user: Question: What is the Player who won in 1931?
Columns: ['Player', 'Country', 'Year(s) won', 'Total', 'To par', 'Finish']
Types: ['text', 'text', 'text', 'real', 'real', 'text']
Sample row: ['Ralph Guldahl', 'United States', '1937 , 1938', 288.0, 12.0, 'T7']
SQL:

assistant: SELECT "Player" FROM "Table" WHERE "Year(s) won" = '1931';