Complex sentence: The ship was unsuccessfully offered for sale to the West German government in 1963; without a group willing to preserve the ship as a museum, the ship was sold for scrapping in 1971 and broken up between 1973--1976.
Split into simpler sentences: The ship was unsuccessfully offered for sale to the West German government in 1963. Without a group willing to preserve the ship as a museum, the ship was sold for scrapping in 1971 and broken up between 1973--1976.