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
Deep Blue (musician) Deep Blue (musician) Deep Blue is the alias of electronic and drum and bass musician, Sean O'Keeffe. O'Keeffe started producing music in 1991 with the hardcore band 2 Bad Mice, co-writing their hit, "Bombscare". In 1993 he began to write and release under the alias Deep Blue, producing "Helicopter Tune" (also heard in the PSP and PlayStation 2 game "GTA Liberty City Stories" in 2006 and in the game "Midnight Club 3: Dub Edition" in 2005) for the Moving Shadow record label. The track reached number 68 in the UK Singles Chart in April 1994. In 1997, Deep Blue was