Complex sentence: This was evidently never completed, as the hulk was discovered by Allied forces in Trieste after the war half-sunk, as the Germans had used her as a target ship and the Allies had damaged her during an air attack on 20 February 1945.
Split into simpler sentences: This was evidently never completed, as the hulk was discovered by Allied forces in Trieste after the war half-sunk. The Germans had instead used her as a target ship and the Allies had damaged her during an air attack on 20 February 1945.