Complex sentence: By 1947, they were part of the Landesliga Niederrhein (III) and in 1949 qualified for the 2nd Oberliga West (II) where they played a single season.
Split into simpler sentences: By 1947, they were part of the Landesliga Niederrhein (III) and in 1949 qualified for the 2. Liga-West (II) where they played a single season.