Passage: Puerto Rico -- Puerto Rico (pɔrtə ɹikoʊ, Spanish: pwɛrtɔ rikɔ) (Spanish for ``Rich Port''), officially the Commonwealth of Puerto Rico (Spanish: Estado Libre Asociado de Puerto Rico, lit. ``Free Associated State of Puerto Rico'') and briefly called Porto Rico, is an unincorporated territory of the United States located in the northeast Caribbean Sea.
Question: is puerto rico part of the us territory
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