(S (S (S (BASENP (NNS Police)) (VP (VP (VBD arrived) (PP (IN at) (BASENP (DT the) (NN home)))) (CONJP (COMMA ,) (CC and)) (VP (VBD encountered) (NP (BASENP (DT the) (ADJP (JJ 72-year) (JJ old)) (NN man)) (VP (VBN standing) (PRT (RP over))))))) (COMMA ,) (S (BASENP (DT a) (JJ brief) (NN conversation)) (VP (VBD was) (VP (VBN held) (PP (IN with) (NP (BASENP (DT the) (NN man)) (SBAR (WHNP (WP who)) (S (ADVP (RB then)) (VP (VBD went) (ADVP (RB back) (PP (IN inside) (BASENP (DT the) (NN house))))))))))))) (PERIOD .))