 Although some of its faults were known in 1965 and were corrected in the Greenblatt program at MIT Project MAC, Kotok-McCarthy was no longer in development and was three years out of date.Georgy Adelson-Velsky, Vladimir Arlazarov, Bitman, Anatoly Uskov and Alexander Zhivotovsky won the correspondence match played by telegraph over nine months in 1966-1967.The Kotok-McCarthy program lost the match by a score of three to one and the first two games were played with a weak version.