(S (S (S (S (BASENP (NN Fire) (NNS crews)) (VP (VBD had) (S (VP (TO to) (VP (VP (VB use) (BASENP (JJ emergency) (NNS stairways))) (S (VP (TO to) (VP (VP (VB examine) (BASENP (DT the) (NN building))) (PP (IN for) (BASENP (NN fire))))))))))) (CC and) (S (NP (BASENP (NNS evacuees)) (PP (IN of) (BASENP (DT the) (JJ 32-story) (NN building)))) (VP (VBD had) (S (VP (TO to) (VP (VP (VB use) (BASENP (JJ emergency) (NNS stairways))) (S (VP (TO to) (VP (VB evacuate)))))))))) (SBAR (IN because) (S (NP (BASENP (NNS elevators)) (PP (IN in) (BASENP (DT the) (NN building)))) (VP (VP (VBD were) (RB not)) (VP (VBG functioning) (ADVP (RB properly))))))) (PERIOD .))