Koh Seh
Koh Seh or Koh Ses ( Khmer: កោះសេះ , also romanized as "Kaoh Ses" , its former French name: "Ile a L’eau" ) is a Cambodian island located in the Gulf of Thailand , inside Ream National Park , Sihanoukville province . 
<triplet> Cambodia <subj> Sihanoukville province <obj> contains administrative territorial entity <triplet> Gulf of Thailand <subj> Cambodia <obj> country <triplet> Sihanoukville province <subj> Cambodia <obj> country