( ( ( Twenty-five million ) people ) ( die . ) )
(ROOT (S (NP (QP (CD Twenty-five) (CD million)) (NNS people)) (VP (VBP die)) (. .)))
Twenty-five million people die.
(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))) (. .)))