(S (S (S (BASENP (PRP She)) (VP (VBD guessed) (SBAR (IN that) (S (BASENP (PRP they)) (VP (MD would) (VP (VP (VB increase) (PP (IN in) (BASENP (NN value)))) (PP (IN over) (BASENP (DT the) (NNS years))))))))) (COMMA ,) (SBAR (IN so) (S (BASENP (NNP Ms.) (NNP Graham)) (VP (VBD purchased) (BASENP (PRP them)))))) (PERIOD .))