user: Question: How much Overall has a Position of WR, and a College of Alberta?
Columns: ['Round', 'Pick', 'Overall', 'Name', 'Position', 'College']
Types: ['real', 'real', 'real', 'text', 'text', 'text']
Sample row: [5.0, 24.0, 148.0, 'Mike Hughes', 'G', 'Baylor']
SQL:

assistant: SELECT SUM("Overall") FROM "Table" WHERE "Position" = 'WR' AND "College" = 'Alberta';