(S (S (S (NP (BASENP (NN Three)) (PP (IN of) (BASENP (DT the) (NNS children)))) (VP (VBD were) (VP (VP (VBN left) (PP (IN on) (NP (BASENP (NNP Josef) (NNP F.) (POS 's)) (NN doorstep)))) (CC and) (VP (ADVP (RB subsequently)) (VP (VBN raised) (PP (IN as) (NP (BASENP (DT the) (JJ adoptive) (NNS children)) (PP (IN of) (NP (BASENP (NNP Josef) (NNP F.)) (CC and) (NP (BASENP (PRPD his) (NN wife)) (COMMA ,) (BASENP (NNP Rosemarie)))))))))))) (COMMA ,) (SBAR (IN while) (S (S (BASENP (DT the) (JJ other) (NN three) (NNS children)) (VP (VP (VBD were) (VP (VBN left) (PP (IN with) (BASENP (PRPD their) (NN mother))))) (CC and) (VP (ADVP (RB never)) (VP (VBD saw) (BASENP (NN daylight)))))) (SBAR (IN until) (S (BASENP (PRP she)) (VP (VBD was) (VP (VBN discovered)))))))) (PERIOD .))