[Event "Pandolfini's Endgame Course"] [Site "by Bruce Pandolfini"] [Round "0"] [White "Endgame 213"] [Black "Active Defense"] [Result "1/2-1/2"] [FEN "8/8/8/6k1/1p6/7R/2K4p/7r w - - 0 1"] 1. Kb2 b3 2. Rh8 Kg4 3. Rh7 Kg3 4. Rg7+ Kf2 5. Rh7 {#d} 1/2-1/2