[Retros] Retros Digest, Vol 146, Issue 2

Nicolas Dupont Nicolas.Dupont at univ-lille1.fr
Fri Sep 2 10:33:10 EDT 2016


> (49,0,0) in 7.0 moves:  1. h4 h5 2. T-h3  Th6  3. Ta3 Tf6  4. Txa7 Txf2
>  5.Ta3 Ta4  6.Tg3 Tf4  7. Tg7 Txf1#

Is it possible to construct a purely orthogonal mate without any  
capture, ie some NC#(a,0,0)?



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