(S (BASENP (PRP He)) (VP (VBD replied) (COLON :) (QT (DQL ``) (QTC (S (BASENP (PRP I)) (VP (VBP think) (SBAR (S (BASENP (NNS people)) (VP (VP (VBP are) (ADJP (RB pretty) (JJ relaxed))) (PP (IN about) (BASENP (DT this)))))))) (PERIOD .)) (DQR ''))))