By this and his next move Black again directs all his attention to the d4-square.

Opening a new front. The game concluded:

Zugzwang.

White resigned.

Preparing a blockade on e4.

Obviously 1...Rxf5 just helps White to accomplish his plan by 2.Ne4.

Winning the battle for the e4-square.

3...gxf3 4.Rxf3 Bf4 5.Be3 , with ideas like Rg1+, White obtains a strong initiative.

Clearing the d1-h5 diagonal for the queen with excellent attacking prospects.