[Event "Pandolfini's Endgame Course"] [Site "by Bruce Pandolfini"] [Round "0"] [White "Endgame 200"] [Black "Maintaining the Barrier"] [Result "1-0"] [FEN "5r2/4k3/6P1/8/6K1/8/8/5R2 w - - 0 1"] 1. Rf5 Rf6 2. Kg5 Ra6 3. g7 Ra1 4. Kg6 Rg1+ 5. Kh7 Rh1+ 6. Kg8 Rh2 7. Rf4 {#r} 1-0