user: Question: How many school/club teams have a player named Manuel Luis Quezon? 
Columns: ['Name', 'Position', 'Number', 'School/Club Team', 'Season', 'Acquisition via']
Types: ['text', 'text', 'real', 'text', 'text', 'text']
Sample row: ['Allan Salangsang', 'Forward', 24.0, 'Letran', '2006-2007', 'Free Agency']
SQL:

assistant: SELECT COUNT("Number") FROM "Table" WHERE "School/Club Team" = 'Manuel Luis Quezon';