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He was the winner of World Team Olympiad in Monte Carlo 1976, Bermuda Bowl in Perth 1989, World Open Pairs Championship in Geneva 1990, as well as Transnational Teams in Paris 2001.
Among other successes, he was the winner of World Team Olympiad in Monte Carlo 1976, Bermuda Bowl in Perth 1989, and World Open pairs Championship in New Orleans 1978 and Geneva 1990.