(S (S (NP (NP (BASENP (DT The) (NN center) (POS 's)) (NN founder)) (PRN (COMMA ,) (BASENP (NNP Simon) (NNP Wiesenthal)) (COMMA ,))) (VP (VP (VP (VBD was) (BASENP (NN himself))) (ADJP (JJ active))) (PP (IN in) (S (VP (VP (VBG pursuing) (BASENP (NNP Heim))) (PP (JJ prior) (PP (TO to) (NP (BASENP (PRPD his) (NN death)) (BASENP (JJ last) (NN month)))))))))) (PERIOD .))