Author: Heiner Marxen
Date: 08:53:59 04/20/00
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On April 20, 2000 at 08:41:53, Robert Hyatt wrote: >On April 20, 2000 at 08:40:08, Robert Hyatt wrote: > >>On April 20, 2000 at 07:38:01, guy haworth wrote: >> >>>The "Guinness Book of Chess Records" notes the following records for mobility. >>>Unfortunately, it does not give the positions behind these records. Maybe >>>others here can do that. >>> >>>MAXIMUM MOBILITY >>> >>>32 men in legal position (no promoted pawns) ... >>> 164 moves: Oskar E. Vinje, Fairy Chess Review (1939) >>> >>>A legal position, allowing obtrusive (i.e. 'created by promotion') force ... >>> 324 moves: Nenad Petrovic, Fairy Chess Review (1946) >>> >> >> >>this number seems wrong. Several have looked at this over the years, with a >>best number of something like 218 or 219. I have _never_ seen a position, >>contrived of legal pieces, where the mobility was that high... > > >maybe I misread this? IE is this mobility for _both_ sides combined, or just >for one side? You are right, that is the combined mobility for both sides (according to my sources). The position was: 1QqQqQq1/r6Q/Q6q/q6Q/B2q4/q6Q/k6K/1qQ1QqRb For one side 218 is the mobility record. Heiner
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