Test your chess: Reitstein problem 195

allanbeardsworth

White to play and win

Position after Rf8-f2

M Blieden v BE Siegheim 1912

In the game, white played 1 Qg3, preventing Qf4, and the game went on: I don’t know the eventual result. Reitstein says that white missed a winning move here, and after ruling out 1 Qh6??, which hangs the queen, it became a choice between 1 Qe6+ and 1 Qc8+.

I found choosing between the two hard, but eventually plumped for 1 Qe6+!, which was the correct choice! but I missed why 1 Qc8+ was poorer.

Black has four moves. 1….Kh8 and 1…Kh7 can be dealt with summarily: 2 Qe8+ Kh7 3 Qg6+ and 4 Qg7 mate against 1…Kh8, and the same mate one move earlier after 1…Kh7.

The main other thing to see is how to defeat 1…Rf7: 2 Rf1! wins the rook, and there are no good checks. So the final tax is to defeat…

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