(S (S (SBAR (S (PP-SBJ (NP (NP (PP (BASENP (NN 海賊) (NN 武装) (NN 集団)) (IN の)) (NN うち)) (BASENP (NN ７) (NN 名))) (IN は)) (VP (ADVP (ADJP (NN 一時) (NN 的)) (INRB に)) (VP (VP (VP (NN 拘束) (VBO さ)) (VP (VBV れ))) (VP (MD た))))) (INCON が)) (COMMA 、) (S (PP (BASENP (NN 後)) (IN に)) (S-NSBJ (VP (VP (VP (NN 釈放) (VBO さ)) (VP (VBV れ))) (VP (MD た)))))) (PERIOD 。))
海賊 武装 集団 の うち 7 名 は 一時 的 に 拘束 さ れ た が 、 後 に 釈放 さ れ た 。
Seven of the pirate gunmen were temporarily detained , but were later released .