user: Question: What was the earliest week with a game against the Pittsburgh Steelers at City Stadium attended by less than 32012?
Columns: ['Week', 'Date', 'Opponent', 'Result', 'Venue', 'Attendance']
Types: ['real', 'text', 'text', 'text', 'text', 'real']
Sample row: [1.0, 'September 26, 1954', 'Pittsburgh Steelers', 'L 21-20', 'City Stadium', 20675.0]
SQL:

assistant: SELECT MIN("Week") FROM "Table" WHERE "Attendance" < 32012.0 AND "Venue" = 'City Stadium' AND "Opponent" = 'Pittsburgh Steelers';