6 3.Nf3 Bb4+ 4.Bd2 Qe7 5.g3 O-O 6.Nc3 d6 7.Bg2 e5 8.dxe5 dxe5 9.O-O Bg4 10.a3 Bxc3 11.Bxc3 Bxf3 12.exf3 Nc6 13.Re1 Qc5 14.Qe2 Rfe8 15.b4 Qf8 16.Qb2 Rad8 17.Bxe5 Nxe5 18.Rxe5 Qd6 19.f4 c6 20.Rae1 h6 21.Qe2 Qd4 22.h3 a6 23.Qe3 Qb2 24.Qc1 Qb3 25.Kh2 Rxe5 26.fxe5 Ne8 27.Re3 Qa4 28.e6 fxe6 29.Qc3 Qd1 30.Rxe6 Qd7 31.Qe3 Nf6 32.Re7 Qc8 33.Qe6+ Qxe6 34.Rxe6 Kf7 35.Re2 Rd3 36.Ra2 Rc3 37.c5 Ke6 38.Kg1 Ke5 39.Re2+ Kd4 40.Re7 Rxa3 41.Rxb7 g5 42.Bxc6 Rb3 43.Kg2 h5 44.Rf7 Ke5 45.Re7+ Kf5 46.Rb7 g4 47.hxg4+ hxg4 48.Rb6 Ke5 49.Bb7 Ne4 50.Bxe4 Kxe4 51.c6 Kd5 52.c7 Rc3 53.Rb7 Kd6 54.Ra7 Kd7 55.Rxa6 Kxc7 56.Rg6 Rc4 57.Rg7+ Kd6 58.b5 Rb4 59.Rg6+ Kc5 60.Rg5+ Kd6 61.Rg6+ Ke7 62.b6 Kf7 63.Rh6 Kg7 64.Rc6 Kf7 65.Rc7+ Ke6 66.b7 Kd6 67.Rh7 Ke5 68.Rh6 Kf5 69.Rh5+ Kg6 70.Rc5 Kg7 71.Rc4 Rxb7 72.Rxg4+ 1-0
2026.07.23 3rd 3-0 Thu 23rd Jul 2026
3493811 FM Deng, Henry (2298) FM Ortiz Menacho, Sebastian Alonso (2049) 1-0
1.Nf3 Nf6 2.b3 g6 3.Bb2 Bg7 4.c4 O-O 5.g3 b6 6.Bg2 Bb7 7.O-O d5 8.cxd5 Bxd5 9.Nc3 Bb7 10.d4 Nbd7 11.Rc1 c5 12.dxc5 Nxc5 13.Qc2 Rc8 14.Rfd1 Qc7 15.b4 Nce4 16.Qb3 Qb8 17.Nxe4 Bxe4 18.h3 Qb7 19.a4 Rxc1 20.Rxc1 Rd8 21.Rd1 Rc8 22.Ng5 Bxg2 23.Qxf7+ Kh8 24.Ne6 Rg8 25.Rd8 1-0
2026.07.23 3rd 3-0 Thu 23rd Jul 2026
3493581 FM Ortiz Menacho, Sebastian Alonso (2049) GM Budisavljevic, Luka (2493) 0-1
1.e4 e6 2.d4 d5 3.Nd2 h6 4.Ngf3 Nf6 5.e5 Nfd7 6.Bd3 c5 7.c3 Nc6 8.O-O g5 9.dxc5 Bxc5 10.Nb3 Bb6 11.Re1 g4 12.Nfd4 Ncxe5 13.Bb5 Bc7 14.Bf4 Qf6 15.Bxe5 Bxe5 16.Qxg4 a6 17.Bd3 Qf4 18.Qh3 h5 19.g3 Qg4 20.Qg2 h4 21.h3 Qg7 22.g4 Qf6 23.Re2 Bc7 24.Rae1 Ne5 25.Bb1 Bd7 26.Nd2 O-O-O 27.N2f3 Nc4 28.g5 Qf4 29.Bd3 e5 30.Bxc4 exd4 31.Bd3 Rdg8 32.cxd4 Kb8 33.Re7 Be6 34.g6 Bd6 35.R7xe6 fxe6 36.Rxe6 Bc7 37.Re1 Rg7 38.b3 Rf8 39.Ne5 Qxd4 40.Nd7+ Rxd7 0-1
2026.07.23 3rd 3-0 Thu 23rd Jul 2026
3493842 FM Ortiz Menacho, Sebastian Alonso (2049) FM Garcia Correa, J (2103) 1-0
1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Qf6 5.d3 h6 6.a4 a5 7.h3 Nge7 8.Nbd2 d6 9.Nf1 Ng6 10.Ng3 O-O 11.O-O Ba7 12.Be3 Be6 13.Bb5 Nd8 14.d4 c6 15.Bd3 Qe7 16.Nf5 Qc7 17.Qd2 Bxf5 18.exf5 exd4 19.cxd4 Ne7 20.f6 Nd5 21.fxg7 Re8 22.Bxh6 Ne6 23.Ng5 Nxg7 24.Bh7+ Kf8 25.Rfe1 Nf6 26.Bc2 Ng8 27.Nh7# 1-0
2026.07.23 2nd 3-0 Thu 23rd Jul 2026
3493370 CM Klys, Kacper (2178) FM Ortiz Menacho, Sebastian Alonso (2049) 1-0
1.Nc3 d5 2.Nf3 Nf6 3.e3 g6 4.a4 Bg7 5.a5 a6 6.d4 O-O 7.Bd3 Nbd7 8.h3 c5 9.b3 Qc7 10.Bb2 Rb8 11.O-O b5 12.axb6 Rxb6 13.Na4 Rc6 14.dxc5 Nxc5 15.Be5 Qd8 16.Nxc5 Rxc5 17.Bxa6 Bxa6 18.Rxa6 Qc8 19.Ra2 Rd8 20.Bd4 Rb5 21.Qd3 Qc6 22.c4 dxc4 23.bxc4 Rh5 24.Qe2 Rc8 25.c5 Qd5 26.Rc2 e5 27.Bb2 Rxc5 28.Rxc5 Qxc5 29.Rc1 Qb6 30.Rc8+ Bf8 31.Bxe5 Nd7 32.Bd4 Qb1+ 33.Qe1 Qb7 34.Rc1 Rb5 35.Ba1 h6 36.Qc3 f6 37.Qc4+ Qd5 38.Qxd5+ Rxd5 39.Nd4 Kf7 40.Bc3 Bd6 41.f3 Bg3 42.e4 Rc5 43.Ne2 Bd6 44.Bd2 Rxc1+ 45.Nxc1 Bc5+ 46.Kf1 Ke6 47.Nd3 Bd4 48.Bxh6 g5 49.h4 Kf7 50.hxg5 Kg6 51.Nf4+ Kh7 52.Ne6 Be5 53.Nf8+ Kg8 54.Nxd7 1-0
2026.07.23 2nd 3-0 Thu 23rd Jul 2026
3493116 WFM Novikova, Galina (2009) FM Ortiz Menacho, Sebastian Alonso (2049) 0-1
1.d4 Nf6 2.Nc3 d5 3.Bf4 g6 4.Qd2 c5 5.e3 Nc6 6.O-O-O cxd4 7.exd4 Bg7 8.Bh6 O-O 9.Bxg7 Kxg7 10.f3 Qa5 11.h4 Kg8 12.h5 Bd7 13.hxg6 fxg6 14.g4 Rac8 15.g5 Nh5 16.Bb5 a6 17.Ba4 b5 18.Bb3 e6 19.Kb1 Ne7 20.Nxd5 Qxd2 21.Nxe7+ Kf7 22.Rxd2 Kxe7 23.d5 exd5 24.Bxd5 Rf5 25.Nh3 Bc6 26.Re1+ Kf8 27.Bxc6 Rxc6 28.Rd8+ Kg7 29.Rd7+ Rf7 30.Rxf7+ Kxf7 31.b3 Re6 32.Rxe6 Kxe6 33.Kc1 Kf5 34.Kd2 Nf4 35.Nf2 Kxg5 36.a4 bxa4 37.bxa4 h5 38.a5 Kf5 39.Ke3 h4 40.Ne4 h3 41.c4 g5 42.c5 Nd5+ 43.Kf2 Kf4 44.c6 g4 45.Nc3 g3+ 46.Ke1 Nxc3 47.c7 h2 48.c8=Q h1=Q+ 49.Kd2 Qd1+ 50.Kxc3 Qc1+ 51.Kb4 Qxc8 52.Ka4 g2 53.Kb4 g1=Q 54.Ka4 Qd4+ 55.Kb3 Qcc3+ 56.Ka2 Qdd2+ 57.Kb1 Qcc1# 0-1
2026.07.23 3rd 3-0 Thu 23rd Jul 2026
3493630 Nasir, Zehn (2076) FM Ortiz Menacho, Sebastian Alonso (2049) 1-0
1.d4 Nf6 2.Bf4 g6 3.Nc3 d5 4.h4 Bg7 5.e3 O-O 6.h5 c5 7.hxg6 fxg6 8.Qd2 Nc6 9.Nf3 cxd4 10.exd4 Ne4 11.Nxe4 dxe4 12.Ng5 Qxd4 13.Qxd4 Bxd4 14.Bc4+ e6 15.Nxe6 Bxe6 16.Bxe6+ Kh8 17.Be3 Bxb2 18.Rb1 Bc3+ 19.Ke2 Nd4+ 20.Bxd4+ Bxd4 21.Rhf1 b6 22.Bd5 Rae8 23.Rb4 Bc5 24.Rxe4 Rd8 25.c4 Rd6 26.f3 b5 27.Rc1 Rfd8 28.Rc2 Bb4 29.cxb5 Ba5 30.Bc6 Rd2+ 31.Rxd2 Rxd2+ 32.Kf1 Bb6 33.a4 Rf2+ 34.Ke1 Rxg2 35.Re7 Ra2 36.Re4 Kg7 37.Rc4 h5 38.Re4 h4 39.Bd5 Ra1+ 40.Kd2 h3 41.Rh4 Rb1 42.Rxh3 Rb2+ 43.Kd3 Ra2 44.Bxa2 Kf6 45.Bb3 Bc5 46.Rh1 Bb6 47.Rc1 g5 48.Rc6+ Kf5 49.Rxb6 axb6 50.Ke2 Kf4 51.Kf2 g4 52.fxg4 Kxg4 53.Ke3 Kf5 54.Kd3 Ke5 55.Kc4 Kd6 56.Kb4 Kc7 57.a5 Kb7 58.a6+ Ka7 59.Kc4 Kb8 60.Kd5 Ka7 61.Kc6 Kb8 62.Kxb6 Kc8 63.Ka7 Kd8 64.b6 Ke7 65.b7 Kd6 66.b8=Q+ Kc5 67.Qb7 Kd4 68.Kb8 Kc3 69.a7 Kb2 70.Ba4+ Kc3 71.Bb5 Kd2 72.Bc6 Kc1 73.Bd7 Kd2 74.a8=Q Ke3 75.Ka7 Kf4 76.Qac8 Kg5 77.Qbc7 Kg6 78.Q7d8 Kh6 79.Bc6 Kg6 80.Bb7 Kg7 81.Qdd7+ Kh6 82.Qcc6+ Kg5 83.Qdd5+ Kh4 84.Qcc4+ Kg3 85.Qdd3+ Kh2 86.Qcc2+ Kg1 87.Qdd1# 1-0
2026.06.04 3rd 3-0 Thu 4th Jun 2026
2290435 WFM Nivedita V C (2019) FM Ortiz Menacho, Sebastian Alonso (2015) 1-0
1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 c5 7.Nf3 Bg7 8.Be2 Nc6 9.e5 O-O 10.O-O cxd4 11.cxd4 Bg4 12.Be3 Nb4 13.Qb3 Nd5 14.Qxb7 Rb8 15.Qxa7 Rb2 16.Rfe1 Nxe3 17.fxe3 Bh6 18.Kf2 f6 19.Qa3 Qb6 20.Kg1 fxe5 21.Bc4+ Kh8 22.Nxe5 Qb7 23.Bd5 Bxe3+ 24.Rxe3 Rb1+ 25.Re1 Rxe1+ 26.Rxe1 Qxd5 27.Nxg4 Qxd4+ 28.Ne3 Qd2 29.Qc1 Qf2+ 30.Kh1 Qxa2 31.Qc3+ Kg8 32.Qc4+ Qxc4 33.Nxc4 Kf7 34.h3 Rc8 35.Ne5+ Kg7 36.Rf1 Rc7 37.Ng4 h5 38.Ne5 e6 39.Kh2 g5 40.Nf3 Kg6 41.Ne5+ Kg7 42.Rd1 Kf6 43.Nd3 Ra7 44.Rf1+ Kg6 45.Nc5 Kg7 46.Nxe6+ Kg6 47.Rf8 Ra2 48.Rg8+ Kf7 49.Rxg5 Kxe6 50.Rxh5 Kf6 51.Rh4 Ra1 52.Rg4 Rb1 53.Rg3 Rb7 54.h4 Kf5 55.Kh3 Rh7 56.Rg5+ Kf4 57.Ra5 Rc7 58.g3+ Ke3 59.h5 Kf2 60.Rf5+ Ke3 61.Kg4 Rc4+ 62.Kg5 Ke4 63.Rf4+ Kd5 64.Rxc4 Kxc4 65.h6 1-0
2026.06.04 3rd 3-0 Thu 4th Jun 2026
2290183 Lai, Duc Minh (2131) FM Ortiz Menacho, Sebastian Alonso (2015) 1-0
1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Qb3 dxc4 5.Qxc4 Bg7 6.e4 O-O 7.Be2 Nc6 8.Be3 e5 9.Nf3 exd4 10.Nxd4 Nxd4 11.Qxd4 Qe7 12.O-O Ng4 13.Qc5 Qh4 14.Bxg4 Bxg4 15.Qxc7 Rfe8 16.Qg3 Qxg3 17.hxg3 Bxc3 18.bxc3 Rxe4 19.Rab1 b6 20.Rb4 Bf5 21.Rd1 Rae8 22.Rd5 Rxb4 23.cxb4 Be6 24.Rd2 Rc8 25.a3 Kg7 26.f3 f6 27.Rd6 Kf7 28.Rd3 h5 29.Kf2 Rc2+ 30.Bd2 Rc8 31.Ke3 Bf5 32.Rd4 Re8+ 33.Kf2 Ke6 34.g4 hxg4 35.fxg4 Bb1 36.Bc3 Kf7 37.Rd7+ Re7 38.Rd6 Re6 39.Rd1 Ba2 40.Rd8 Re7 41.Rh8 Ke6 42.Rg8 Kf7 43.Ra8 Bd5 44.Rd8 Be6 45.Rd4 Rc7 46.Bd2 Rc4 47.Rd6 Rxg4 48.Be3 Rc4 49.Rd3 Rc2+ 50.Bd2 Rc7 51.Be3 Rd7 52.Rc3 g5 53.a4 Re7 54.b5 Kg6 55.Ra3 f5 56.a5 f4 57.Bd4 Bc4 58.axb6 axb6 59.Ra6 Bxb5 60.Rxb6+ Kf5 61.Rxb5+ Kg4 62.Bf6 Re6 63.Bxg5 Ra6 64.Bf6 Ra2+ 65.Kg1 f3 66.Rb4+ Kg3 67.Be5# 1-0
2026.06.04 3rd 3-0 Thu 4th Jun 2026
2290200 FM Ortiz Menacho, Sebastian Alonso (2015) CM Zhang, Daniel (1994) 0-1
1.e4 g6 2.d4 Bg7 3.c4 Nc6 4.d5 Nd4 5.Nc3 c5 6.Nge2 e5 7.Be3 d6 8.Qd2 h6 9.f3 f5 10.O-O-O Bd7 11.Kb1 b5 12.cxb5 a6 13.bxa6 Qb6 14.Nc1 Nf6 15.Bc4 g5 16.Ka1 Ke7 17.h4 f4 18.Bf2 g4 19.fxg4 Nxg4 20.g3 f3 21.Rhf1 Rhb8 22.Nd3 Bb5 23.Nxb5 Nxb5 24.Bxc5 dxc5 25.Rxf3 Nd4 26.Rff1 Rf8 27.Nc1 Qb4 28.Qe3 Nxe3 0-1
2026.06.04 3rd 3-0 Thu 4th Jun 2026
2290220 CM Ardila, Oscar Humberto (1956) FM Ortiz Menacho, Sebastian Alonso (2015) 1-0
1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Bf4 O-O 6.e3 c5 7.Be2 dxc4 8.Bxc4 Qa5 9.O-O a6 10.a4 Rd8 11.Qe2 cxd4 12.exd4 Bf5 13.Qxe7 Nc6 14.Qxf7+ Kh8 15.Ng5 Rf8 16.Qxb7 Bd7 17.d5 Nd4 18.Ne6 Rfb8 19.Bxb8 1-0
2026.06.04 3rd 3-0 Thu 4th Jun 2026
2290303 FM Ortiz Menacho, Sebastian Alonso (2015) FM Silva, Luca (2319) 1-0
1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e5 6.Bb5+ Nbd7 7.Nf5 a6 8.Be2 Nb6 9.Bg5 d5 10.Bxf6 gxf6 11.Ng3 d4 12.Nb1 Be6 13.O-O Rc8 14.c3 Nc4 15.cxd4 Qxd4 16.Qxd4 exd4 17.b3 Ne5 18.f4 d3 19.fxe5 dxe2 20.Nxe2 Bc5+ 21.Kh1 fxe5 22.Nbc3 h5 23.Rac1 Ke7 24.Nd5+ Bxd5 25.exd5 Be3 26.Rce1 Rc2 27.Ng3 Bd4 28.Nf5+ Kd8 29.Nd6 Rg8 30.Nxf7+ Kc8 31.g3 h4 32.Rc1 Rxc1 33.Rxc1+ Kd7 34.Nh6 Rg6 35.Nf5 hxg3 36.hxg3 Rg5 37.Rf1 Bb6 38.Kg2 Bc7 39.d6 Bb6 40.Kh3 Rg6 41.g4 e4 42.Re1 Re6 43.g5 e3 44.Re2 Bc5 45.Kg4 Bxd6 46.Rxe3 Rxe3 47.Nxe3 Be5 48.Nc4 Ba1 49.Kh5 b5 50.Nd2 Kc6 51.g6 Kc5 52.Ne4+ Kb4 53.Kg5 Bg7 54.Nf6 Ka3 55.Ne8 Be5 56.Nf6 Kxa2 57.g7 Bxf6+ 58.Kxf6 Kxb3 59.g8=Q+ Ka3 60.Qa8 b4 61.Ke5 a5 62.Kd4 a4 63.Qg2 b3 64.Kc3 1-0
2026.06.04 3rd 3-0 Thu 4th Jun 2026
2290314 FM Ortiz Menacho, Sebastian Alonso (2015) FM Umarov, Bekhruz (2249) 0-1
1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be3 e5 7.Nb3 Be6 8.f3 h5 9.Qd2 Nbd7 10.Nd5 Bxd5 11.exd5 Rc8 12.c4 b6 13.Be2 a5 14.Rc1 g6 15.O-O Bg7 16.Na1 O-O 17.Nc2 Nc5 18.Na3 Re8 19.Nb5 Qd7 20.b3 Re7 21.Kh1 Rce8 22.Rfe1 e4 23.Nd4 exf3 24.Bxf3 Ng4 25.Bxg4 Qxg4 26.Nc6 Re4 27.Bxc5 bxc5 28.Rxe4 Qxe4 29.Nxa5 Bh6 0-1
2026.06.04 3rd 3-0 Thu 4th Jun 2026
2290361 IM Zilberstein, Dm (2347) FM Ortiz Menacho, Sebastian Alonso (2015) 0-1
1.e4 c5 2.Nf3 Nc6 3.c3 d5 4.exd5 Qxd5 5.d4 e6 6.Na3 Qd8 7.Nc2 Nf6 8.Be2 cxd4 9.Ncxd4 Bd6 10.Nxc6 bxc6 11.O-O O-O 12.h3 Qc7 13.Be3 Nd5 14.Bd2 Rd8 15.Qa4 Bd7 16.Rad1 c5 17.Qh4 Nf4 18.Bxf4 Bxf4 19.Ng5 h6 20.Ne4 Bc6 21.Bf3 f5 22.Rxd8+ Rxd8 23.Nxc5 Bg5 24.Nxe6 Bxh4 25.Nxc7 Bxf3 26.gxf3 Rd2 27.b4 Rxa2 28.Nd5 Kf7 29.Ne3 Ke6 30.c4 Rb2 31.Nd5 Rc2 32.Ne3 Rb2 33.Nd5 Ke5 34.b5 Kd4 35.Rd1+ Kxc4 36.Ne3+ Kxb5 37.Nxf5 Bxf2+ 38.Kf1 g6 39.Nd6+ Kc6 40.Ne4 Bc5 41.Rc1 Rb5 42.h4 Kb6 43.h5 Be3 44.Rc3 Bg5 45.hxg6 Bf6 46.Nxf6 Rg5 47.g7 Rxg7 48.Nd5+ Kb5 49.Ne3 Kb4 50.Rc6 Kb3 51.Nd5 Rf7 52.Ra6 Rxf3+ 53.Ke2 Rf5 54.Ne3 Re5 55.Rxa7 h5 56.Kf3 Rb5 57.Ng2 Kc2 58.Kg3 Kd2 59.Nh4 Ke2 60.Kh3 Rb3+ 0-1
2026.06.04 3rd 3-0 Thu 4th Jun 2026
2290391 FM Ortiz Menacho, Sebastian Alonso (2015) IM Cao, Qingfeng (2365) 1-0
1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Nf6 5.d4 exd4 6.b4 Be7 7.e5 Ng4 8.cxd4 d5 9.Bd3 Nxb4 10.h3 Nh6 11.Bxh6 gxh6 12.Bb5+ c6 13.Ba4 Rg8 14.Rg1 Bf5 15.Nc3 Qa5 16.g4 Nd3+ 17.Kf1 Be4 18.Nxe4 dxe4 19.Nd2 Nb2 20.Qb3 Qa6+ 21.Kg2 Nxa4 22.Nxe4 O-O-O 23.Rab1 Rxd4 24.Qxf7 Rgd8 25.Qxe7 Rxe4 26.Rgd1 Red4 27.Rxd4 Rxd4 28.e6 Nb6 29.Qf8+ Kc7 30.e7 Re4 31.e8=Q Rxe8 32.Qxe8 Qd3 33.Qe5+ Kc8 34.Re1 Nd7 35.Qe8+ Kc7 36.Qe4 Qd6 37.Qxh7 a5 38.Qe4 a4 39.Qxa4 h5 40.Qe4 hxg4 41.hxg4 Qd5 42.Qxd5 cxd5 43.g5 Kd6 44.g6 Nf8 45.g7 Ne6 46.g8=Q 1-0
2026.06.04 3rd 3-0 Thu 4th Jun 2026
2290418 FM Ortiz Menacho, Sebastian Alonso (2015) WFM Do, H (1968) 0-1
1.e4 e6 2.d4 d5 3.Nd2 dxe4 4.Nxe4 Be7 5.Nf3 Nd7 6.Bc4 Ngf6 7.Nxf6+ Nxf6 8.O-O O-O 9.b3 b6 10.Bb2 Bb7 11.Ne5 b5 12.Be2 a6 13.c4 bxc4 14.bxc4 Rb8 15.Rb1 Be4 16.Bd3 Bxd3 17.Qxd3 Qd6 18.Bc3 c5 19.Nf3 Rfd8 20.Rxb8 Qxb8 21.Qe3 Qc7 22.Rd1 cxd4 23.Bxd4 Qxc4 24.Ne5 Qa4 25.Rd2 h6 26.h3 Nd5 27.Qf3 Bf6 28.Qb3 Qxb3 29.axb3 Nf4 30.Nc6 Rd6 31.Be3 Nxh3+ 32.gxh3 Rxc6 33.Kg2 Kh7 34.Rd7 Kg6 35.Ra7 Bc3 36.Rb7 e5 37.Kf3 Bd4 38.Ke4 Bxe3 39.fxe3 f6 40.Ra7 Rb6 41.Kf3 Rxb3 42.Rxa6 Kf5 43.Ra8 g6 44.Ra4 h5 45.Rc4 Kg5 46.Ra4 f5 47.h4+ Kh6 48.Ra8 f4 49.Rh8+ Kg7 50.Re8 Rxe3+ 51.Kf2 Kf6 52.Rf8+ Ke6 53.Ra8 Kf5 54.Ra6 Rh3 55.Ra8 Rxh4 56.Rf8+ Kg5 57.Re8 Kf5 58.Rf8+ Ke4 59.Re8 Rg4 60.Kf1 h4 61.Ra8 h3 62.Ra4+ Kf5 63.Ra3 Rg3 64.Ra8 g5 65.Rf8+ Ke4 66.Ra8 h2 67.Rh8 Rg1+ 68.Kf2 h1=Q 69.Rxh1 Rxh1 70.Kg2 Rc1 71.Kf2 g4 72.Kg2 g3 73.Kh3 Kf3 74.Kh4 g2 75.Kg5 g1=Q+ 76.Kf6 Qf2 77.Kxe5 Qe3+ 0-1
2026.05.28 3rd 3-0 Thu 28th May 2026
2282757 FM Ortiz Menacho, Sebastian Alonso (2009) FM Rian, K (2098) 1-0
1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nf6 5.Nxf6+ exf6 6.c3 Bd6 7.Bd3 O-O 8.Qc2 h6 9.Ne2 Re8 10.Be3 Nd7 11.O-O-O b5 12.d5 cxd5 13.Bh7+ Kh8 14.Rxd5 Nb6 15.Rh5 Bg4 16.Rh4 Bxe2 17.Qxe2 Kxh7 18.Qd3+ Kg8 19.Rd1 Bf8 20.Qxb5 Qc7 21.Bf4 Qc4 22.Qxc4 Nxc4 23.Bc7 Ne5 24.Ra4 Rec8 25.Bxe5 fxe5 26.Rd7 Bc5 27.Re4 Re8 28.f3 Re7 29.Rd5 Bb6 30.a4 f6 31.b4 Rc8 32.Kb2 Rb7 33.Kb3 Kf7 34.a5 Bd8 35.c4 Be7 36.b5 Ke6 37.f4 Bd6 38.fxe5 Bxe5 39.g4 Rd7 40.Rxd7 Kxd7 41.Kb4 Kd6 42.b6 axb6 43.axb6 Kc6 44.c5 Rd8 45.Ka5 Ra8+ 46.Kb4 Ra1 47.Re2 Rb1+ 48.Kc4 Rb5 49.Kd3 Kxc5 50.Ke4 Kxb6 51.Kf5 Bd4+ 52.Kg6 Rg5+ 53.Kf7 Rxg4 54.Rd2 Be5 55.Rc2 Rh4 56.Ke6 Rxh2 57.Rc8 Rb2 58.Rg8 g5 59.Kf5 Kc5 60.Rc8+ Kd5 61.Rd8+ Kc4 62.Rd1 1-0
2026.05.28 3rd 3-0 Thu 28th May 2026
2282784 Nguyen Truong An Khang (2056) FM Ortiz Menacho, Sebastian Alonso (2009) 0-1
1.d4 Nf6 2.c4 g6 3.f3 c5 4.d5 Bg7 5.Nc3 d6 6.e4 O-O 7.Be3 e6 8.Qd2 exd5 9.cxd5 Re8 10.a4 a6 11.Be2 Nbd7 12.Nh3 Ne5 13.Nf2 h5 14.O-O h4 15.h3 Nh5 16.f4 Nd7 17.Bxh5 gxh5 18.Qe2 Nf6 19.Rad1 Rb8 20.Qf3 b5 21.axb5 axb5 22.e5 dxe5 23.Bxc5 b4 24.Nce4 Nxe4 25.Nxe4 Ba6 26.Rf2 exf4 27.Qxf4 Rxe4 28.Qxf7+ Kh8 29.Qxh5+ Kg8 30.Qf7+ Kh8 31.Rf5 Be2 32.Re1 Qe8 33.Qc7 Rc8 34.Qd6 Rxc5 35.b3 Rc3 36.Rf6 Rg3 37.Rf2 Bh5 38.Rxe4 Qxe4 39.Qd8+ Qe8 40.Qxh4 Rxb3 41.Qg5 Bd4 42.d6 Qe1+ 43.Kh2 Qe5+ 44.Qxe5+ Bxe5+ 45.Kg1 Bd4 46.d7 Bxf2+ 47.Kxf2 Rd3 48.g4 Rxd7 49.gxh5 b3 50.Ke3 b2 51.Kf4 b1=Q 52.Kg5 Qe4 53.Kh6 Rd6+ 54.Kg5 Qd5+ 55.Kh4 Qe4+ 56.Kg5 Rd5+ 57.Kf6 Qe5+ 58.Kg6 Rd6+ 59.Kf7 Qe6+ 0-1
2026.05.28 3rd 3-0 Thu 28th May 2026
2282802 FM Ortiz Menacho, Sebastian Alonso (2009) FM Deng, Henry (2298) 0-1
1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 Nf6 6.Nxc6 bxc6 7.e5 Nd5 8.Ne4 Qc7 9.f4 Qb6 10.c4 Ne3 11.Qd3 Bb4+ 12.Bd2 Ba6 13.Rc1 Nxc4 14.Rxc4 Bxc4 15.Qxc4 Bxd2+ 16.Nxd2 Qxb2 17.Bd3 O-O 18.Ke2 Rab8 19.Rb1 Qa3 20.Qe4 g6 21.Qc4 Rxb1 22.Bxb1 Rb8 23.Nb3 Qb2+ 24.Qc2 Qxc2+ 25.Bxc2 Kf8 26.Kd3 Ke7 27.Kc4 d6 28.exd6+ Kxd6 29.Bd3 c5 30.Kc3 f6 31.Nd2 Rc8 32.g3 e5 33.f5 gxf5 34.Bxf5 Rc7 35.Kc4 h6 36.Ne4+ Ke7 37.a3 Rb7 38.Nxc5 Rb2 39.h3 Rf2 40.g4 Rf3 41.a4 Rxh3 42.Kb5 h5 43.Ka6 hxg4 44.Bxg4 Rc3 45.Nb7 Rc4 46.Bd1 f5 47.a5 e4 48.Kxa7 f4 49.a6 f3 50.Na5 Rc1 51.Ba4 e3 52.Nc6+ Kd6 53.Nd4 f2 54.Bb5 Kc5 55.Be2 Kxd4 56.Kb8 Kc3 57.a7 Ra1 58.Kb7 Kd2 59.Bf1 e2 60.Bxe2 Kxe2 61.a8=Q Rxa8 62.Kxa8 f1=Q 0-1
2026.05.28 3rd 3-0 Thu 28th May 2026
2282596 FM Bacus, Dharim (2131) FM Ortiz Menacho, Sebastian Alonso (2009) 1-0
1.c4 e5 2.g3 Nc6 3.Bg2 Nf6 4.Nc3 Bc5 5.e3 a6 6.Nf3 d6 7.O-O O-O 8.d4 Ba7 9.h3 Bf5 10.a3 Re8 11.b4 Ne4 12.Bb2 Nxc3 13.Bxc3 exd4 14.exd4 Be4 15.d5 Ne5 16.Nxe5 Bxg2 17.Nxf7 Bxf1 18.Qg4 g6 19.Nh6+ 1-0
2026.05.28 3rd 3-0 Thu 28th May 2026
2282635 FM Ortiz Menacho, Sebastian Alonso (2009) Rohwer, P (2020) 1-0
1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e5 6.Bb5+ Nbd7 7.Nf5 a6 8.Bc4 Nc5 9.Bg5 Ncxe4 10.Nxe4 Bxf5 11.Bxf6 gxf6 12.Ng3 Bg6 13.h4 h5 14.Qf3 Rc8 15.Bd5 Rxc2 16.O-O b5 17.Bc6+ Ke7 18.Rac1 Rxb2 19.Rfd1 Bh6 20.Rc3 Qa5 21.a4 Rd8 22.axb5 axb5 23.Ra3 Qb6 24.Bd5 Bf4 25.Rc3 b4 26.Rc6 Qa5 27.Nxh5 Bxh5 28.Qxh5 Rf8 29.Rc8 Rxc8 30.Qxf7+ Kd8 31.Qxf6+ Kc7 32.Qe7+ Kb8 33.Qb7# 1-0
2026.05.28 3rd 3-0 Thu 28th May 2026
2282669 WCM Solano Trillos, Thaliana (1714) FM Ortiz Menacho, Sebastian Alonso (2009) 0-1
1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 e5 5.Nb5 d6 6.c4 Be7 7.N5c3 Nf6 8.Bd3 O-O 9.O-O Be6 10.Nd5 Bxd5 11.exd5 Nd4 12.Nc3 Nd7 13.Be3 g6 14.Re1 Re8 15.b4 a5 16.a3 f5 17.Bxd4 exd4 18.Nb5 Qb6 19.Re6 Nf8 20.c5 Qd8 21.cxd6 Nxe6 22.dxe7 Qxd5 23.Rc1 Kh8 24.Nc7 Qd6 25.Nxa8 Rxa8 26.Qb3 Qxe7 27.Re1 axb4 28.Rxe6 Qf7 29.Bc4 Rxa3 30.Qb2 Rc3 31.h3 Rxc4 32.Rd6 Qe7 33.Rxd4 Qe1+ 34.Kh2 Qe5+ 0-1
2026.05.28 3rd 3-0 Thu 28th May 2026
2282705 FM Ortiz Menacho, Sebastian Alonso (2009) IM Estrada Nieto, J (2153) 1-0
1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.d3 Nf6 5.c3 d6 6.O-O a6 7.Bb3 Ba7 8.h3 h6 9.Re1 g5 10.d4 g4 11.dxe5 gxf3 12.exf6 Qxf6 13.Qxf3 Qxf3 14.gxf3 Bxh3 15.Be3 Ne5 16.Nd2 Nd3 17.Re2 Rg8+ 18.Kh2 Bd7 19.Nf1 Ke7 20.Rd1 Ne5 21.Nd2 Rg7 22.Rg1 Rxg1 23.Kxg1 Rg8+ 24.Kh2 Bb6 25.Bc2 Bb5 26.Re1 Bd3 27.Bxb6 cxb6 28.Bb3 Ng6 29.Rg1 Rh8 30.Nc4 Bxc4 31.Bxc4 Kf6 32.Bd5 Ne5 33.f4 Nf3+ 34.Kh1 Nxg1 35.Kxg1 h5 36.Bxb7 a5 37.Bd5 h4 38.Kh2 Rg8 39.b4 axb4 40.cxb4 Rc8 41.a4 Rc2 42.Kg2 Rb2 43.b5 Rb4 44.Kh3 Rxa4 45.Kxh4 Rb4 46.Bc6 Rb2 47.Kg3 Ke7 48.f3 f6 49.f5 Rc2 50.Kf4 Rc5 51.Ke3 Kf8 52.Kd4 Kg7 53.f4 Kh6 54.Bd7 Kh5 55.Bc6 Kg4 56.Be8 Kxf4 57.Bd7 Re5 58.Bc6 Rc5 59.Bd5 Rc1 60.Bc6 Rc5 61.Bd5 Kf3 62.Be6 1-0
2026.05.28 3rd 3-0 Thu 28th May 2026
2282725 Ocampos, I (2240) FM Ortiz Menacho, Sebastian Alonso (2009) 1-0
1.e4 c5 2.d4 cxd4 3.c3 dxc3 4.Nxc3 Nc6 5.Bc4 d6 6.Nf3 e6 7.O-O Nf6 8.Qe2 Be7 9.Rd1 e5 10.Bb5 Bg4 11.h3 Bxf3 12.Qxf3 O-O 13.Be3 a6 14.Bc4 Rc8 15.Bd5 Kh8 16.a3 Nd7 17.Bxf7 Nd4 18.Bxd4 exd4 19.Nd5 Ne5 20.Qb3 Rxf7 21.f4 Nc4 22.Rxd4 b5 23.a4 Bf6 24.Nxf6 Qxf6 25.Rad1 Qxf4 26.axb5 Qf2+ 27.Kh1 Ne3 28.Rg1 Rf3 29.Qe6 Rcf8 30.gxf3 Qxf3+ 31.Kh2 Qf2+ 32.Kh1 Nf1 33.Qxd6 Qf3+ 34.Rg2 Ne3 35.Rd2 Nxg2 36.Rxg2 Qxe4 37.Qxf8# 1-0
2025.10.10 ch-PER 2025
1931788 Quevedo Perales, Aaron Wilfredo (1780) Ortiz Menacho, Sebastian Alonso (1897) 0-1
1.e4 c5 2.Nf3 Nc6 3.Nc3 g6 4.Bc4 Bg7 5.O-O d6 6.h3 e6 7.Re1 Nge7 8.a4 O-O 9.d3 a6 10.Bg5 h6 11.Bh4 Nd4 12.Rb1 b6 13.Nxd4 cxd4 14.Ne2 g5 15.Bg3 d5 16.Bb3 Bb7 17.e5 Nf5 18.Bh2 f6 19.g4 Nh4 20.Nxd4 fxe5 21.Bxe5 Bxe5 22.Rxe5 Rxf2 23.Kxf2 Qf6+ 24.Nf3 Nxf3 25.Qxf3 Qxe5 26.Re1 Qh2+ 27.Ke3 d4+ 28.Kxd4 0-1
2025.10.10 ch-PER 2025
1931752 Ortiz Menacho, Sebastian Alonso (1897) Coronado Carrion, Teddy Francisco (1735) 1/2-1/2
1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.e3 g6 6.Nc3 Bg7 7.a4 O-O 8.Nf3 d6 9.Ra3 Nbd7 10.bxa6 Bxa6 11.Bxa6 Rxa6 12.O-O Nb6 13.e4 Ng4 14.Qc2 Qd7 15.h3 Ne5 16.Nxe5 Bxe5 17.Qd3 Rfa8 18.b3 c4 19.bxc4 Nxa4 20.Nxa4 Rxa4 21.Rxa4 Qxa4 22.Be3 Rc8 23.Rc1 Bb2 24.Rc2 Qa1+ 25.Qf1 Qa3 26.Qb1 Bf6 27.Qf1 Qb3 28.Qe2 Qa3 29.Kh2 h5 30.g3 Qb4 31.Kg2 Ra8 32.Qd1 Ra4 33.Rc1 Ra2 34.Qd3 Ra3 35.Qd1 Qb2 36.Qc2 Qb4 37.Kh2 Rc3 38.Qe2 Rb3 39.Qd1 Rb2 40.Kg2 Qa3 41.Rc2 Qb3 42.Rd2 Qxc4 43.Rxb2 Bxb2 44.Qf3 Bf6 45.g4 hxg4 46.Qxg4 Kg7 47.h4 Bd4 48.Bxd4+ Qxd4 49.h5 Qf6 50.hxg6 Qxg6 51.Kg3 Kf6 52.Qxg6+ fxg6 53.Kf4 e6 54.f3 exd5 55.exd5 g5+ 56.Kg4 Kg6 57.f4 gxf4 58.Kxf4 Kf6 59.Ke4 Kg5 60.Kd4 Kf4 61.Kc4 Ke4 62.Kc3 Kxd5 63.Kd3 Ke5 64.Ke3 Kd5 65.Kd3 Kc5 66.Kc3 d5 67.Kd3 d4 68.Kd2 Kc4 69.Kc2 d3+ 70.Kd2 Kd4 71.Kd1 Ke3 72.Ke1 1/2-1/2
2025.10.09 ch-PER 2025
1931704 CM Parra Gonzales, Andre Leonardo (1982) Ortiz Menacho, Sebastian Alonso (1897) 1-0
1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 e5 5.Nb5 d6 6.c4 Be7 7.N5c3 f5 8.exf5 Bxf5 9.Bd3 Be6 10.Nd5 Nf6 11.Nbc3 Qd7 12.O-O O-O 13.Be3 Rf7 14.Qa4 Raf8 15.Nxf6+ Bxf6 16.Rad1 Kh8 17.Nd5 Bh4 18.Be4 Qd8 19.c5 Nd4 20.cxd6 Qxd6 21.Nc3 a6 22.Rd2 b5 23.Qd1 g6 24.f4 Bc4 25.Rf3 Nxf3+ 26.Bxf3 Qe7 27.b3 Be6 28.Ne4 Rxf4 29.Bc5 Rxe4 30.Bxe7 Re1+ 31.Qxe1 Bxe1 32.Rd6 Rc8 33.Rxe6 Rc1 34.Rc6 1-0
2025.10.08 ch-PER 2025
1931623 Urpeque Guzman, Zayaka Isabel (1525) Ortiz Menacho, Sebastian Alonso (1897) 0-1
1.e4 c5 2.c3 d5 3.exd5 Qxd5 4.d4 Nc6 5.Nf3 Nf6 6.h3 e6 7.Na3 Qd8 8.Bf4 cxd4 9.Nb5 Nd5 10.Bg3 dxc3 11.bxc3 a6 12.Qa4 Nb6 13.Qf4 axb5 14.Bxb5 Nd5 15.Qc4 Bd7 16.O-O Be7 17.h4 Rc8 18.Qg4 O-O 19.Rac1 Nf6 20.Qa4 Ra8 21.Qc4 Na5 22.Qa4 Bxb5 23.Qxb5 Qd5 24.Qb1 Rfc8 25.Rfd1 Qe4 26.Qb5 Qc4 27.Qb1 Rd8 28.Nd4 Bd6 29.f4 Nh5 30.Bh2 Bxf4 31.Bxf4 Nxf4 32.Qe4 Rxd4 33.cxd4 Ne2+ 34.Kh2 Nxc1 35.Qf4 Ne2 36.Qf2 Qc7+ 0-1
2025.10.08 ch-PER 2025
1931635 Ortiz Menacho, Sebastian Alonso (1897) Huallpa Fernandez, Hector Manuel (2059) 1/2-1/2
1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Nxc6 bxc6 7.e5 Nd5 8.Ne4 Bb7 9.Be2 c5 10.O-O Qc7 11.Nd6+ Bxd6 12.exd6 Qc6 13.f3 c4 14.Qd4 O-O 15.Bxc4 Rfc8 16.b3 Qxd6 17.Bb2 Qb6 18.Qxb6 Nxb6 19.Bd3 a5 20.c4 Ba6 21.Bd4 Nd5 22.Rfd1 Nb4 23.Be4 d5 24.cxd5 f5 25.a3 Nxd5 26.Bxd5 exd5 27.Be5 Bb7 28.Rac1 Kf7 29.Kf2 g6 30.g3 Ke6 31.f4 a4 32.b4 Ba6 33.Bd4 Rc4 34.Re1+ Kd7 35.Rxc4 dxc4 36.Bf6 Re8 37.Rxe8 Kxe8 38.Ke3 Kd7 39.Kd4 Kc6 40.h4 c3 41.Kxc3 Kd5 42.h5 gxh5 43.Bd8 Ke4 44.Bf6 Bb5 45.Be7 Kf3 46.Bg5 Ke4 47.Bf6 1/2-1/2
2025.09.28 FIDE World Open U20 Blitz
1650990 Cisneros Vargas, Gabriel Jesus (1642) Ortiz Menacho, Sebastian Alonso (1897) 0-1
1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.Nc3 Bg7 6.Be3 Nf6 7.f3 O-O 8.Qd2 d5 9.Nxc6 bxc6 10.exd5 Nxd5 11.Nxd5 cxd5 12.c3 e5 13.Be2 Be6 14.O-O d4 15.cxd4 exd4 16.Bf2 Qb6 17.Bd3 Rab8 18.b3 Rbc8 19.Rac1 Rc3 20.Rxc3 dxc3 21.Bxb6 cxd2 22.Be3 Rd8 23.Be2 Bc3 24.Rd1 a5 25.Bb6 Rb8 26.Be3 Rd8 27.Kf2 Bf5 28.Bg5 f6 29.Bxd2 Rxd2 30.Rxd2 Bxd2 31.g4 Bb1 32.a3 Bc2 33.Bc4+ Kf8 34.Ke2 Bf4 35.h3 g5 36.b4 axb4 37.axb4 Ke7 38.Ke1 Kd6 39.Bg8 Kc6 40.Ke2 Kb5 41.Kf2 Kxb4 42.Kg2 Bg6 43.Kf2 Bd3 44.Kg2 Kc3 45.h4 h6 46.hxg5 hxg5 47.Kh3 Kd2 48.Bd5 Ke3 49.Be6 Be2 50.Bf5 Bxf3 51.Be6 Be4 52.Bd7 Bd3 53.Bc6 Be5 54.Kg2 Be4+ 55.Bxe4 Kxe4 0-1
2025.09.28 FIDE World Open U20 Blitz
1651019 Ortiz Menacho, Sebastian Alonso (1897) CM Weidenhoefer, Max (2205) 1/2-1/2
1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nf6 5.Nxf6+ exf6 6.c3 Bd6 7.Bd3 O-O 8.Qc2 Re8+ 9.Ne2 h5 10.Be3 Nd7 11.O-O-O Nf8 12.Kb1 Be6 13.c4 Rc8 14.Nc3 Bb4 15.Ne4 Be7 16.Rhe1 b5 17.Nc5 Bxc4 18.Bxc4 bxc4 19.Qxc4 Rb8 20.Re2 Qb6 21.Ka1 f5 22.Rc2 Red8 23.Rdc1 Bf6 24.Nb3 Rbc8 25.Qe2 Rd5 26.g3 Ne6 27.Rc4 g6 28.h4 Nxd4 29.Bxd4 Bxd4 30.Nxd4 Rxd4 31.Rxd4 Qxd4 32.Rd1 Qc5 33.a3 Kg7 34.Rd3 Rc7 35.Rc3 Qd5 36.Rd3 Qe6 37.Re3 Qf6 38.Re8 Rb7 39.Qc2 Qd4 40.Rc8 Rb6 41.Rc7 c5 42.Rxc5 Re6 43.Rc4 Qe5 44.Ka2 Rd6 45.Qc3 Qxc3 46.Rxc3 Rd2 47.Rc7 Rxf2 48.Rxa7 Rg2 49.a4 Rxg3 50.a5 f4 51.a6 f3 52.Rxf7+ Kxf7 53.a7 Kf6 54.a8=Q Kf5 55.Qd5+ Kg4 56.Qe4+ Kh3 57.b4 f2 58.Qh1+ Kg4 59.b5 Rf3 60.Qg2+ Kf4 61.Qf1 g5 62.hxg5 Kxg5 63.b6 Rf7 64.Qg2+ Kh6 65.Qf1 h4 66.Ka3 Kg7 67.Ka4 h3 68.Qxh3 f1=Q 69.Qxf1 Rxf1 70.Ka5 Ra1+ 71.Kb5 Rb1+ 72.Kc6 Kf7 73.b7 Ke7 74.Kc7 Rc1+ 75.Kb6 Rb1+ 76.Ka7 Ra1+ 77.Kb6 Rb1+ 78.Ka7 1/2-1/2
2025.09.28 FIDE World Open U20 Blitz
1651056 CM Cahuapaza Tarapaca, Leonardo (1979) Ortiz Menacho, Sebastian Alonso (1897) 1-0
1.b3 Nf6 2.Bb2 e6 3.Nf3 b6 4.e3 Bb7 5.d4 Be7 6.Bd3 O-O 7.O-O d5 8.Nbd2 Nbd7 9.Ne5 c5 10.f4 Rc8 11.c4 Ne4 12.Nxe4 dxe4 13.Be2 cxd4 14.exd4 Nxe5 15.fxe5 Bg5 16.Kh1 Kh8 17.Bg4 Rc7 18.Qe2 b5 19.cxb5 Qd5 20.Ba3 1-0
2025.09.28 FIDE World Open U20 Blitz
1651098 Ortiz Menacho, Sebastian Alonso (1897) Vilca Contreras, Dante Ivan (1856) 1-0
1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Nf6 5.d3 d6 6.Nbd2 a6 7.a4 Ba7 8.O-O O-O 9.h3 h6 10.Re1 Ne7 11.Bb3 Ng6 12.Nf1 c6 13.Be3 Qc7 14.Bxa7 Rxa7 15.d4 Nf4 16.Ng3 Re8 17.a5 g5 18.Qd2 Ra8 19.Qe3 Bd7 20.dxe5 dxe5 21.Nf5 Bxf5 22.exf5 N6d5 23.Bxd5 Nxd5 24.Qc5 f6 25.Rad1 Rad8 26.Nd2 b6 27.axb6 Qxb6 28.Qxb6 Nxb6 29.Ne4 Kg7 30.Ra1 Ra8 31.Nc5 Re7 32.Rxa6 Rxa6 33.Nxa6 Nc4 34.Re2 Ra7 35.Nc5 Ra2 36.Nd3 Ra1+ 37.Kh2 Rd1 38.Nb4 c5 39.Na6 Rb1 40.Nxc5 Nxb2 41.Ne6+ Kf7 42.Rd2 Rd1 43.Rxb2 1-0
2025.09.28 FIDE World Open U20 Blitz
1651123 Cano Alcaraz, Juan Jose (2111) Ortiz Menacho, Sebastian Alonso (1897) 1-0
1.e4 c5 2.Nf3 Nc6 3.Bb5 g6 4.O-O Bg7 5.Re1 Qc7 6.c3 e5 7.Na3 Nge7 8.Nc2 O-O 9.d4 cxd4 10.cxd4 Nxd4 11.Ncxd4 exd4 12.Nxd4 Qb6 13.e5 d6 14.exd6 Qxd6 15.Nc6 Qxc6 16.Bxc6 Nxc6 17.Bf4 Bf5 18.Qb3 b6 19.Rad1 Rac8 20.Be3 Be6 21.Qa3 Ne5 22.b3 Nc6 23.Rc1 Rfe8 24.Red1 Bf8 25.Qb2 Bg7 26.Qa3 Bf8 27.Qa4 Ne5 28.Rxc8 Rxc8 29.Qxa7 b5 30.Rc1 Rd8 31.Qc7 Rd5 32.Qb8 Nd7 33.Qa8 Kg7 34.h3 Be7 35.a4 bxa4 36.bxa4 Bf6 37.a5 Ne5 38.a6 Nd3 39.Rd1 Bf5 40.a7 Ra5 41.Qb7 1-0
2025.09.28 FIDE World Open U20 Blitz
1651168 Ortiz Menacho, Sebastian Alonso (1897) Wochiny Reyes, Joaquin Alessandro (1708) 1-0
1.Nf3 Nf6 2.c4 g6 3.Nc3 Bg7 4.d4 d6 5.e4 O-O 6.h3 Nc6 7.Be3 Qe8 8.Bd3 e5 9.d5 Ne7 10.g4 a6 11.a4 Qd8 12.Qd2 Ne8 13.Rg1 c6 14.h4 Rb8 15.h5 b5 16.axb5 axb5 17.cxb5 cxb5 18.Bxb5 Bd7 19.Bc4 Qc8 20.Ba6 Qc7 21.h6 Bh8 22.g5 Ra8 23.Ke2 Qb8 24.Ra3 Nc7 25.Bd3 Rxa3 26.bxa3 1-0
2025.09.27 FIDE World Open U20 Blitz
1650958 Ortiz Menacho, Sebastian Alonso (1897) Paredes Minaya, Christian Jesus (1814) 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.Nd5 Be7 10.Bxf6 Bxf6 11.c3 Bg5 12.Nc2 Rb8 13.a4 bxa4 14.Ncb4 Nxb4 15.cxb4 O-O 16.Rxa4 a5 17.b5 Bd7 18.Nc3 Qb6 19.Bc4 Kh8 20.O-O f5 21.b3 fxe4 22.Nxe4 Be7 23.Nc3 Bd8 24.Qd2 Bc7 25.Nd5 Qc5 26.Nxc7 Qxc7 27.Qxa5 Qc5 28.Qd2 Bxb5 29.Ra5 Qc6 30.Bxb5 Rxb5 31.Rxb5 Qxb5 32.Qxd6 Rb8 33.Re1 Qxb3 34.Qxe5 Rf8 35.h3 Qb2 36.Qe3 Qf6 37.Kh2 h6 38.Kg1 Qf5 39.Re2 Qb1+ 40.Kh2 Qb8+ 41.g3 Qc8 42.Kg2 Qf5 43.Qe4 Kh7 44.Qxf5+ Rxf5 45.Re7 Ra5 1/2-1/2
2025.09.27 FIDE World Open U20 Blitz
1650769 FM Vasquez Vargas, Henry Richard (2209) Ortiz Menacho, Sebastian Alonso (1897) 1-0
1.Nf3 Nf6 2.b3 e6 3.Bb2 Be7 4.e3 b6 5.d4 Bb7 6.g3 O-O 7.Bg2 d6 8.O-O Nbd7 9.c4 Ne4 10.Nfd2 Nxd2 11.Nxd2 Bxg2 12.Kxg2 f5 13.Qc2 Qe8 14.f4 Qh5 15.e4 Nf6 16.Rae1 Rae8 17.exf5 exf5 18.d5 Nd7 19.Bd4 Bf6 20.Bxf6 Nxf6 21.Qd3 Ng4 22.h3 Nf6 23.Qf3 Qf7 24.Qd3 Qg6 25.Kh2 a5 26.Re2 Rxe2+ 27.Qxe2 Re8 28.Qd3 Ne4 29.Nxe4 fxe4 30.Qe3 Qf6 31.Rf2 Qe7 32.g4 Qd7 33.a4 Qe7 34.Kg3 Qf6 35.f5 Qe5+ 36.Kg2 Kf7 37.Rf4 Qb2+ 38.Kg3 Qb1 39.Kg2 Qc2+ 40.Rf2 Qb1 41.f6 gxf6 42.Qh6 e3 43.Qxf6+ Kg8 44.Qf7+ 1-0
2025.09.27 FIDE World Open U20 Blitz
1650804 Ortiz Menacho, Sebastian Alonso (1897) Robles Cerron, Sebastian (2057) 1-0
1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 e6 7.Qd2 a6 8.O-O-O Bd7 9.f4 h6 10.Bh4 g5 11.fxg5 Ng4 12.Be2 Nge5 13.Rhf1 Be7 14.Kb1 Bxg5 15.Bxg5 Qxg5 16.Nxc6 Qxd2 17.Rxd2 Bxc6 18.Rxd6 Ke7 19.Rdd1 Rag8 20.g3 h5 21.Rf4 Ng6 22.Rf2 Ne5 23.Rdf1 h4 24.g4 h3 25.a4 Rh4 26.Rf4 Be8 27.b4 Rh6 28.Kb2 Rhg6 29.R1f2 Nc6 30.Kb3 Nd4+ 31.Kc4 e5 32.Rf5 b5+ 33.axb5 Bxb5+ 34.Nxb5 axb5+ 35.Kd5 Nxf5 36.exf5 Rd6+ 37.Kxe5 f6+ 38.Ke4 Rb8 39.Bd3 Kf7 40.Rf3 Re8+ 41.Kf4 Rd4+ 42.Kg3 Rxb4 43.Kxh3 Rg8 44.Rg3 Rb2 45.Re3 Rb4 46.Be2 Rd4 47.Kg3 Rd5 48.Bd3 Rc5 49.Re4 Rd8 50.Rb4 Rc3 51.Rxb5 Rc7 52.h4 Rg8 53.Rb4 Re7 54.Bc4+ Kg7 55.Bxg8 Kxg8 56.Kf4 Re1 57.g5 Rh1 58.Kg4 fxg5 59.Kxg5 Rg1+ 60.Kf6 Kh7 61.Rb7+ Kh6 62.Rb8 Kh7 63.c4 Rc1 64.Rc8 Rd1 65.Kf7 Rd7+ 66.Ke6 Rd1 67.f6 Re1+ 68.Kf7 Rg1 69.c5 Rg7+ 70.fxg7 Kh6 71.Rh8# 1-0
2025.09.27 FIDE World Open U20 Blitz
1650841 FM Reyes Zavaleta, Cristhian Yamil (2162) Ortiz Menacho, Sebastian Alonso (1897) 1-0
1.d4 Nf6 2.c4 e6 3.g3 d5 4.Nf3 Bb4+ 5.Bd2 Be7 6.Bg2 O-O 7.O-O Nbd7 8.Qc2 c6 9.Rd1 b6 10.Bf4 Bb7 11.Ne5 Nh5 12.Bc1 Rc8 13.Nc3 f5 14.Nf3 Nhf6 15.Ng5 Ne4 16.Nxe6 Qe8 17.Nxf8 Qxf8 18.Nxe4 fxe4 19.Bh3 Rd8 20.cxd5 cxd5 21.Qc7 Bc8 22.Qxa7 h5 23.Be3 h4 24.Rac1 hxg3 25.hxg3 1-0
2025.09.27 FIDE World Open U20 Blitz
1650886 Ortiz Menacho, Sebastian Alonso (1897) Diaz Bermudez, Pedro Teofilo (1860) 1-0
1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.f3 e6 7.Be3 b5 8.Qd2 Nbd7 9.g4 h6 10.O-O-O b4 11.Na4 Qc7 12.Kb1 Bb7 13.b3 d5 14.exd5 Nxd5 15.Bc4 Rc8 16.Rhe1 N7f6 17.h4 Nc3+ 18.Nxc3 bxc3 19.Qxc3 Nd5 20.Qd2 Bb4 21.Qd3 Nc3+ 22.Kb2 Qa5 23.a4 Nxa4+ 24.bxa4 Bxe1 25.Nxe6 Qb4+ 26.Bb3 Bc3+ 27.Ka2 1-0
2025.09.27 FIDE World Open U20 Blitz
1650909 CM Hernandez Ojeda, Garry Anatholy (2106) Ortiz Menacho, Sebastian Alonso (1897) 1-0
1.e4 c5 2.Nf3 Nc6 3.c3 d5 4.exd5 Qxd5 5.d4 Nf6 6.Be2 cxd4 7.cxd4 e6 8.O-O Be7 9.Nc3 Qd6 10.Re1 O-O 11.Be3 b6 12.Ne5 Bb7 13.Bf3 Rac8 14.Nb5 Qb8 15.Bf4 Qa8 16.Nxc6 Bxc6 17.Bxc6 Rxc6 18.Qf3 Nd5 19.Nc3 Nxc3 20.bxc3 Qc8 21.d5 Bf6 22.dxc6 Bxc3 23.Qxc3 1-0
2025.09.25 FIDE World Open U20 Rapid
1650485 Ortiz Menacho, Sebastian Alonso (1897) FM Sanchez Negreiros, Jose Alberto (2156) 1-0
1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Nf6 5.d3 d6 6.a4 a5 7.Nbd2 O-O 8.O-O Be6 9.h3 Ba7 10.Re1 Re8 11.Bxe6 Rxe6 12.Nf1 Ne7 13.Ng5 Ng6 14.Nxe6 fxe6 15.Be3 Bxe3 16.Nxe3 Nf4 17.Kh2 Qe8 18.g3 Ng6 19.Ng4 Nd7 20.d4 Qf7 21.Rf1 Rf8 22.dxe5 dxe5 23.Qe2 h5 24.Ne3 Nf6 25.Nc4 b6 26.Rad1 h4 27.b3 Nh7 28.Kg2 Ng5 29.Qg4 Qf6 30.Na3 Nf3 31.Nc4 Ng5 32.b4 axb4 33.cxb4 Qe7 34.a5 b5 35.Ne3 Qf6 36.a6 Nf3 37.a7 Nd4 38.Ra1 Ra8 39.Qd1 Ne7 40.Ng4 Qg6 41.Qd3 Ndc6 42.Rfe1 Nxa7 43.Nxe5 Qe8 44.Ng4 Rd8 45.Qf3 Nac6 46.Rad1 Ng6 47.Qc3 Rc8 48.Rc1 Nd8 49.Ne5 Nf8 50.Red1 Nh7 51.Rd7 Nf6 52.Rxc7 Nxe4 53.Qf3 Rxc7 54.Rxc7 Nd6 55.Qg4 Nf5 56.Rc8 Nd6 57.Ra8 N6b7 58.Kh2 Qf8 59.Qf4 Qd6 60.Ng6 hxg3+ 61.Qxg3 Qd2 62.Qf4 Qxf4+ 63.Nxf4 Kf7 64.Nd3 Nd6 65.Rxd8 Ne4 66.Kg2 Nc3 67.Nc5 e5 68.Rd7+ Kf6 69.Kf1 g5 70.f3 Kf5 71.Kg2 Kf4 72.Rb7 Ke3 73.Na6 Kd4 74.Kg3 Kd5 75.Rb6 Ne2+ 76.Kg4 Nd4 77.Rb8 Kc4 78.Nc7 Kxb4 79.Nxb5 Nc6 80.Rb6 Kc5 81.Rxc6+ Kxc6 82.Nc3 1-0
2025.09.25 FIDE World Open U20 Rapid
1650518 FM Cordoba Roa, Angel Gabriel (2387) Ortiz Menacho, Sebastian Alonso (1897) 0-1
1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Bd3 Nc6 6.Nxc6 bxc6 7.Bf4 d5 8.Nd2 Be7 9.O-O O-O 10.c4 a5 11.Qe2 a4 12.Rfd1 Ba6 13.e5 Nd7 14.Qh5 g6 15.Qh6 Re8 16.Nf3 Bf8 17.Qh3 Bg7 18.cxd5 cxd5 19.Bxa6 Rxa6 20.Rac1 Qb8 21.Qg3 Rb6 22.Re1 Rxb2 23.Nd4 Rxa2 24.Nf5 exf5 25.e6 Qb7 26.exd7 Qxd7 27.Rxe8+ Qxe8 28.Qd3 Ra1 29.Rxa1 Bxa1 30.h4 Qe1+ 31.Kh2 Be5 32.Bxe5 Qxe5+ 33.g3 Kg7 34.Qa6 Qd4 35.Kg2 Qb4 36.Qa8 a3 37.Kh2 Qd2 38.Qxa3 Qxf2+ 39.Kh3 Qf1+ 40.Kh2 Qf2+ 41.Kh3 Qd4 42.Qd6 Qe4 43.Kh2 d4 44.Qd8 f4 45.g4 Qe2+ 46.Kh3 Qe3+ 47.Kh2 d3 48.h5 Qe2+ 49.Kh3 Qf3+ 50.Kh2 Qg3+ 51.Kh1 Qh3+ 52.Kg1 Qxg4+ 53.Kh1 Qxh5+ 54.Kg1 Qg4+ 55.Kf2 Qe2+ 56.Kg1 d2 57.Qd4+ f6 58.Qd7+ Kh6 59.Qh3+ Qh5 0-1
2025.09.25 FIDE World Open U20 Rapid
1650552 Ortiz Menacho, Sebastian Alonso (1897) IM Ticona Rocabado, Licael Roderick (2398) 0-1
1.e4 e6 2.d4 d5 3.Nd2 h6 4.Ngf3 Nf6 5.e5 Nfd7 6.Bd3 c5 7.c3 Nc6 8.O-O g5 9.dxc5 Ndxe5 10.Bb5 Nxf3+ 11.Nxf3 Bxc5 12.Ne5 Qc7 13.Re1 Bxf2+ 14.Kxf2 Qb6+ 15.Qd4 Qxb5 16.Nxc6 f6 17.Nb4 Kf7 18.a4 Qd7 19.a5 Qc7 20.Kg1 Rd8 21.Qd3 Kg7 22.Be3 Qf7 23.Rad1 Bd7 24.a6 Ba4 25.Ra1 Bb3 26.axb7 Qxb7 27.Qd2 e5 28.h4 a5 29.Nd3 Bc4 30.Nc5 Qc6 31.b4 axb4 32.cxb4 d4 33.Rxa8 Rxa8 34.Bf2 Ra2 35.Qc1 Bd5 36.hxg5 hxg5 37.Nd3 Rc2 38.Qa1 Bxg2 39.Qa7+ Kh6 40.Qf7 Bh3 41.Qf8+ Kh5 42.Qh8+ Kg4 0-1
2025.09.24 FIDE World Open U20 Rapid
1650447 Cano Alcaraz, Juan Jose (2111) Ortiz Menacho, Sebastian Alonso (1897) 1/2-1/2
1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.a3 Bb7 5.Nc3 d5 6.cxd5 exd5 7.Bg5 Be7 8.e3 O-O 9.Bd3 Ne4 10.Bxe7 Qxe7 11.O-O Nd7 12.Rc1 a6 13.Bb1 Rac8 14.Qb3 Ndf6 15.Rfd1 Rfe8 16.Ne5 h5 17.f3 Nxc3 18.Rxc3 h4 19.Rdc1 g6 20.a4 a5 21.Bd3 Qe6 22.Bb5 Re7 23.Bc6 Bxc6 24.Rxc6 Qf5 25.Re1 Kg7 26.Qc3 h3 27.g4 Qg5 28.Qd2 Qh4 29.Qf2 Qh7 30.Rec1 Qh6 31.Rxb6 cxb6 32.Rxc8 Nd7 33.f4 Nxe5 34.dxe5 Rb7 35.Rd8 Rc7 36.Qe1 Rc2 37.Rxd5 g5 38.Rd6 Qh8 39.Rd2 Qc8 40.Rxc2 Qxc2 41.Qf1 Qxb2 42.Qxh3 Qc1+ 43.Kg2 Qd2+ 44.Kf3 Qd1+ 45.Ke4 Qxa4+ 46.Kf5 gxf4 47.Qh5 fxe3 48.Qg5+ Kf8 49.Qh6+ Kg8 50.Qxe3 Qc2+ 51.Kg5 Qxh2 52.e6 fxe6 53.Qxe6+ Kf8 54.Qf6+ Ke8 55.Kg6 Qc2+ 56.Kg7 Qc7+ 57.Kg8 Qc4+ 58.Kh8 Qxg4 59.Qxb6 Qb4 60.Qc6+ Ke7 61.Qc7+ Ke6 62.Qc6+ Ke5 63.Qe8+ Kd5 64.Qd7+ Kc4 65.Qe6+ Kc3 66.Qe3+ Kb2 67.Qe2+ Ka3 68.Qd3+ Qb3 69.Qd6+ Ka2 70.Kh7 a4 71.Qd2+ Ka1 72.Kh6 a3 73.Qc1+ Ka2 74.Qd2+ Qb2 75.Qd5+ Kb1 76.Kh7 Qc2+ 77.Kh8 Qc3+ 78.Kh7 a2 79.Qb5+ Kc2 80.Qe2+ Qd2 81.Qc4+ Kd1 82.Qf1+ Kc2 83.Qc4+ Kb1 84.Qb3+ Ka1 85.Qb5 Qh2+ 86.Kg8 Qg1+ 87.Kh8 Qd4+ 88.Kh7 Qb2 89.Qc4 Qb1+ 90.Kh8 Qb2+ 91.Kh7 Kb1 92.Qf1+ Qc1 93.Qb5+ Ka1 94.Qe5+ Qb2 95.Qa5 Qc2+ 96.Kh8 Kb1 97.Qe1+ Qc1 98.Qe4+ Kb2 99.Qb4+ Ka1 100.Qa4 Qc3+ 101.Kh7 Kb2 102.Qb5+ Qb3 103.Qe5+ Ka3 104.Qa5+ Qa4 105.Qc3+ Qb3 106.Qa5+ Kb2 107.Qe5+ Kc1 108.Qe1+ Qd1 109.Qe3+ Qd2 110.Qg1+ Kc2 111.Qc5+ Qc3 112.Qf2+ Kb1 113.Qf1+ Qc1 114.Qb5+ Ka1 115.Qa4 Qh1+ 116.Kg8 Qd5+ 117.Kh7 Qd3+ 118.Kh8 Kb2 119.Qb4+ Kc2 120.Qa4+ Qb3 121.Qe4+ Kc1 122.Qe1+ Kb2 123.Qd2+ Qc2 124.Qb4+ Ka1 125.Qe1+ Qb1 126.Qa5 Qe4 127.Qc3+ Kb1 128.Qb3+ Ka1 129.Qc3+ Kb1 130.Qb3+ 1/2-1/2
2025.09.24 FIDE World Open U20 Rapid
1650379 Ortiz Menacho, Sebastian Alonso (1897) CM Hernandez Ojeda, Garry Anatholy (2106) 1-0
1.e4 d6 2.d4 a6 3.c4 g6 4.Nc3 Bg7 5.h3 Nf6 6.Be3 O-O 7.Bd3 Nc6 8.Nge2 e5 9.d5 Ne7 10.g4 c6 11.a4 Nd7 12.Rg1 Nc5 13.Bc2 cxd5 14.cxd5 a5 15.Qd2 Re8 16.Nb5 b6 17.Ra3 Ba6 18.h4 Qd7 19.Bxc5 dxc5 20.Bd3 Rad8 21.Bc4 Nc6 22.Qc1 Nb4 23.h5 g5 24.Rag3 h6 25.Nec3 Bb7 26.Kf1 Bc8 27.Kg2 Bf8 28.Kh1 Bd6 29.Nd1 Bb8 30.Ne3 Kh7 31.Nf5 Qb7 32.Rf3 Na6 33.Nxh6 f6 34.Rxf6 Rf8 35.Qxg5 Rxf6 36.Qxf6 Rg8 37.Nxg8 Kxg8 38.d6+ 1-0
2025.09.24 FIDE World Open U20 Rapid
1650413 Ortiz Menacho, Sebastian Alonso (1897) Alarcon Vega, Icker Aldair (1871) 1/2-1/2
1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.h3 O-O 6.Be3 e5 7.d5 Na6 8.g4 Nc5 9.Qc2 a5 10.Nge2 c6 11.Ng3 cxd5 12.cxd5 Bd7 13.Bxc5 dxc5 14.a4 Ne8 15.Bb5 Nd6 16.Qe2 Bh6 17.Bxd7 Qxd7 18.h4 Bf4 19.h5 Bxg3 20.fxg3 g5 21.h6 Rab8 22.Qe3 f6 23.Qe2 b6 24.O-O Qf7 25.Nb5 Nxb5 26.axb5 Qg6 27.Kg2 Rbc8 28.b3 Qxh6 29.Rh1 Qg7 30.Qc4 Qd7 31.Kf3 Rf7 32.Rh6 Qd6 33.Rah1 Rcc7 34.Ke3 Rg7 35.Qf1 Rcf7 36.R1h2 Qd7 37.Kf3 Rf8 38.Ra2 Rg6 39.Rh5 Rg7 40.Qc4 Qd6 41.Rah2 Rff7 42.Ra2 Rg6 43.Ke3 Kg7 44.Rah2 Kh8 45.Ra2 h6 46.Rah2 Kg7 47.Ra2 Rf8 48.Qf1 Qd7 49.Kf3 Rc8 50.Qc4 Kh7 51.Rhh2 Rh8 52.Rh5 Rgg8 53.Rah2 Kg7 54.Ra2 Rf8 55.Rf2 Rh7 56.Rfh2 Qe8 57.Ke3 Qd7 58.Kf3 Ra8 59.Ra2 Rhh8 60.Ra4 Rhf8 61.Ra2 Qe8 62.Rah2 Rh8 63.Ra2 Rd8 64.Ke3 Rd6 65.Rah2 Qg6 66.R5h3 Rdd8 67.Rh5 Rdf8 68.Rh1 Qe8 69.R1h2 Rf7 70.Qf1 c4 71.Qxc4 Qd7 72.Kf3 Qd6 73.Rc2 Rd8 74.Rch2 Rc7 75.Rxh6 Rxc4 76.Rh7+ Kf8 77.Rh8+ Kf7 78.R2h7+ Kg6 79.Rh6+ Kg7 80.R6h7+ 1/2-1/2
2025.09.23 FIDE World Open U20 Rapid
1650294 Sardon Aragon Alejandro Ulysses (1539) Ortiz Menacho, Sebastian Alonso (1897) 0-1
1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 e5 5.Nb5 d6 6.Be2 Nf6 7.N5c3 Be6 8.O-O Be7 9.Bg5 O-O 10.Nd2 Rc8 11.Nc4 Nd4 12.Ne3 a6 13.f4 Qb6 14.Kh1 Qxb2 15.Bxf6 Bxf6 16.Ncd5 Bxd5 17.Nxd5 Qxc2 18.fxe5 dxe5 19.Qxc2 0-1
2025.09.23 FIDE World Open U20 Rapid
1650307 Ortiz Menacho, Sebastian Alonso (1897) FM Reyes Zavaleta, Fabian Ricardo (2311) 0-1
1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be3 e6 7.f3 b5 8.a3 Nbd7 9.Qd2 Bb7 10.O-O-O h5 11.Bd3 Rc8 12.h3 h4 13.Rhe1 Be7 14.Kb1 Qc7 15.Bxb5 axb5 16.Ndxb5 Qb8 17.Nxd6+ Bxd6 18.Qxd6 Qxd6 19.Rxd6 Ke7 20.Red1 Rh5 21.Ne2 Ne5 22.b3 Nd5 23.exd5 Kxd6 24.dxe6+ Ke7 25.Bd4 Ng6 26.g4 hxg3 27.Nxg3 Rg5 28.Ne4 Bxe4 29.fxe4 fxe6 30.Bxg7 e5 31.Bh6 Rg2 32.c4 Rh8 33.Be3 Rxh3 34.Bc5+ Ke8 0-1
2025.09.23 FIDE World Open U20 Rapid
1650356 Duran Cardenas, Juan Diego (1633) Ortiz Menacho, Sebastian Alonso (1897) 0-1
1.c4 e6 2.Nc3 d5 3.d4 Nf6 4.Nf3 Bb4 5.e3 O-O 6.Bd3 b6 7.O-O Bb7 8.Ne5 Nbd7 9.f4 dxc4 10.Bxc4 c5 11.a3 Bxc3 12.bxc3 Rc8 13.Bb3 Ne4 14.Bb2 Ndf6 15.g4 cxd4 16.cxd4 Nd5 17.Qe1 f6 18.Nd3 f5 19.gxf5 exf5 20.Nb4 Kh8 21.Nxd5 Bxd5 22.Bxd5 Qxd5 23.Rc1 Rce8 24.Rc2 Re6 25.Rg2 Rff6 26.Qc1 Rc6 27.Qd1 Rg6 0-1
2025.08.22 World Youth U16 Olympiad
1563069 CM Claure Verastegui, Rene David (2217) Ortiz Menacho, Sebastian Alonso (2001) 1-0
1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 e5 5.Nb5 d6 6.N1c3 a6 7.Na3 Be6 8.Nc4 Rb8 9.Bd3 Nf6 10.Bg5 Be7 11.Bxf6 Bxf6 12.O-O O-O 13.a4 g6 14.Ne3 Bg7 15.Bc4 Kh8 16.Kh1 Nd4 17.Ncd5 f5 18.c3 Nc6 19.exf5 gxf5 20.f4 e4 21.Qe2 Ne7 22.Nxe7 Qxe7 23.Bxe6 Qxe6 24.Rad1 Rbd8 25.Rd5 Rf6 26.g3 Qd7 27.Rfd1 Rdf8 28.a5 Qd8 29.Nc4 R8f7 30.Nxd6 Rd7 31.Nxb7 1-0
2025.08.21 World Youth U16 Olympiad
1562910 Rueda Ahumada, Gabriel Omar (1962) Ortiz Menacho, Sebastian Alonso (2001) 1/2-1/2
1.c4 e6 2.Nc3 d5 3.d4 Nf6 4.cxd5 exd5 5.Bg5 Bb4 6.Qa4+ Nc6 7.e3 h6 8.Bh4 g5 9.Bg3 Ne4 10.Bb5 Bd7 11.Ne2 a6 12.Bxc6 Bxc3+ 13.Nxc3 Bxc6 14.Qc2 Qe7 15.Rc1 Rc8 16.Qb3 Nxc3 17.Rxc3 O-O 18.Qc2 Qe4 19.Qxe4 dxe4 1/2-1/2
2025.08.21 World Youth U16 Olympiad
1562761 Ortiz Menacho, Sebastian Alonso (2001) Guerra Mansilla, Jorge Maximilian (2109) 1-0
1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Bg5 e6 7.Qd2 Be7 8.O-O-O a6 9.f4 h6 10.Bxf6 gxf6 11.f5 Nxd4 12.Qxd4 Qa5 13.Kb1 Qc5 14.Qd3 b5 15.Qg3 Bd7 16.Qg7 Rf8 17.Bd3 b4 18.Ne2 e5 19.Qxh6 a5 20.Qd2 a4 21.c3 Rb8 22.cxb4 Rxb4 23.Rc1 Qb6 24.Rc4 Rxc4 25.Bxc4 Qf2 26.Rd1 Qxg2 27.Nc3 Qxd2 28.Rxd2 Rh8 29.a3 Rh4 30.Bd3 Bc6 31.Bc2 Kd7 32.Re2 Bd8 33.Nxa4 d5 34.Nc5+ Kd6 35.exd5 Kxc5 36.dxc6 Kxc6 37.b4 Bb6 38.Ka2 Bg1 39.Kb3 Rxh2 40.Rxh2 Bxh2 41.Be4+ Kb6 42.a4 Bg3 43.a5+ Ka7 44.b5 Be1 45.Ka4 Bf2 46.Bd5 Bd4 47.Kb4 Bf2 48.b6+ Ka6 49.Bc4+ Kb7 50.Kb5 Kb8 51.a6 1-0
2025.08.20 World Youth U16 Olympiad
1562568 FM Castillo Beitia, Ashley Alexandra (2141) Ortiz Menacho, Sebastian Alonso (2001) 1-0
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Bd2 b6 5.Nf3 Bb7 6.e3 O-O 7.Bd3 d5 8.cxd5 exd5 9.Rc1 a6 10.O-O Nbd7 11.Ne5 Bd6 12.f4 c5 13.Qf3 b5 14.Ne2 Ne4 15.Bxe4 dxe4 16.Qh3 Bxe5 17.fxe5 Nxe5 18.Rxc5 Nd3 19.Rh5 h6 20.Nf4 Nxf4 21.Rxf4 Qd6 22.Qg3 Kh7 23.Rc5 Rad8 24.Qf2 Qg6 25.Bb4 Rfe8 26.Rxf7 Bd5 27.Ra7 Rf8 28.Qg3 Qxg3 29.hxg3 Rf6 30.a4 Bc4 31.axb5 axb5 32.Rcc7 Rg6 33.Kh2 h5 34.Rc5 Rd5 35.Rc8 Rdg5 36.Raa8 Re6 37.Rh8+ Kg6 38.Ra7 Rf5 39.Bc3 Bd5 40.Rd8 Ref6 41.Rdd7 Rf7 42.Ra6+ R7f6 43.Ra5 Bc6 44.Rc7 Rd5 45.Raa7 Rf8 46.Rxg7+ Kf6 47.Rh7 Ra8 48.Raf7+ Kg6 49.Rfg7+ Kf6 50.Rc7 Kg6 51.Rhe7 Rd6 52.Rg7+ Kh6 53.Rh7+ Kg6 54.Rcg7+ Kf6 55.d5+ 1-0
2025.08.19 World Youth U16 Olympiad
1562377 Ortiz Menacho, Sebastian Alonso (2001) IM Nurgaliyev, Sauat (2410) 0-1
1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.f3 e5 7.Nb3 Be6 8.Be3 h5 9.Qd2 Nbd7 10.Nd5 Bxd5 11.exd5 g6 12.Be2 Bg7 13.c4 a5 14.Rc1 O-O 15.O-O a4 16.Na1 e4 17.Nc2 exf3 18.gxf3 Re8 19.Rfe1 Nc5 20.Kh1 Nfd7 21.Nd4 Qh4 22.Bg1 Be5 23.Rcd1 Bf4 24.Qc2 Re5 25.Rf1 Rg5 26.Bd3 Re8 27.Rd2 Bxd2 28.Qxd2 Rxg1+ 0-1
2025.08.19 World Youth U16 Olympiad
1562223 Ortiz Menacho, Sebastian Alonso (2001) Perez Tangarife, Simon (2033) 0-1
1.e4 e6 2.d4 d5 3.Nd2 Be7 4.Ngf3 Nf6 5.e5 Nfd7 6.Bd3 c5 7.c3 Nc6 8.O-O h5 9.dxc5 Ndxe5 10.Bb5 Nxf3+ 11.Nxf3 Bxc5 12.b4 Be7 13.Ne5 Bd7 14.Bxc6 Bxc6 15.Nxc6 bxc6 16.Qa4 Qc7 17.Be3 O-O 18.c4 Bf6 19.Rad1 dxc4 20.Qc2 a5 21.Qxc4 axb4 22.Bc5 Rfc8 23.Bxb4 c5 24.Rc1 Bd4 25.Qe2 Qd6 26.Bc3 e5 27.Rfd1 Qf6 28.Rc2 g6 29.Qc4 Qf5 30.Re2 Ra3 31.Bxd4 exd4 32.h3 Rc3 33.Qa6 d3 34.Red2 c4 35.a4 Rb3 36.Qa7 c3 37.Rxd3 c2 38.Rd8+ Rxd8 39.Rxd8+ Kh7 0-1
2025.08.18 World Youth U16 Olympiad
1561949 WCM Bobadilla, Diana (1825) Ortiz Menacho, Sebastian Alonso (2001) 0-1
1.e4 c5 2.Nc3 Nc6 3.Bb5 Nd4 4.Bc4 e6 5.d3 a6 6.a4 Ne7 7.f4 d5 8.Ba2 g6 9.Nf3 Bg7 10.O-O O-O 11.Ne2 Nxf3+ 12.Rxf3 dxe4 13.Rh3 e5 14.Re3 Bf5 15.Rg3 exd3 16.cxd3 e4 17.Bc4 Nc6 18.Be3 exd3 19.Nc3 Nd4 20.Bf2 d2 21.Bd3 Re8 22.Ra3 c4 23.Bxf5 Nxf5 24.Rh3 Bf8 25.Ra2 Bc5 26.Ne2 Rxe2 0-1
2025.08.18 World Youth U16 Olympiad
1562077 CM Ning, Isabelle Yixuan (2023) Ortiz Menacho, Sebastian Alonso (2001) 1-0
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Bd2 b6 5.e3 Bb7 6.Nf3 O-O 7.Bd3 d5 8.O-O dxc4 9.Bxc4 Bd6 10.Nb5 Be7 11.Rc1 a6 12.Nc3 c5 13.dxc5 Bxc5 14.Qe2 Nc6 15.Rfd1 b5 16.Bd3 Qe7 17.h3 e5 18.Ne4 Nxe4 19.Bxe4 Rac8 20.a3 Bd6 21.Bc3 h6 22.b4 Bb8 23.Qb2 Rfe8 24.Nd2 g6 25.Nb3 Ba7 26.Qe2 Na5 27.Bxb7 Nxb7 28.Qg4 Nd6 29.Nd2 Qe6 30.Qh4 Nf5 31.Qe4 Nd6 32.Qd3 Nc4 33.Nxc4 Rxc4 34.Bb2 Rec8 35.Rxc4 bxc4 36.Qc3 Bb8 37.e4 Bd6 38.Rd5 f6 39.Qd2 Be7 40.Bc3 Kg7 41.Rd7 Rc6 42.Qd5 Kf7 43.Qd2 Kg7 44.b5 Rd6 45.Rxd6 Qxd6 46.Qxd6 Bxd6 47.bxa6 Bc5 48.Kf1 Kf7 49.f3 Ke6 50.Bb4 Bd4 51.Ke2 Kd7 52.g4 h5 53.gxh5 gxh5 54.Kd2 Kc6 55.Be7 f5 56.exf5 Kd7 57.f6 Ke6 58.a7 Bxa7 59.Kc3 Bb6 60.Kxc4 Bc7 61.a4 1-0
2025.08.17 World Youth U16 Olympiad
1561795 Ortiz Menacho, Sebastian Alonso (2001) Casares Ugueto, Santiago de Jesus (2040) 0-1
1.d4 d5 2.c4 e6 3.Nf3 Nf6 4.Nc3 Be7 5.g3 dxc4 6.Qa4+ Bd7 7.Qxc4 Nc6 8.Bg2 Nb4 9.O-O Bc6 10.Ne5 Bxg2 11.Kxg2 O-O 12.a3 Nc2 13.Rb1 Qxd4 14.Qxd4 Nxd4 15.Rd1 Rfd8 16.Be3 Nf5 17.Rxd8+ Bxd8 18.Bf4 Be7 19.e4 Nd4 20.Nf3 Nxf3 21.Kxf3 c6 22.Rd1 Rd8 23.Rxd8+ Bxd8 24.g4 Kf8 25.g5 Nd7 26.h4 f6 27.Kg4 Kf7 28.Be3 Bb6 29.Bxb6 Nxb6 30.b3 a5 31.f4 Nc8 32.gxf6 Kxf6 33.e5+ Kg6 34.Ne4 h5+ 35.Kf3 b6 36.Ng5 Kf5 37.Nf7 Ne7 38.Nd6+ Kg6 39.Ke4 Nd5 40.f5+ exf5+ 41.Nxf5 Kf7 42.Nd4 Ne7 43.Nf3 g6 44.Ng5+ Kg7 45.Ne6+ Kg8 46.Ng5 Nf5 47.e6 Kf8 48.Nf3 Ke7 49.Ne5 Nxh4 50.Nxc6+ Kxe6 51.Kf4 Kf6 52.a4 g5+ 53.Kg3 Nf5+ 54.Kf2 g4 55.Na7 g3+ 56.Kg2 h4 57.Nc8 Ne3+ 58.Kh3 Nd5 59.Nd6 Ke5 60.Nc4+ Kf4 61.Nb2 Kf3 0-1
2023.09.21 I ch-Sudamericano 2023
802638 Ortiz Menacho, Sebastian Alonso (1370) Bedoya Rosales, L (1971) 1/2-1/2
1.e4 c5 2.Nf3 g6 3.d4 Bg7 4.Nc3 cxd4 5.Nxd4 Nc6 6.Be3 Nf6 7.Bc4 O-O 8.Bb3 d6 9.f3 Bd7 10.Qd2 Qa5 11.O-O-O Rfc8 12.Kb1 Ne5 13.h4 Nc4 14.Bxc4 Rxc4 15.Nb3 Qc7 16.g4 Be6 17.Bd4 a5 18.g5 Nh5 19.Bxg7 Nxg7 20.Nd4 Rc8 21.Rhg1 a4 22.a3 Qa5 23.Na2 Qxd2 24.Rxd2 R4c5 25.Nb4 Bc4 26.Kc1 Nh5 27.Ne2 Bxe2 28.Rxe2 Kg7 29.Kd1 Nf4 30.Rd2 h6 31.Rg4 Ne6 32.Nd5 h5 33.Rgg2 Re8 34.f4 Rc6 35.f5 Nc5 36.Nxe7 Rb6 37.f6+ Kf8 38.Kc1 Nxe4 39.Rd4 Nc5 40.Rgd2 Rxe7 41.fxe7+ Kxe7 42.Rf2 Rc6 43.Kd1 Rc7 44.Rf6 Rd7 45.Kd2 d5 46.Rb6 Ne4+ 47.Kc1 Rd6 48.Rxb7+ Ke6 49.Rxa4 Nc5 50.Rbb4 Nxa4 51.Rxa4 f5 52.Kd2 Ke5 53.Ke3 d4+ 54.Kf3 Rc6 55.Ra5+ Kd6 56.Ra4 Kd5 57.Ra5+ Kd6 58.Ra4 Kd5 59.Ra5+ Kd6 60.Ra4 1/2-1/2
2023.09.20 I ch-Sudamericano 2023
802601 Ortiz Menacho, Sebastian Alonso (1370) Laura Saavedra, Miguel Nicanor (1684) 1-0
1.e4 b6 2.d4 Bb7 3.Nc3 e6 4.Bd3 Nf6 5.Nf3 Be7 6.Qe2 O-O 7.Bf4 d5 8.exd5 Nxd5 9.Nxd5 Bxd5 10.c3 Nd7 11.h4 Nf6 12.O-O-O Bxa2 13.Ng5 Bb3 14.Rdg1 c5 15.Be5 h6 16.g4 Bd5 17.Rh3 Nd7 18.Ne4 1-0
2023.09.19 I ch-Sudamericano 2023
802538 Hernandez Ojeda, Garry Anatholy (2022) Ortiz Menacho, Sebastian Alonso (1370) 1-0
1.e4 c5 2.Nf3 Nc6 3.c3 d5 4.exd5 Qxd5 5.d4 Nf6 6.Be2 cxd4 7.cxd4 e6 8.O-O Be7 9.Nc3 Qd8 10.Be3 O-O 11.Rc1 Nb4 12.Qb3 b6 13.Ne5 Bb7 14.a3 Nbd5 15.Bf3 h6 16.Rfe1 Rc8 17.Nxd5 Nxd5 18.Qa4 a6 19.Qd7 Qxd7 20.Nxd7 Rxc1 21.Rxc1 Rd8 22.Nxb6 Nxe3 23.fxe3 Bxf3 24.gxf3 Rb8 25.Rc6 a5 26.Kf1 g5 27.Ke2 Bd8 28.Nc4 Kg7 29.Kd3 h5 30.h3 Kf6 31.Ra6 Ke7 32.Ra7+ Kf8 33.b4 axb4 34.Ne5 Rb5 35.a4 Ra5 36.Rd7 Bb6 37.Rxf7+ Kg8 38.Rb7 Bxd4 39.exd4 Rxa4 40.Ke4 Ra1 41.Rxb4 Re1+ 42.Kd3 Rh1 43.Rb8+ Kg7 44.Rb7+ Kg8 45.Re7 Rxh3 46.Rxe6 1-0
2023.09.18 I ch-Sudamericano 2023
802491 Ortiz Menacho, Sebastian Alonso (1370) Guevara Hilario, Jose Antonio (1861) 1/2-1/2
1.e4 e5 2.Nf3 Nc6 3.Bb5 Nge7 4.O-O g6 5.d4 exd4 6.Nxd4 Bg7 7.c3 O-O 8.Bg5 h6 9.Bh4 Qe8 10.Re1 a6 11.Ba4 b5 12.Nxc6 Nxc6 13.Bb3 Na5 14.Nd2 Nxb3 15.Nxb3 d6 16.Qd2 Rb8 17.Rad1 b4 18.cxb4 Qa4 19.Nc1 Rxb4 20.b3 Qb5 21.f3 Rd4 22.Qe2 Rxd1 23.Rxd1 Qb7 24.Bf2 f5 25.exf5 Bxf5 26.Bd4 Bxd4+ 27.Rxd4 Qb6 28.Qd2 Re8 29.Kf1 Kh7 30.Ne2 Qb5 31.Rb4 Qe5 32.g3 Re7 33.Rd4 h5 34.Kf2 Bd7 35.Re4 Qc5+ 36.Qd4 Rxe4 37.fxe4 Qc2 38.Qf6 1/2-1/2
2023.09.17 I ch-Sudamericano 2023
802449 Soria Castillo, R (1849) Ortiz Menacho, Sebastian Alonso (1370) 0-1
1.e4 c5 2.Nc3 Nc6 3.f4 g6 4.Nf3 Bg7 5.Bc4 e6 6.d3 Nge7 7.O-O O-O 8.Qe1 d5 9.Bb3 b6 10.Qh4 dxe4 11.dxe4 Nd4 12.g4 Ba6 13.Be3 Bxf1 14.Rxf1 Nec6 15.Qh3 Nxf3+ 16.Rxf3 Nd4 17.e5 Nxf3+ 18.Qxf3 f6 19.Ne4 fxe5 20.Ng5 Qxg5 21.Bxe6+ Kh8 22.f5 Qf6 23.Qg3 gxf5 24.gxf5 Bh6 25.Bxh6 Qxh6 26.Qxe5+ Qf6 27.Qc7 Qd4+ 28.Kf1 Qd1+ 29.Kg2 Rg8+ 30.Kf2 Qg1+ 31.Ke2 Rg2+ 32.Kf3 Qf2+ 33.Ke4 Qd4+ 34.Kf3 Qg4+ 35.Ke3 Re2+ 0-1
2023.09.16 I ch-Sudamericano 2023
802379 Ortiz Menacho, Sebastian Alonso (1370) Cahuapaza Tarapaca, Leonardo (1731) 0-1
1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nd7 5.Nf3 Ngf6 6.Ng3 e6 7.Bd3 c5 8.O-O Be7 9.b3 O-O 10.Bb2 b6 11.Qe2 Bb7 12.c4 Qc7 13.Ne4 Rad8 14.Rad1 cxd4 15.Bxd4 Nc5 16.Nxc5 Bxc5 17.Bxf6 gxf6 18.Be4 Bc8 19.Bxh7+ Kg7 20.Bc2 f5 21.Rxd8 Rxd8 22.Rd1 Rxd1+ 23.Bxd1 Bb7 24.Qe5+ Qxe5 25.Nxe5 Be4 26.Kf1 a5 27.f3 Bb1 28.a4 f6 29.Nd7 Bd3+ 30.Ke1 Be3 31.h4 f4 32.c5 bxc5 33.Nb6 Bd4 34.Be2 Bc2 35.Bd1 Bc3+ 36.Ke2 Bg6 37.Nd7 Bb4 38.Kf2 Bf5 39.Be2 e5 40.Nb6 c4 41.Nxc4 Bc2 42.Nb2 Bxb3 43.Bb5 Bc3 44.Nd3 Kh6 45.Ke2 Bd4 46.Nf2 f5 47.Nh1 Bd5 48.g3 e4 49.gxf4 exf3+ 50.Kf1 Kh5 51.Ng3+ Kg4 52.Nh1 Kxh4 53.Nf2 Kg3 54.Nh1+ Kxf4 55.Nf2 Ke3 0-1
2023.09.15 I ch-Sudamericano 2023
802337 Ramirez Ramirez, Anderson (1780) Ortiz Menacho, Sebastian Alonso (1370) 1/2-1/2
1.e4 c5 2.Nf3 g6 3.d4 cxd4 4.Qxd4 Nf6 5.Nc3 Nc6 6.Qa4 d6 7.Bg5 Bg7 8.O-O-O Bd7 9.Bxf6 Bxf6 10.Nd5 Bg7 11.Qa3 O-O 12.Be2 Rb8 13.h4 b5 14.h5 b4 15.Qe3 e6 16.Nf4 Qf6 17.Nd3 Rfc8 18.e5 dxe5 19.hxg6 hxg6 20.Nc5 Be8 21.Ne4 Qe7 22.g4 Rd8 23.g5 Nd4 24.Nxd4 Rxd4 25.Rxd4 exd4 26.f4 e5 27.Qh3 Rb6 1/2-1/2
2023.09.14 I ch-Sudamericano 2023
802302 Ortiz Menacho, Sebastian Alonso (1370) Ccoica Pineda Daryl Merlle Daniel 1-0
1.e4 e5 2.Nf3 Nc6 3.Bb5 d6 4.O-O Bg4 5.d3 Nf6 6.Nbd2 Be7 7.c3 O-O 8.Re1 a6 9.Ba4 b5 10.Bc2 d5 11.Qe2 Bc5 12.h3 Bh5 13.Nf1 h6 14.Ng3 Bg6 15.Bb3 Re8 16.a4 b4 17.a5 Re7 18.Nh4 Kh7 19.Nhf5 Re6 20.exd5 Nxd5 21.Qf3 Nce7 22.Nxe7 Rxe7 23.Bxd5 Rb8 24.Be4 bxc3 25.bxc3 Rb3 26.Bxg6+ fxg6 27.Ne4 Ba7 28.Be3 Bxe3 29.Qxe3 Rb5 30.Reb1 Rd5 31.Rd1 Red7 32.Nc5 Rf7 33.Nxa6 Rf6 34.Nb4 Rdd6 35.a6 Rxa6 36.Nxa6 Rc6 37.Nb4 Rxc3 38.Qe4 Rc5 39.Ra6 Qe8 40.h4 h5 41.Nd5 c6 42.Nf4 Qf7 43.Nxg6 Qxg6 44.Qxg6+ Kxg6 45.d4 exd4 46.Rxd4 Rc1+ 47.Kh2 1-0
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