Claim: Chess 3.0 won the 1970 North American Computer Chess Championship, which was a computer championship held from 1970 to 1994 and organized by the Association for Computing Machinery and by Dr. Monty Newborn.
Evidence: 1970 Chess 3.0 The North American Computer Chess Championship was a computer chess championship held from 1970 to 1994. It was organised by the Association for Computing Machinery and by Dr. Monty Newborn, Professor of Computer Science at McGill University.