Question: The 1953 Auburn Tigers football team marked the 21st season as a member of an American college athletic conference that is headquartered in Birmingham Alabama, and has how many teams?
Sentence (from "1953 Auburn Tigers football team"): The team was led by head coach Ralph "Shug" Jordan, in his third year, and played their home games at Cliff Hare Stadium in Auburn, the Cramton Bowl in Montgomery and Ladd Memorial Stadium in Mobile, Alabama.
Relevant evidence: No