White to play. Is this game a win for White, Black, or a draw?
This game is a win for White.
1. c7 Rd6+ 2. Kb5 Rd5+ 3. Kb4 Rd4+ 4. Kb3 Rd3+ 5. Kc2! Rd4! 6. c8=R! Ra4 7. Kb3 Now Black will either lose the rook, or get mated in one. If White promoted a Queen instead of a Rook, then 6... Rc4+ would lead to 7. Qxc4, which is a stalemate.