user: Question: What is the largest attendance at Memorial Stadium on December 12, 1965?
Columns: ['Week', 'Date', 'Opponent', 'Result', 'Record', 'Game Site', 'Attendance']
Types: ['real', 'text', 'text', 'text', 'text', 'text', 'real']
Sample row: [1.0, 'September 19, 1965', 'Minnesota Vikings', 'W 35–16', '1–0', 'Memorial Stadium', 56562.0]
SQL:

assistant: SELECT MAX("Attendance") FROM "Table" WHERE "Game Site" = 'Memorial Stadium' AND "Date" = 'December 12, 1965';