In chess, a rook and pawn ending refers to a situation where only a rook and one or more pawns remain on the board for each player. This type of ending is considered one of the most challenging and difficult to win, as it often requires precise calculation and a deep understanding of positional elements. In a rook and pawn ending, the rook's role is to control the open files and provide support to the pawns. The pawns, in turn, are used to create passed pawns and restrict the opponent's rook. The player with the majority of pawns or the more advanced pawns often has the advantage, as they can use their pawns to create passed pawns or restrict the opponent's rook. It is important for a player to understand the different techniques used to create passed pawns, restrict the opponent's rook, and convert a rook and pawn ending into a win. In this episode, GM Ramesh discusses how to defend when we are two pawns down and they are h and f pawns.