user: Question: Which actor won in 1966?
Columns: ['Year', 'Actor', 'Award', 'Motion Picture', 'Result']
Types: ['real', 'text', 'text', 'text', 'text']
Sample row: [1959.0, 'Sidney Poitier', 'Best Actor – Drama', 'The Defiant Ones', 'Nominated']
SQL:

assistant: SELECT "Actor" FROM "Table" WHERE "Year" = 1966.0;