Four-player chess written c. 1500. The "Tithitattva" of Raghunandana describes such a version, which continued to be played into the 20th century. The first documented example of a modern four-player chess system was written by Captain George Hope Verney in England in 1881. The most common form of play is two vs. two in which allied pieces cannot eliminate each other, but help the others in defense and offense. The allied players sit across from each other and help checkmate the people to the left and right of them. The game is over when both opposing kings are checkmated. If only one
Bughouse chess when captured. In play over the board, a promoted pawn can be put on its side to indicate promotion. A pawn placed on the second rank may move two squares on its first move. Each player must keep the reserve or stock pieces on the table in front of the board, always visible to all players of the game. Bughouse chess is usually played with chess clocks to prevent players from waiting indefinitely for a piece. Clocks are placed on the outside so that each player can see both clocks. At the start of the game, the players with the