23. … R-Kt5 24. R-K1 QR-KKt1 25. Kt-K5
Black was threatening BxKt, followed by R-R5 and P-B5
25. … KtxKt 26. PxKt Q-Kt4 27. Q-R5 BxPch 28. K-Kt1 RxKt?
QxQ and B-K5ch was simple and effective.
29. RPxR BxR 30. QxQ BxQ 31. KxB R-Q1 32. P-B4
R-Q1 is much more promising, although it means the loss of a pawn (RxR and B-B8, etc.). With Bishops of different colour the game is not easy to win even now.
32. … R-Q7 33. PxB RxB 34. R-Q1 RxKtP 35. R-Q7 K-Kt2 36. RxRP R-QB7
He could have played P-Kt5 at once.
37. R-R5 R-QKt7 38. P-R4
R-R3 would only have drawn out the agony a little longer.