Author: Uri Blass
Date: 11:42:09 09/29/02
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On September 29, 2002 at 13:53:22, Anthony Cozzie wrote: >On September 29, 2002 at 09:02:17, Charlie GOLD wrote: > >> >> What machines find the mate? This is from Chess Life, Sep. 2002, page >>42. >> [D] 7K/7P/8/8/4Q2p/8/4R1rp/6rk w - - > This one is pretty easy, even zappa finds it in less than a second. I'm sure >it would find the shorter mate if it searched longer, but zappa stops when it >finds 'a' mate - in this case mate in 8. Zappa requires 2 pieces [King + >Something] on the board to test for null move so it has no problems. No The zunzwang happens when all the pieces on the board and Zappa did not find the shortest mate. Uri
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