CREATE TABLE table_203_526 (id DECIMAL, "team 1" TEXT, "agg." TEXT, "team 2" TEXT, "1st leg" TEXT, "2nd leg" TEXT)

how many teams were in the play offs ?
SELECT COUNT("team 1") + COUNT("team 2") FROM table_203_526
SELECT COUNT("team 1") + COUNT("team 2") FROM "table_203_526"