[Event "3rd Cambridge Int Open"]
[Site "Cambridge ENG"]
[Date "2025.05.28"]
[Round "5.8"]
[White "Iyengar, I"]
[Black "Yoon, Jacob D"]
[Result "0-1"]
[WhiteElo "1979"]
[BlackElo "2250"]
[ECO "A43"]
[PlyCount "80"]

1.d4 Nf6 2.Nf3 c5 3.d5 b5 4.c4 b4 5.Bf4 e6 6.Qc2 exd5 7.cxd5 Bb7 8.e4 Qe7 9.Be5 Nxd5 10.exd5 Bxd5 11.Qe2 Bxf3 12.gxf3 Nc6 13.Bg3 Nd4 14.Qxe7+ Bxe7 15.Kd1 d5 16.Nd2 O-O 17.Rc1 c4 18.Rg1 Nc6 19.Bh3 f5 20.Bf4 g6 21.Re1 Kf7 22.Bf1 Rfd8 23.Kc2 g5 24.Be5 Rac8 25.f4 gxf4 26.Bh3 Bf6 27.Nf3 Bxe5 28.Nxe5+ Kf6 29.Nxc6 Rxc6 30.Bg2 Rc5 31.b3 Ra5 32.Ra1 Ra3 33.Kb2 f3 34.Bxf3 d4 35.Be2 d3 36.Bf1 c3+ 37.Kb1 c2+ 38.Kb2 d2 39.Kxc2 dxe1=N+ 40.Rxe1 Rxa2+ 0-1