CREATE TABLE table_73234 ("Season" TEXT, "Winner" TEXT, "Runner Up" TEXT, "Third Place" TEXT, "Top scorer" TEXT, "Goals" FLOAT)

When az is the runner up nad feyenoord came in third place how many overall winners are there?
SELECT COUNT("Winner") FROM table_73234 WHERE "Third Place" = 'Feyenoord' AND "Runner Up" = 'AZ'
SELECT COUNT("Winner") FROM "table_73234" WHERE "Runner Up" = 'AZ' AND "Third Place" = 'Feyenoord'