(SINV (SINV (QT (DQL ``) (QTC (S (BASENP (PRP This)) (VP (VBZ is) (NP (BASENP (DT the) (NN type)) (PP (IN of) (NP (NP (BASENP (JJ unscripted) (NN event)) (PP (IN in) (BASENP (PRPD our) (JJ nearby) (NN universe)))) (SBAR (WHNP (WDT that)) (S (BASENP (PRP we)) (VP (VBD hoped) (SBAR (S (BASENP (NNP Swift)) (VP (MD could) (VP (VB catch))))))))))))) (COMMA ,)) (DQR '')) (SINV (VP (VBD said)) (NP (BASENP (NNP Neil) (NNP Gehrels)) (COMMA ,) (NP (BASENP (NNP Swift) (JJ principal) (NN investigator)) (PP (IN at) (NP (NP (BASENP (NNP NASA) (POS 's)) (BASENP (NNP Goddard) (NNP Space) (NNP Flight) (NNP Center))) (PP (IN in) (NP (BASENP (NNP Greenbelt)) (COMMA ,) (BASENP (NNP Maryland)))))))))) (PERIOD .))