Uncovering the Bishop, which now acts along the long diagonal, and at the same time preventing P - K 5, which would be answered by Kt × B; P × Kt, Kt × P; etc., winning a Pawn.
| 14. Kt - Q 5 | P - R 3 |
Black drives the Bishop away so as to unpin his pieces and be able to manœuvre freely.
| 15. B - Q 3 | B - K 3 |
Preparing the onslaught. Black's pieces begin to bear against the King's position.
| 16. P - B 3 |
With the last move White not only blocks the action of Black's K B, but he also aims at placing his Bishop at Q Kt 1 and his Queen at Q B 2, and then advancing his K P, to check at K R 7.
| 16. ........ | P - B 4 ! |