user: Question: What was the previous school of #22?
Columns: ['Name', '#', 'Position', 'Height', 'Weight ( lb. )', 'Year', 'Hometown', 'Previous School']
Types: ['text', 'real', 'text', 'text', 'real', 'text', 'text', 'text']
Sample row: ['Chase Adams Category:Articles with hCards', 3.0, 'Guard', 'ft10in (m)', 190.0, '2 Senior', 'Baltimore , MD', 'Centenary / Mount Saint Joseph HS']
SQL:

assistant: SELECT "Previous School" FROM "Table" WHERE "#" = 22.0;