[Retros] Double double checkmate

Noam Elkies elkies at math.harvard.edu
Fri Oct 4 23:55:15 EDT 2002


So, into which type(s) would each of these 5.5 movers be classified?...

1 d4 h5 2 d5 Rh6 3 d6 Re6 4 de f6 5 Q:d7+ Kf7 6 e8B(Q)## (C+ as usual)

NDE




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