(S (S (S (NP (BASENP (NNS Floods)) (PP (IN in) (NP (NP (BASENP (DT the) (JJ Algerian) (NN town)) (PP (IN of) (BASENP (NNP Ghardaïa)))) (SBAR (WHNP (WDT which)) (S (VP (VBZ is) (PP (IN in) (NP (BASENP (DT the) (NNP M'zab) (NNP Valley)) (PRN (COMMA ,) (BASENP (DT a) (NNP UNESCO) (NNP World) (NNP Heritage) (NNP Site)) (COMMA ,)))))))))) (VP (VBP have) (VP (VBN killed) (NP (QP (ADVP (IN at) (JJS least)) (NN 29)) (NNS people))))) (PP (VBG according) (PP (TO to) (NP (BASENP (JJ local) (NNS officials)) (CC and) (NP (BASENP (NNP Ali) (NNP Belkhir)) (COMMA ,) (NP (BASENP (DT the) (NN head)) (PP (IN of) (NP (BASENP (JJ public) (NN health)) (PP (IN for) (BASENP (DT the) (ADJP (JJ north) (JJ African)) (NN country))))))))))) (PERIOD .))