user: Question: Which Position has a Pick # of 18?
Columns: ['Round', 'Pick #', 'Overall', 'Name', 'Position', 'College']
Types: ['real', 'real', 'real', 'text', 'text', 'text']
Sample row: [1.0, 9.0, 9.0, 'Reggie Williams', 'Wide Receiver', 'Washington']
SQL:

assistant: SELECT "Position" FROM "Table" WHERE "Pick #" = 18.0;