Complex sentence: During the summer and fall of 2008 two ships began what was at the time called a LEDET, or Law Enforcement Detachment, these ships where US Coast Guard Cutter Dallas (USCGC Dallas) and USS Leyte Gulf.
Split into simpler sentences: During the summer and fall of 2008 two ships began what was at the time called a LEDET, or Law Enforcement Detachment. These ships were US Coast Guard Cutter Dallas (USCGC Dallas) and USS Leyte Gulf.