CREATE TABLE table_67165 ("Team" TEXT, "Constructor" TEXT, "Motorcycle" TEXT, "Tyre" TEXT, "Rider" TEXT, "Rounds" TEXT)

Who was Constructor for rider Marco Melandri?
SELECT "Constructor" FROM table_67165 WHERE "Rider" = 'marco melandri'
SELECT "Constructor" FROM "table_67165" WHERE "Rider" = 'marco melandri'