A poll of Hong Kong residents finds them sanguine about the city's future.
( ( ( A poll ) ( of ( Hong ( Kong residents ) ) ) ) ( ( finds ( them ( sanguine ( about ( ( the ( city 's ) ) future ) ) ) ) ) . ) )
(ROOT (S (NP (NP (DT A) (NN poll)) (PP (IN of) (NP (NNP Hong) (NNP Kong) (NNS residents)))) (VP (VBZ finds) (S (NP (PRP them)) (ADJP (JJ sanguine) (PP (IN about) (NP (NP (DT the) (NN city) (POS 's)) (NN future)))))) (. .)))
A poll of Hong Kong residents finds them more sanguine about the city's future than before. 
( ( ( A poll ) ( of ( Hong ( Kong residents ) ) ) ) ( ( finds ( them ( ( more ( sanguine ( about ( ( the ( city 's ) ) future ) ) ) ) ( than before ) ) ) ) . ) )
(ROOT (S (NP (NP (DT A) (NN poll)) (PP (IN of) (NP (NNP Hong) (NNP Kong) (NNS residents)))) (VP (VBZ finds) (S (NP (PRP them)) (ADJP (RBR more) (JJ sanguine) (PP (IN about) (NP (NP (DT the) (NN city) (POS 's)) (NN future)))) (ADVP (IN than) (RB before)))) (. .)))