Complex sentence: After a storm in June 1949, the sub was towed less exposed waters but the towline broke and the sub drifted ashore at Fairlight where it remained for 18 months before being salvaged and cut up for scrap in 1951.
Split into simpler sentences: After a storm in June 1949, the sub was towed to less exposed waters but the towline broke and the sub drifted ashore at Fairlight. It remained there for 18 months before being salvaged and cut up for scrap in 1951.