| 21. | Q to K 2 | ... |
White has now lost the attack, and is virtually on the defensive. He is obliged to move his Queen, because Black threatens 21. ... B takes P, discovering an attack upon the Queen with his Rook.
| ... | 21. | B to K 3 | |
| 22. | R takes R | 22. | R takes R |
| 23. | B to Kt 3 | 23. | K to R 2 |
A good move, because White threatens, in case Black should exchange Bishops, to win the Queen with either Kt to B 5: ch., P takes Kt; Kt takes P: ch., K moves; Kt takes Q.
| 24. | B takes B | 24. | Q takes B |
White, having failed in his attack, exchanges pieces, so as to simplify the position, hoping thus to be able to draw the game.
| 25. | P to R 3 | 25. | Q to Q 3 |
Doubly occupying the "open file," and so preventing White from moving 26. R to Q sq., and forcing his Rook off the "file," or an exchange of Rooks. But he would have done better to play 25. ... Q to Q 2, as White's next move will show.
| 26. | Q to B 3 | 26. | Q to K 3 |
Black has lost a move by not playing 25. ... Q to Q 2, for now he cannot move his Queen away from the protection of the Knight, and the Knight