(S (S (S (BASENP (JJ Severe) (NN flooding)) (VP (VP (VBD occurred) (PP (IN in) (BASENP (NNP Namibia)))) (NP (BASENP (RB about) (DT the) (JJ same) (NN time)) (BASENP (JJ last) (NN year))))) (COMMA ,) (SBAR (WHADVP (WRB when)) (S (BASENP (NN 42) (NNS people)) (VP (VBD were) (VP (VBN killed) (PP (IN by) (BASENP (DT the) (NN disaster)))))))) (PERIOD .))