Stockfish
PGN
| Event | 11th Leiden Open A 2017 |
| Site | Leiden NED |
| Date | 2017.07.17 |
| Round | 4.3 |
| White | GM Ikonnikov, Vy |
| Black | FM Ypma, P |
| Result | 1/2-1/2 |
| WhiteElo | 2538 |
| BlackElo | 2283 |
| ECO | A55 |
| PlyCount | 144 |
Moves
1.d4 d6 2.Nf3 Nd7 3.c4 Ngf6 4.Nc3 e5 5.e4 Be7 6.Be2 c6 7.O-O Qc7 8.Qc2 h6 9.b4 g5 10.d5 Nf8 11.dxc6 bxc6 12.b5 Ne6 13.bxc6 Qxc6 14.Be3 Nf4 15.Bxf4 gxf4 16.Rfd1 Kf8 17.Rac1 Rg8 18.c5 Qxc5 19.Qd3 Qa3 20.Nd2 Be6 21.Nc4 Bxc4 22.Qxc4 Kg7 23.Nb5 Qc5 24.Nxd6 Bxd6 25.Qxc5 Bxc5 26.Rxc5 Nxe4 27.Rxe5 Nc3 28.Re1 Rae8 29.Bh5 Rxe5 30.Rxe5 Rb8 31.h4 Rb5 32.Rxb5 Nxb5 33.Kf1 Nc3 34.a3 Kf6 35.Ke1 Ke6 36.Be2 Kd5 37.Bd3 Kd4 38.Kd2 Nd5 39.Bc2 Nc3 40.Bh7 f6 41.Bg6 Nb5 42.a4 Nd6 43.Ke2 Nc4 44.Bf5 Ne5 45.a5 Kc5 46.a6 Kb6 47.Bc8 f3+ 48.gxf3 Nc4 49.f4 Nd6 50.Be6 Kxa6 51.Kf3 h5 52.Ke3 Kb5 53.Kd4 Kc6 54.Bd5+ Kd7 55.Bf3 Nf5+ 56.Ke4 Ng7 57.Kd5 a5 58.Bd1 Ke7 59.Kc5 Ne6+ 60.Kb5 Nxf4 61.Kxa5 Kf7 62.Kb4 Kg6 63.Kc3 Ng2 64.Kd4 Nxh4 65.Ke4 Ng2 66.Kf3 Nh4+ 67.Ke4 Kg5 68.f4+ Kg6 69.Be2 f5+ 70.Ke5 Ng2 71.Bxh5+ Kxh5 72.Kxf5 Nxf4 1/2-1/2
