Stockfish
PGN
| Event | 126th US Open 2026 |
| Site | Grand Rapids, MI USA |
| Date | 2026.08.09 |
| Round | 9.5 |
| White | IM Kostolansky, Sebastian Lukas |
| Black | FM Johnson, Donald |
| Result | 1-0 |
| WhiteElo | 2425 |
| BlackElo | 2242 |
| ECO | B51 |
| Opening | Sicilian Defense: Moscow Variation |
| PlyCount | 83 |
Moves
1.e4 c5 2.Nf3 d6 3.Bb5+ Nd7 4.O-O a6 5.Bd3 Ngf6 6.Re1 e6 7.Bf1 b6 8.d4 cxd4 9.Nxd4 Bb7 10.f3 Be7 11.c4 Qc7 12.Nc3 O-O 13.Qd2 Rac8 14.b3 b5 15.cxb5 Qxc3 16.Qxc3 Rxc3 17.bxa6 Ba8 18.a4 Rcc8 19.Ba3 Nc5 20.a5 Ncxe4 21.fxe4 Nxe4 22.b4 Bh4 23.g3 Bf6 24.Rad1 Ng5 25.Re3 e5 26.Ne2 d5 27.h4 Ne6 28.b5 d4 29.Bxf8 dxe3 30.Bd6 Bf3 31.b6 Rd8 32.b7 Nd4 33.Nxd4 exd4 34.Re1 Rxd6 35.b8=Q+ Rd8 36.a7 g5 37.Bg2 g4 38.Bxf3 gxf3 39.Qxd8+ Bxd8 40.a8=Q f2+ 41.Kf1 fxe1=Q+ 42.Kxe1 1-0
