Ply (game theory) consists of one proposed move by the machine and one anticipated reply by the opponent"). In computing, the concept of ply is important because one ply corresponds to one level of the game tree. The Deep Blue chess computer which defeated Kasparov in 1997 would typically search to a depth of between six and sixteen plies to a maximum of forty plies in some situations. Ply (game theory) In two-player sequential games, a ply is one turn taken by one of the players. The word is used to clarify what is meant when one might otherwise say "turn". The word
1997 BDO World Darts Championship recent occasion that this has occurred. The prize money was £152,400. There was also a 9 Dart Checkout prize of £52,000, along with a High Checkout prize of £1,600. 1997 BDO World Darts Championship The 1997 Embassy World Professional Darts Championship was held from 4–12 January 1997 at the Lakeside Country Club in Frimley Green, Surrey. It was won by Les Wallace, who became the second Scotsman to become World Darts Champion after Jocky Wilson won it twice in 1982 and 1989. Wallace defeated Wales' Marshall James 6-3 in the final. Wallace also became the first left-handed player to win