Rook vs. Pawn - Part II
Endings of one rook and pawns are about the most common sort of endings arising on the chess board. Yet though they do occur so often, few have mastered them thoroughly. They are often of a very difficult nature, and sometimes while apparently very simple they are in reality extremely intricate. - Jose Capablanca
This is another rough around the edge video containing a ton of pratical value for those willing to seek it out - e.g. reading all captions and pausing the video to answer the questions.