Learn How to Promote a Passed Pawn: Rook Endgame
This chess endgame is a classic lesson in using rook activity to force a promotion race. The side with the more active rook can create checks, win the enemy rook, and then escort a passed pawn to the queening square. In rook endgames, king activity and passed pawns matter more than raw material, so even equal material can hide a decisive edge. The key is to calculate forcing moves and understand when simplification favors the stronger passer.