Complex sentence: On July 29,1780 a convoy of sixty-three valuable ships, bound for the East and West Indies, left Great Britain under the care of Captain John Moutray in the Ramillies, 74, with the frigates Thetis and Southampton, both of 36 guns.
Split into simpler sentences: On July 29,1780 a convoy of sixty-three ships were bound for the East Indies and West Indies. They left Great Britain under the care of Captain John Moutray in the Ramillies, 74, with the frigates Thetis and Southampton, both of 36 guns.