NOT KNOWN FACTS ABOUT CHESS

In the example diagram, both facet possessing the shift is in zugzwang: Black to move have to Participate in 1...Kb7 making it possible for White to market the pawn right after 2.Kd7; White to move have to allow a attract, both by 1.Kc6 stalemate or by dropping the pawn following some other lawful transfer.Such as, king and pawn endgames contain on