When a lone bishop can stop a passed pawn — and when the wrong colour means it never could.
Judge whether the bishop can reach the pawn’s path or promotion square before the pawn breaks through.
Judge whether the bishop can reach the pawn’s path or promotion square before the pawn breaks through.
Judge whether the bishop can reach the pawn’s path or promotion square before the pawn breaks through.
Judge whether the bishop can reach the pawn’s path or promotion square before the pawn breaks through.
Judge whether the bishop can reach the pawn’s path or promotion square before the pawn breaks through.
Judge whether the bishop can reach the pawn’s path or promotion square before the pawn breaks through.
Judge whether the bishop can reach the pawn’s path or promotion square before the pawn breaks through.
Judge whether the bishop can reach the pawn’s path or promotion square before the pawn breaks through.
Judge whether the bishop can reach the pawn’s path or promotion square before the pawn breaks through.
Judge whether the bishop can reach the pawn’s path or promotion square before the pawn breaks through.
Judge whether the bishop can reach the pawn’s path or promotion square before the pawn breaks through.
Judge whether the bishop can reach the pawn’s path or promotion square before the pawn breaks through.
Judge whether the bishop can reach the pawn’s path or promotion square before the pawn breaks through.
Judge whether the bishop can reach the pawn’s path or promotion square before the pawn breaks through.
Judge whether the bishop can reach the pawn’s path or promotion square before the pawn breaks through.
Judge whether the bishop can reach the pawn’s path or promotion square before the pawn breaks through.
Judge whether the bishop can reach the pawn’s path or promotion square before the pawn breaks through.
Judge whether the bishop can reach the pawn’s path or promotion square before the pawn breaks through.
Judge whether the bishop can reach the pawn’s path or promotion square before the pawn breaks through.
Judge whether the bishop can reach the pawn’s path or promotion square before the pawn breaks through.
Judge whether the bishop can reach the pawn’s path or promotion square before the pawn breaks through.
Judge whether the bishop can reach the pawn’s path or promotion square before the pawn breaks through.
Face every course position without guidance. Reveal a hint only when you need one.