CREATE TABLE table_44194 ("Season" TEXT, "Competition" TEXT, "Round" TEXT, "Club" TEXT, "1st Leg" TEXT, "2nd Leg" TEXT)

Which season has the Werder Bremen Club and is in Round 2r?
SELECT "Season" FROM table_44194 WHERE "Club" = 'werder bremen' AND "Round" = '2r'
SELECT "Season" FROM "table_44194" WHERE "Club" = 'werder bremen' AND "Round" = '2r'