Complex sentence: On 13 May 1787, eleven ships left to establish the first European colony in Australia, marking the beginning of prisoner transportation, and in the same year, Captain William Bligh of HMS "Bounty" set sail from the harbour.
Split into simpler sentences: On 13 May 1787, eleven ships left to establish the first European colony in Australia, marking the beginning of prisoner transportation. In the same year, Captain William Bligh of HMS "Bounty" set sail from the harbour.