(S (S (NP (BASENP (DT The) (NNP World) (NNP Health) (NNP Organization)) (PRN (LRB -LRB-) (BASENP (NNP WHO)) (RRB -RRB-))) (VP (VBZ estimates) (SBAR (IN that) (S (BASENP (QP (NN 5) (NN million)) (NNS people)) (VP (VBP lack) (NP (NP (BASENP (NN food)) (COMMA ,) (BASENP (NN water))) (CC or) (NP (BASENP (JJ basic) (NN sanitation)) (ADJP (JJ necessary) (PP (IN for) (BASENP (NN survival))))))))))) (PERIOD .))