https://www.chess.com/lessons/rook-and-other-endgames/rook-and-rook-pawn-on-seventh-vs-rook
Rook and Rook-pawn on seventh vs. Rook | Chess Lessons - Chess.com
In this problem, the White pawn is one square away from Queening but its King is trapped in front of it, preventing the poor pawn from advancing.
rook and pawnchess lessonsseventhvs
https://www.chess.com/lessons/rook-and-other-endgames/passive-rook-and-pawn-on-sixth-vs-rook
Passive Rook and pawn on sixth vs. Rook | Chess Lessons - Chess.com
White wins this position because his King can take over guard duty of a6 and release the entombed White Rook.
rook and pawnchess lessonspassivesixthvs
https://www.chess.com/lessons/rook-and-other-endgames/rook-and-pawn-on-the-fourth-vs-rook
Rook and pawn on the fourth vs. Rook | Chess Lessons - Chess.com
This will be the only problem that deals with pawns below the fifth rank simply because the theory is too complicated for our present purposes.
rook and pawnon thechess lessonsfourthvs
https://www.chess.com/lessons/rook-and-other-endgames/passive-rook-and-pawn-on-sixth-vs-rook-the-tarrasch-defense
Passive Rook and pawn on sixth vs. Rook. The Tarrasch Defense | Chess Lessons - Chess.com
Black's Rook can't get behind the passed pawn and his King is far away. Sounds bad, doesn't it?
rook and pawn