Complex sentence: It is speculated that USS "Scorpion" provided noise cover for as they both ran out to the Atlantic and that for the first time, as well as the usual Soviet intelligence trawlers, there were Soviet fast nuclear attack submarines (SSN) E. Offley.
Split into simpler sentences: It is speculated that USS "Scorpion" provided noise cover for as they both departed to the Atlantic the first time. As well as Soviet intelligence trawlers, there were Soviet fast nuclear attack submarines (SSN) E. Offley.