Pawn Ranks
Assume pawn on the "a" file in these cases.
- 7th. Put the rook behind the pawn and check the king when it touches the pawn. Keep your king on g7 or h7. Silman pg 227. De la Villa ending 65.
- 6th. Vancura position. Put the rook on f6 and the king on g7. Check along the f file as Black's king has nowhere to hide. Silman pg 232. De la Villa ending 66.
Links
Matthew Sadler's Rook and Pawn vs Rook series
Soapstone's Studio Series