Complex sentence: She was first sailing ship wrecked while trying to leave Kaipara Harbour on in April 1840 with a load of kauri spars, and the mail from Wellingon for England.
Split into simpler sentences: She was first sailing ship wrecked while trying to leave Kaipara Harbour. In April 1840 she was carrying a load of kauri spars, and the mail from Wellingon for England.