21...exf4?! [Even though after this move Black is still better, he has a stronger option:]
[21...d5! This strong move is neglected by dutch super GM Anish Giri. 22.exd5 Nxd5 △N×f4 23.Nxd5 (23.Red3 Nxf4 24.Nxf4 exf4 25.b4 Nf8 26.Bb3 Rxd3 27.Rxd3 Qe7–+) 23...Qxc2 24.Ba1 exf4! 25.Rxe8+ Rxe8 26.Nexf4 Bxa1 27.Rxa1 Qxb3–+]
22.Qxf4 Ne5 23.Ng3? [White places the knight in a passive position. He should have tried to play for equality with the following continuation:]
[¹23.Nd4! Nh5 24.Qh4 Bf6 25.Qh3 Qc5 26.Nd5! Bxd5 27.exd5 Qxd5 28.Ree1³]
23...Nfg4 24.Re2 Bh6 25.Qf1 Ne3 26.Rxe3 Bxe3-/+ 0–1
[21...d5! This strong move is neglected by dutch super GM Anish Giri. 22.exd5 Nxd5 △N×f4 23.Nxd5 (23.Red3 Nxf4 24.Nxf4 exf4 25.b4 Nf8 26.Bb3 Rxd3 27.Rxd3 Qe7–+) 23...Qxc2 24.Ba1 exf4! 25.Rxe8+ Rxe8 26.Nexf4 Bxa1 27.Rxa1 Qxb3–+]
22.Qxf4 Ne5 23.Ng3? [White places the knight in a passive position. He should have tried to play for equality with the following continuation:]
[¹23.Nd4! Nh5 24.Qh4 Bf6 25.Qh3 Qc5 26.Nd5! Bxd5 27.exd5 Qxd5 28.Ree1³]
23...Nfg4 24.Re2 Bh6 25.Qf1 Ne3 26.Rxe3 Bxe3-/+ 0–1