Complex sentence: He was the son of Solomon Southwick (1731-1797) and Ann Gardner Carpenter Southwick (1748-1783), and the elder Southwick was the publisher of the "Newport Mercury" newspaper and an ardent supporter of the Patriot cause during the American Revolution.
Split into simpler sentences: He was the son of Solomon Southwick (1731-1797) and Ann Gardner Carpenter Southwick (1748-1783). The elder Solomon Southwick was the publisher of the "Newport Mercury" newspaper and an ardent supporter of the Patriot cause during the American Revolution.