What is the maximum number of moves that can be played in a single chess game, including all possible moves and variations?

Answer 1

The maximum number of moves that can be played in a single Chess game, including all possible moves and variations, is estimated to be around 5,949 moves. This is based on the 50-move rule in chess, where a game can be declared a draw if 50 consecutive moves are made without any pawn movement or capture.