( Nevertheless ( , ( ( ( more ( ( than a ) billion ) ) people ) ( still ( ( live ( ( ( ( in ( absolute poverty ) ) ( , ( ( ( 4 million ) children ) ( ( died ( last year ) ) ( from ( ( acute ( respiratory diseases ) ) ( caused ( by ( air pollution ) ) ) ) ) ) ) ) ) and ) ( ( another ( 4 million ) ) ( died ( from ( ( stomach ailments ) ( caused ( by ( drinking ( dirty water ) ) ) ) ) ) ) ) ) ) . ) ) ) ) )
(ROOT (S (ADVP (RB Nevertheless)) (, ,) (NP (QP (JJR more) (IN than) (DT a) (CD billion)) (NNS people)) (ADVP (RB still)) (VP (VBP live) (SBAR (S (S (PP (IN in) (NP (JJ absolute) (NN poverty))) (, ,) (NP (QP (CD 4) (CD million)) (NNS children)) (VP (VBD died) (NP (JJ last) (NN year)) (PP (IN from) (NP (NP (JJ acute) (NN respiratory) (NNS diseases)) (VP (VBN caused) (PP (IN by) (NP (NN air) (NN pollution)))))))) (CC and) (S (NP (QP (DT another) (CD 4) (CD million))) (VP (VBD died) (PP (IN from) (NP (NP (NN stomach) (NNS ailments)) (VP (VBN caused) (PP (IN by) (S (VP (VBG drinking) (NP (JJ dirty) (NN water))))))))))))) (. .)))
Nevertheless, more than a billion people still live in absolute poverty, 4 million children died last year from acute respiratory diseases caused by air pollution and another 4 million died from stomach ailments caused by drinking dirty water.
(ROOT (S (NP (QP (RB Nearly) (CD five) (CD million)) (NNS people)) (VP (VBP die) (NP (JJ yearly) (ADJP (JJ due) (PP (TO to) (NP (NN air)))) (NN pollution))) (. .)))