user: Question: Which Tournament has a Location of Texas, and a Winner of Tom Watson (39)?
Columns: ['Date', 'Tournament', 'Location', 'Winner', 'Score', '1st prize ( $ )']
Types: ['text', 'text', 'text', 'text', 'text', 'real']
Sample row: ['Jan 11', 'Mercedes Championships', 'California', 'Phil Mickelson (12)', '271 (–17)', 306000.0]
SQL:

assistant: SELECT "Tournament" FROM "Table" WHERE "Location" = 'Texas' AND "Winner" = 'Tom Watson (39)';