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Originally posted by KingOnPoint
Referring to the very first post and example. . .Why can't the pawn becoming a bishop on the last rank have put the black king in check? Thus, move #1 could be Kh8 and move #2 could be Kf8?

That makes no sense.

Originally posted by KingOnPoint
Referring to the very first post and example. . .Why can't the pawn becoming a bishop on the last rank have put the black king in check? Thus, move #1 could be Kh8 and move #2 could be Kf8?

White's pawns are going the other way.

Originally posted by aging blitzer
are you thinking white has just played b4? So if he plays it again black must capture en passent as that is his only legal move, and then Nxb3 mate

Precisely.

To be fair, I wasn't precise enough.
I should have said b2b4.
If the last move was b3b4 en-passent would not be available.