user: Question: Which College has a Position of Offensive tackle?
Columns: ['Pick', 'Team', 'Player', 'Position', 'College']
Types: ['real', 'text', 'text', 'text', 'text']
Sample row: [57.0, 'Denver Broncos', 'Jon Hohman Category:Articles with hCards', 'Offensive guard', 'Wisconsin']
SQL:

assistant: SELECT "College" FROM "Table" WHERE "Position" = 'Offensive tackle';