Complex sentence: Two days later, while heading for the relative safety of occupied France, "Bismarck" was attacked by antiquated biplane Fairey Swordfish torpedo bombers from the aircraft carrier; one scored a hit that rendered the battleship's steering gear inoperable.
Split into simpler sentences: Two days later, while heading for the relative safety of occupied France, "Bismarck" was attacked by obsolete biplane Fairey Swordfish torpedo bombers from the aircraft carrier. One torpedo scored a hit that rendered the battleship's steering gear inoperable.