There are two rooks between two bishops in the diagram. The play allows all four possible Grimshaw interference pairs.
Van Dijk, Nils
Schakend Nederland 1963
4th Prize
mate in 2 moves
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Blog about chess problems
There are two rooks between two bishops in the diagram. The play allows all four possible Grimshaw interference pairs.
Van Dijk, Nils
Schakend Nederland 1963
4th Prize
mate in 2 moves