very imperfect little article dealing with Block problems, which I called “ Difficulty in Two-Movers,” as I agree with Mr. Prideaux that com- plete Blocks, with no pure waiting key to be found, are the most dificult field of bi-move composition and solution. In the last two vears I have studied the… … Mate in two. Mate in two. I.—The complete Block, with pure waiting move. This division includes a very large number of problems, in general not dithcult of solution. II.—The complete Block, with added mates. Here White’s only waiting move key gives additional freedom to some Black piece, and some…
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