user: Question: Which Pick has a Round larger than 1, a School/Club Team of Alcorn State, and a Position of Defensive back?
Columns: ['Round', 'Pick', 'Player', 'Position', 'School/Club Team']
Types: ['real', 'real', 'text', 'text', 'text']
Sample row: [1.0, 1.0, 'Walt Patulski', 'Defensive end', 'Notre Dame']
SQL:

assistant: SELECT "Pick" FROM "Table" WHERE "Round" > 1.0 AND "School/Club Team" = 'Alcorn State' AND "Position" = 'Defensive back';