Chess is an indoor competitive game played between two players. It is being played in tournaments, online or at home. The origin of chess is traced to India, approximately to the 6th century. The military had four divisions known as "infantry", "cavalry", "elephant" and "chariot." These names are represented in the chess game as: pawn, knight, bishop and the rook respectively. In the 9th century, the game was introduced to Western Europe and Russia.