(S (S (S (PP-SBJ (BASENP (NN 建物)) (IN は)) (UCP (VP (NP (PP (BASENP (NN 個人)) (IN の)) (NN 住居)) (MDV で)) (ADJP (NN 違法) (VP (MDV で) (VP (MDV あり)))))) (COMMA 、) (S (PP-SBJ (BASENP (NN 当局)) (IN は)) (VP (PP-OBJ (BASENP (DT その) (NN こと)) (IN を)) (VP (VP (VP (NN 把握) (VBV し)) (INTE て)) (VP (VBV い) (VP (MDV なかっ) (VP (MD た)))))))) (PERIOD 。))
建物 は 個人 の 住居 で 違法 で あり 、 当局 は その こと を 把握 し て い なかっ た 。
The building was a private residence and was illegal as authorities had not been informed of it .