Question: When did Chetan Anand win his first men's single?
SQL: SELECT MIN("Year") FROM "1-12275654-1" WHERE "Mens singles" = 'Chetan Anand';

Question: How many times did Niels Christian Kaldau win the men's single and Pi Hongyan win the women's single in the same year?
SQL: SELECT COUNT("Year") FROM "1-12275654-1" WHERE "Mens singles" = 'Niels Christian Kaldau' AND "Womens singles" = 'Pi Hongyan';

Question: Who won the men's double when Chou Tien-chen won the men's single?
SQL: SELECT "Mens doubles" FROM "1-12275654-1" WHERE "Mens singles" = 'Chou Tien-chen';