(S (S (S (NP (BASENP (PRPD Its) (NN location)) (PP (IN in) (NP (BASENP (DT an) (NN area)) (ADJP (JJ accessible) (PP (ADVP (RB only)) (PP (IN via) (BASENP (JJ narrow) (NNS alleys)))))))) (VP (VBZ is) (VP (VBG hampering) (BASENP (NN search) (CC and) (NN rescue) (NNS efforts))))) (SBAR (IN as) (S (NP (BASENP (JJ heavy) (NN equipment)) (PP (JJ such) (PP (IN as) (BASENP (NNS cranes))))) (VP (VBZ is) (VP (VP (VBG having) (BASENP (NN difficulty))) (S (VP (VBG reaching) (BASENP (DT the) (NN scene))))))))) (PERIOD .))