Complex sentence: Henderson's quickly replaced the ship with a new built the following year, but the new ship's career was cut short in the First World War, when she disappeared in January 1917 with the loss of 92 lives.
Split into simpler sentences: Henderson's quickly replaced the ship with a new built the following year, but the new ship's career was cut short in the First World War. She disappeared in January 1917 with the loss of 92 lives.