In addition to checkmate, the game can be won by of the opponent, which typically occurs when too much material is lost or checkmate appears inevitable.
There are also several ways a game can end in a draw.
(A minority view holds that chess originated in China.) The pieces assumed their current powers in Spain in the late 15th century; the rules were standardized in the 19th century.
The first generally recognized World Chess Champion, Wilhelm Steinitz, claimed his title in 1886.
Hugh Grant and Alicia Witt's characters played strip chess in a scene in ''Two Weeks' Notice''.
The rules for this particular movie version aren't known, but it seemed to have the same ultimate goal of the above versions.
The winner is the one who has collected the most clothes. In April, 2002 some players engaged in a PG version of strip chess to promote Gordon's Gin.
They used the one piece of clothing off per capture.
The game was derived from the Indian game chaturanga, which is also the likely ancestor of the Eastern strategy games xiangqi, janggi, and shogi.
Checkers, Go, Othello: whichever game you choose, make sure that the rules for the removal of the clothes is fair for everyone involved.
That means boys don't cheat the girls and girls don't cheat the boys.
I have written a new book, published January 2010, inspired by recent evidence on the dating of Jaques that became available because the archives of The Times came on line and many readers sent me photos of dated sets.
I also used it as an opportunity to write up my growing interest in BCC sets and Jaques non-Staunton sets.