Complex sentence: Coast Guard Station San Juan is a Coast Guard station established in 1993 is located in La Puntilla sector of historic Old San Juan, Puerto Rico and is currently the only USCG Search and Rescue station in the Caribbean.
Split into simpler sentences: Coast Guard Station San Juan is a Coast Guard station established in 1993 and is located in La Puntilla sector of historic Old San Juan, Puerto Rico. Is currently the only USCG Search and Rescue station in the Caribbean.