user: Question: What is the hometown for the player that is Defensive back and went to Alabama?
Columns: ['Player', 'Position', 'School', 'Hometown', 'College']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['Connor McGovern', 'Defensive line', 'Shanley High School', 'Fargo, North Dakota', 'Missouri']
SQL:

assistant: SELECT "Hometown" FROM "Table" WHERE "Position" = 'Defensive back' AND "College" = 'Alabama';