Complex sentence: He next went to Providence, where he once again encountered adverse circumstances until he and a group of others purchased land of the Narragansett people, settling south of the Pawtuxet River in an area they called Shawomet, later named Warwick.
Split into simpler sentences: He next went to Providence, where he once again encountered adverse circumstances until he and a group of others purchased land of the Narragansett people. They settled south of the Pawtuxet River in an area they called Shawomet, later named Warwick.