[Retros] Pawn to-the-6th rank mates, III-V

[Nicolas.Dupont at math.univ-lille1.fr]

>> Category V:

>> bxc6#/...bxc3# etc., double checkmate (with/without en

>> passant)

>

> Is it theorically possible without ep ?


Arggg, of course it is (check by the thematic pawn, discovering a piece
after having captured). I'm gonna find an example tomorrow.