(S (S (BASENP (DT The) (NN flooding)) (VP (VBD was) (VP (VBN caused) (PP (IN by) (NP (BASENP (NNS storms)) (SBAR (WHNP (WDT that)) (S (VP (VBD flooded) (BASENP (DT a) (JJ seasonal) (NN river)) (COMMA ,) (VP (VP (VBN known) (ADVP (RB locally))) (PP (IN as) (NP (BASENP (DT a) (NN wadi)) (COMMA ,) (SBAR (WHNP (WDT which)) (S (VP (MD can) (VP (VP (VB rise) (ADVP (RB quickly))) (PP (IN by) (BASENP (QP (RB around) (NN 8)) (NNS metres)))))))))))))))))) (PERIOD .))