user: Question: Who played men's singles in 1951?
Columns: ['Year', "Men's singles", "Women's singles", "Men's doubles", "Women's doubles"]
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['2013', 'Lee Chong Wei', 'Tai Tzu-ying', 'Hendra Setiawan Mohammad Ahsan', 'Tian Qing Bao Yixin']
SQL:

assistant: SELECT "Men's singles" FROM "Table" WHERE "Year" = '1951';