Information of the World / Players
/ Calendar /
Problems
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GM (Grand Master)
1956 –
Champion – CANADIAN OPEN.
1957 –
Champion – WORLD JUNIOR CHAMPIONSHIP.
1963 –
Champion – US OPEN.
1965 –
Champion – US OPEN.
1975 –
Champion – US OPEN.
Partides /
Games / Partidas
- chessgames.com
/ 365chess.com
Wikipedia - Català / English / Español