[Event "Modern book"]
[Round "9"]
[White "MCGP2024"]
[Black "Maia1900 6ply"]
[Result "0-1"]
[ECO "E90"]

1.Nf3 g6 2.d4 Bg7 3.c4 d6 4.Nc3 Nf6 5.e4 O-O 6.h3 e5 7.d5 a5 8.Be3 Na6 9.a3 {Out of book} 9...Nd7 $6 {Deep HIARCS 15.3: +0.40/21} ( 9...Nc5 {Deep HIARCS 15.3: +0.05/23} 10.Nd2 Bd7 11.Be2 a4 12.g4 h6 13.h4 Nh7 14.g5 hxg5 15.h5 gxh5 16.Bxc5 dxc5 17.Rxh5 Qf6 18.Bg4 Bxg4 19.Qxg4 Qf4 20.Qg3 Bf6 21.O-O-O Qxg3 22.fxg3 g4 ) 10.Rb1 $6 {Deep HIARCS 15.3: +0.07/23} ( 10.Be2 {Deep HIARCS 15.3: +0.40/21} 10...f5 11.b4 Nf6 12.O-O Nxe4 13.Nxe4 fxe4 14.Nd2 Qh4 15.c5 Bh6 16.Qb3 Bf5 17.Bxh6 Qxh6 18.Nc4 g5 19.cxd6 cxd6 20.Nxa5 Rf7 21.Rfd1 Qg6 22.Qe3 g4 23.hxg4 ) 10...f5 11.exf5 $6 {Deep HIARCS 15.3: -0.44/23} ( 11.Bd3 {Deep HIARCS 15.3: +0.18/22} 11...Nac5 12.Bc2 Nxe4 13.Bxe4 fxe4 14.Nd2 Nf6 15.O-O Nh5 16.Ndxe4 Nf4 17.Qd2 Bd7 18.f3 Qh4 19.c5 dxc5 20.Nxc5 Rf7 21.N3e4 Qh5 22.Bxf4 exf4 23.d6 Qe5 ) 11...gxf5 12.Bc1 Nac5 $6 {Deep HIARCS 15.3: -0.53/21} ( 12...e4 {Deep HIARCS 15.3: -0.87/22} 13.Nd4 Ne5 14.Be2 Nc5 15.O-O Qh4 16.f4 Ned3 17.Be3 Bxd4 18.Bxd4 Nxf4 19.Kh2 Qg5 20.Rg1 Nxe2 21.Qxe2 Nb3 22.Bf2 Bd7 23.h4 Qh6 24.Rge1 Rae8 25.Kg1 e3 26.Bxe3 Qxh4 ) 13.Bg5 $2 {Deep HIARCS 15.3: -1.98/22} ( 13.b4 {Deep HIARCS 15.3: -0.53/21} 13...e4 14.Nd4 Nd3+ 15.Bxd3 Bxd4 16.Ne2 Bb6 17.Bc2 Ne5 18.O-O axb4 19.Rxb4 Qh4 20.Nf4 Kh8 21.Rb3 Rg8 22.Qe2 Bd7 23.Kh1 Be8 24.g3 Qh6 25.Bb2 Bf7 26.Rb4 Rg7 ) 13...Qe8 14.Nb5 Na6 $6 {Deep HIARCS 15.3: -0.93/20} ( 14...e4 {Deep HIARCS 15.3: -1.78/21} 15.Nxc7 Qg6 16.Be7 exf3 17.Bxf8 Nxf8 18.Qxf3 Rb8 19.Be2 f4 20.O-O Bf5 21.Rbd1 Be4 22.Qg4 Bxb2 23.Nb5 Qxg4 24.hxg4 Be5 25.Nd4 Re8 26.Nb5 Nfd7 27.Nc7 Rb8 28.Nb5 Bg6 29.Nc7 Rc8 30.Nb5 Re8 31.f3 ) 15.Qd2 $2 {Deep HIARCS 15.3: -2.97/21} ( 15.Nd2 {Deep HIARCS 15.3: -0.93/20} 15...f4 16.Ne4 h6 17.Bh4 Qg6 18.f3 Nf6 19.Qc2 Nxe4 20.fxe4 c6 21.Nc3 Bd7 22.Bf2 Kh7 23.Rd1 Nc7 24.b4 axb4 25.axb4 cxd5 26.cxd5 ) 15...f4 16.Rd1 Ndc5 17.Qxa5 $6 {Deep HIARCS 15.3: -4.65/23} ( 17.Be2 {Deep HIARCS 15.3: -3.42/21} 17...e4 18.O-O exf3 19.Bxf3 Qe5 20.h4 Qxb2 21.Bxf4 Bf5 22.Qxb2 Bxb2 23.Bh6 Rfe8 24.Be3 Bd3 25.Nxc7 Nxc7 26.Bxc5 Bxf1 27.Bxd6 Bxc4 28.Bxc7 Be2 29.Bxe2 Rxe2 30.d6 Rc2 31.Bb6 Bf6 32.f3 Rb2 33.Bd4 Bxd4+ 34.Rxd4 Rf8 ) 17...e4 18.Nfd4 e3 19.f3 Qg6 20.h4 h6 21.Nxc7 $2 {Deep HIARCS 15.3: -10.13/21} ( 21.Qc3 {Deep HIARCS 15.3: -4.13/19} 21...c6 22.dxc6 bxc6 23.Qc2 Qxc2 24.Nxc2 hxg5 25.Nxd6 Bxb2 26.Be2 Bc3+ 27.Kf1 Be6 28.hxg5 Rad8 29.Rh6 Kg7 30.Nb4 Nxb4 31.axb4 Bxb4 32.Ne4 Rxd1+ 33.Bxd1 Re8 34.Be2 Nxe4 ) 21...Nxc7 22.Qxc7 hxg5 23.h5 Qf6 24.Qb6 g4 25.Be2 gxf3 26.Bxf3 Ra6 27.Qb4 Qg5 28.Kf1 Ra4 29.Qc3 Qg3 $1 30.Qe1 Rxc4 31.Nb5 Rc2 32.Kg1 e2 $1 33.Qxg3 fxg3 34.Bxe2 Rxe2 35.b4 {White loses 0.54 pawn per move (3 mistakes, 3 inaccuracies), Black loses 0.07 pawn per move (3 inaccuracies).} 0-1