(S (COLON :) (QT (DQL ``) (QTC (S (S (VP (VP (VBG Walking) (ADVP (RB slowly))) (ADVP (RB down) (PP (TO to) (SBAR (WHADVP (WRB where)) (S (S (BASENP (DT the) (NNS soldiers)) (VP (VBD were))) (CC and) (S (S (VP (VBG smiling) (PP (IN at) (BASENP (PRP them))))) (SBAR (IN as) (S (BASENP (PRP we)) (VP (VBD walked))))))))))) (COMMA ,) (S (BASENP (PRP we)) (VP (VBD approached) (NP (BASENP (DT the) (NN man)) (SBAR (WHNP (WP who)) (S (VP (VBD appeared) (S (VP (TO to) (VP (VB be) (BASENP (DT the) (JJ commanding) (NN officer)))))))))))) (PERIOD .)) (DQR '')))