(S (S (NP (BASENP (DT The) (NN group)) (PP (IN of) (BASENP (NNS scientists)))) (VP (VBD was) (VP (VBN led) (PP (IN by) (NP (NP (BASENP (NNP Sergio) (NNP Campana)) (PP (IN of) (NP (BASENP (DT the) (NNP Italian) (NNP National) (NNP Institute)) (PP (IN for) (BASENP (NNP Astrophysics)))))) (CC and) (NP (BASENP (NNP Alicia) (NNP Soderberg)) (COMMA ,) (NP (BASENP (DT a) (NN graduate) (NN student)) (PP (IN at) (NP (BASENP (NNP Caltech)) (PP (IN in) (NP (BASENP (NNP Pasadena)) (COMMA ,) (BASENP (NNP California))))))))))))) (PERIOD .))