(SINV (SINV (QT (DQL ``) (QTC (S (S (S (BASENP (PRP They)) (VP (VBD were) (ADVP (RB underground)))) (SBAR (WHADVP (WRB when)) (S (BASENP (DT the) (NN accident)) (VP (VBD happened))))) (CC and) (S (S (BASENP (PRP they)) (VP (VP (VBD were) (RB not)) (ADJP (JJ able) (S (VP (TO to) (VP (VB surface))))))) (SBAR (IN because) (S (NP (BASENP (DT an) (JJ electric) (NN feeder) (NN cable)) (SBAR (WHNP (WDT that)) (S (VP (VBZ is) (VP (VBN connected) (PP (TO to) (BASENP (DT the) (NN mine) (NN lift)))))))) (VP (VBD was) (VP (VBN severed))))))) (COMMA ,)) (DQR '')) (SINV (VP (VBD said)) (NP (NP (BASENP (DT a) (NN spokeswoman)) (PP (IN for) (BASENP (DT the) (NN mining) (NN company)))) (COMMA ,) (BASENP (NNP Amelia) (NNP Soares))))) (PERIOD .))