user: ### NOW ANSWER:
Question: What country does Mark Hayes play for?
Columns: ['Place', 'Player', 'Country', 'Score', 'To par']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['1', 'Jack Nicklaus', 'United States', '63-71=134', '–6']
SQL:

assistant: SELECT "Country" FROM "Table" WHERE "Player" = 'Mark Hayes';