Question: What is the number for the french open 1974?
SQL: SELECT MAX("#") FROM "1-197638-7" WHERE "French Open" = 1974.0;

Question: When was the Australian open?
SQL: SELECT MAX("Australian Open") FROM "1-197638-7";

Question: How many ages have Maureen Connolly Brinker as the player?
SQL: SELECT COUNT("Age") FROM "1-197638-7" WHERE "Player" = 'Maureen Connolly Brinker';

Question: When is the French Open when Serena Williams is the player?
SQL: SELECT MIN("French Open") FROM "1-197638-7" WHERE "Player" = 'Serena Williams';