Who was the oldest tennis player to win the U.S. Open?
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John McEnroe is a citizen of the United States, where the U.S. Open is played.
John McEnroe is a citizen of the United States of America where the U.S. Open is a popular tourist destination .
Who was the oldest tennis player to win the U.S. Open?</s> [unused1]John McEnroe                [unused2] is a citizen of the United States, where the U.S. Open is played.
Who was the oldest tennis player to win the U.S. Open?</s>John McEnroe is a citizen of the United States, where the U.S. Open is played.
Who was the oldest tennis player to win the U.S. Open?</s> [unused1]John McEnroe                [unused2] is a citizen of the United States of America where the U.S. Open is a popular tourist destination .
Who was the oldest tennis player to win the U.S. Open?</s>John McEnroe is a citizen of the United States of America where the U.S. Open is a popular tourist destination .
Who was the oldest tennis player to win the U.S. Open?</s>United States of America,country,United States of America,United States of America,0,[unused1]John McEnroe[unused2],United States of America,0,U.S. Open,[unused1]John McEnroe[unused2],country of citizenship,United States of America,[unused1]John McEnroe[unused2],0,[unused1]John McEnroe[unused2],[unused1]John McEnroe[unused2],0,U.S. Open,U.S. Open,country,United States of America,U.S. Open,0,[unused1]John McEnroe[unused2],U.S. Open,0,U.S. Open
Who was the oldest tennis player to win the U.S. Open?</s>United States of America,country,United States of America,United States of America,0,John McEnroe,United States of America,0,U.S. Open,John McEnroe,country of citizenship,United States of America,John McEnroe,0,John McEnroe,John McEnroe,0,U.S. Open,U.S. Open,country,United States of America,U.S. Open,0,John McEnroe,U.S. Open,0,U.S. Open