Complex sentence: In early 2010 the United States Navy launched a major salvage operation to bring the lost ship back top the surface this proved to be extremely difficult due to the shear damage done by the sinister Decepticon attack.
Split into simpler sentences: In early 2010 the United States Navy launched a major salvage operation to bring the lost ship back to the surface. This proved to be extremely difficult due to the shear damage done by the sinister Decepticon attack.