bughouse chess
exchange chess
Siamese chess
tandem chess

Bughouse chess is usually played with chess clocks to prevent players from waiting indefinitely for a piece.

Bughouse chess is controversial among scholastic chess teachers.

The pawn relatively gains importance in bughouse chess, its very limited mobility does not handicap reserve pawns.

Bughouse chess (also known as transfer chess or exchanged chess) is a version of the game chess.

In three board bughouse chess the middle player is the key since he gets material from two boards, but has to decide how to divide the captured pieces.

Supply Chess: Similar to the Western chess variant, Bughouse Chess, this variant features the ability to re-deploy captured pieces, similar to a rule in shogi.

Crazyhouse (also known as Drop chess, Mad chess, Reinforcement chess, Turnabout chess, or Schizo-chess) is a chess variant similar to bughouse chess, but with only two players.

Bughouse chess (or Double chess, Exchange chess, Siamese chess, Swap chess, Tandem chess, Matrix chess, Transfer Chess, Advanced Teamwork Chess): two teams of two players face each other on two boards.

Bughouse chess (also known as Exchange chess, Siamese chess, Tandem chess, Transfer chess, Double bughouse, Cross chess, or simply bughouse or bug) is a popular chess variant played on two chessboards by four players in teams of two.

"Only a couple of radiomen on a pair of merchant ships exchanging chess moves."

In exchange chess, four players on two teams play on two boards with each team taking one white and one black side.

Bughouse chess (also known as transfer chess or exchanged chess) is a version of the game chess.

On Sunday, when the Jets play host to the New England Patriots, Mangini will exchange chess moves with Belichick, the man from whom he learned N.F.L. strategies, coaching survival skills and Super Bowl victory speeches.

Bughouse chess (or Double chess, Exchange chess, Siamese chess, Swap chess, Tandem chess, Matrix chess, Transfer Chess, Advanced Teamwork Chess): two teams of two players face each other on two boards.

Bughouse chess (also known as Exchange chess, Siamese chess, Tandem chess, Transfer chess, Double bughouse, Cross chess, or simply bughouse or bug) is a popular chess variant played on two chessboards by four players in teams of two.

Bughouse chess (or Double chess, Exchange chess, Siamese chess, Swap chess, Tandem chess, Matrix chess, Transfer Chess, Advanced Teamwork Chess): two teams of two players face each other on two boards.

Bughouse chess (also known as Exchange chess, Siamese chess, Tandem chess, Transfer chess, Double bughouse, Cross chess, or simply bughouse or bug) is a popular chess variant played on two chessboards by four players in teams of two.

This variation is common in Europe and is sometimes referred to as tandem chess.

The earliest recorded tandem chess happened in 1892.

After the Kings and Queens tandem chess matches the players flew to Jinan to play normal chess in the Three Arrows Cup.

Bughouse chess (or Double chess, Exchange chess, Siamese chess, Swap chess, Tandem chess, Matrix chess, Transfer Chess, Advanced Teamwork Chess): two teams of two players face each other on two boards.

Bughouse chess (also known as Exchange chess, Siamese chess, Tandem chess, Transfer chess, Double bughouse, Cross chess, or simply bughouse or bug) is a popular chess variant played on two chessboards by four players in teams of two.