user: Question: What is the sum of Weight for the person with a height of 6'6"?
Columns: ['Name', 'Height', 'Weight (lbs.)', 'Position', 'Class', 'Hometown']
Types: ['text', 'text', 'real', 'text', 'text', 'text']
Sample row: ['Denis Clemente 1', "6'", 180.0, 'G', 'Jr.', 'Bayamón , Puerto Rico']
SQL:

assistant: SELECT SUM("Weight (lbs.)") FROM "Table" WHERE "Height" = '6''6"';