[Event "31st Chicago Open 2022"]
[Site "Chicago USA"]
[Date "2022.05.30"]
[Round "9"]
[White "Posthuma, Joshua"]
[Black "Antipov, M2"]
[Result "1/2-1/2"]
[WhiteTitle "FM"]
[BlackTitle "GM"]
[WhiteElo "2405"]
[BlackElo "2592"]
[ECO "A05"]
[Opening "King's Indian Attack: Symmetrical Defense"]
[PlyCount "31"]

1.Nf3 Nf6 2.g3 g6 3.b3 d5 4.Bb2 c5 5.Bg2 Bg7 6.O-O O-O 7.d3 Qc7 8.c4 d4 9.b4 e5 10.bxc5 Nbd7 11.Nbd2 Nxc5 12.Nb3 Nfd7 13.Rb1 Rd8 14.Ba3 Rb8 15.Ng5 h6 16.Nxc5 1/2-1/2