(SINV (SINV (QTR (QTC (S (S (VP (TO To) (VP (VB have) (NP (BASENP (JJ primordial) (NN material)) (VP (VP (VBN coming) (PRT (RP out))) (PP (IN from) (PP (IN inside) (BASENP (DT a) (NNP Saturn) (NN moon))))))))) (VP (VBZ raises) (NP (BASENP (JJ many) (NNS questions)) (PP (IN on) (NP (BASENP (DT the) (NN formation)) (PP (IN of) (BASENP (DT the) (NNP Saturn) (NN system)))))))) (COMMA ,)) (DQR '')) (SINV (VP (VBD said)) (NP (BASENP (NNP Hunter) (NNP Waite)) (COMMA ,) (NP (NP (BASENP (JJ principal) (NN investigator)) (PP (IN for) (BASENP (DT the) (NP (NP (NNP Cassini) (NP (BASENP (NNP Ion)) (CC and) (BASENP (NNP Neutral) (NNP Mass)))) (NNP Spectrometer))))) (PP (IN at) (NP (BASENP (DT the) (NNP Southwest) (NNP Research) (NNP Institute)) (VP (VBN located) (PP (IN in) (NP (BASENP (NNP San) (NNP Antonio)) (COMMA ,) (BASENP (NNP Texas))))))))))) (PERIOD .))