user: Question: When AZ is the runner up nad Feyenoord came in third place how many overall winners are there?
Columns: ['Season', 'Winner', 'Runner Up', 'Third Place', 'Top scorer', 'Goals']
Types: ['text', 'text', 'text', 'text', 'text', 'real']
Sample row: ['1956–57', 'Ajax', "Fortuna '54", 'SC Enschede', 'Coen Dillen Category:Articles with hCards', 43.0]
SQL:

assistant: SELECT COUNT("Winner") FROM "Table" WHERE "Third Place" = 'Feyenoord' AND "Runner Up" = 'AZ';