Complex sentence: During the night of 15 December, the main body of the High Seas Fleet encountered British destroyers, and fearing the prospect of a nighttime torpedo attack, Admiral Ingenohl ordered the ships to retreat.
Split into simpler sentences: During the night of 15 December, the main body of the High Seas Fleet encountered British destroyers. Fearing the prospect of a nighttime torpedo attack, Admiral Ingenohl ordered the ships to retreat.