(QT (DQL ``) (QTC (S (S (PP (NNS Thanks) (PP (TO to) (BASENP (NN technology)))) (COMMA ,) (S (BASENP (PRP we)) (VP (VP (VBP know) (PP (IN for) (ADJP (JJ certain)))) (SBAR (S (NP (EX there)) (VP (VBP are) (NP (BASENP (NNS people)) (VP (VBN buried) (PP (IN under) (BASENP (DT the) (NN snow))))))))))) (CONJP (COMMA ,) (CC but)) (S (BASENP (PRP it)) (VP (VP (VBZ 's) (ADJP (JJ impossible))) (S (VP (TO to) (VP (VB be) (ADJP (JJ sure) (SBAR (FRAG (WHADJP (RB exactly) (WHADJP (WRB how) (JJ many)))))))))))) (PERIOD .)) (DQR ''))