History of chess were finalized in the early 19th century. The modern move of the queen may have started as an extension of its older ability to once move two squares with jump, diagonally or straight. Marilyn Yalom says that the new move of the queen started in Spain: see history of the queen. In some areas (e.g. Russia), the queen could also move like a knight. A poem "Caïssa" published in 1527 led to the chess rook being often renamed as "castle", and the modern shape of the rook chess piece; see Vida's poem for more information. An Italian player, Gioacchino Greco,
History of chess theory is no longer considered tenable. In Sanskrit, "chaturanga" (चतुरङ्ग) literally means "having four limbs (or parts)" and in epic poetry often means "army" (the four parts are elephants, chariots, horsemen, foot soldiers). The name came from a battle formation mentioned in the Indian epic Mahabharata. The game chaturanga was a battle-simulation game which rendered Indian military strategy of the time. Some people formerly played chess using a die to decide which piece to move. There was an unproven theory that chess started as this dice-chess and that the gambling and dice aspects of the game were removed because of