(S (S (S (NP (BASENP (NNP Bethe)) (PRN (COMMA ,) (SBAR (WHNP (WPD whose) (NN mother)) (S (VP (VBD was) (BASENP (NNP Jewish))))) (COMMA ,))) (VP (VP (VBD fled) (BASENP (NNP Germany))) (PP (IN in) (BASENP (NN 1933))))) (SBAR (WHADVP (WRB when)) (S (BASENP (DT the) (NNP Nazi) (NNP Party)) (VP (VBD came) (PP (TO to) (BASENP (NN power))))))) (PERIOD .))