Complex sentence: On September 15,1957, Simmons dropped out of school and joined the U.S. Navy, and was first stationed at Naval Station Bremerton in Washington, where he met Bersabe Rebecca "Becky" Ulibarri, whom he married in New Mexico on July 9,1960.
Split into simpler sentences: On September 15,1957, Simmons dropped out of school and joined the U.S. Navy. His first station was Naval Station Bremerton in Washington, where he met Bersabe Rebecca "Becky" Ulibarri, whom he married in New Mexico on July 9,1960.