(S (S (NP (BASENP (DT A) (NN rupture)) (PP (IN in) (BASENP (DT the) (NN underground) (NN stormwater) (NN drain) (NN system)))) (VP (VP (VP (VBD opened) (BASENP (DT a) (JJ huge) (NN sinkhole))) (PP (IN on) (BASENP (NNP February) (NN 23)))) (COMMA ,) (S (VP (VP (VP (VBG killing) (BASENP (NN three) (NNS people))) (CC and) (VP (VP (VBG bringing) (PRT (RP down))) (BASENP (NN twelve) (NNS houses)))) (PP (IN in) (BASENP (NNP Guatemala) (NNP City))))))) (PERIOD .))