user: Question: What is Opponent in The Final, when Date is "1976"?
Columns: ['Outcome', 'Date', 'Championship', 'Surface', 'Opponent in the final', 'Score in the final']
Types: ['text', 'real', 'text', 'text', 'text', 'text']
Sample row: ['Runner-up', 1976.0, 'Santiago, Chile', 'Clay', 'José Higueras', '7–5, 4–6, 4–6']
SQL:

assistant: SELECT "Opponent in the final" FROM "Table" WHERE "Date" = 1976.0;