( ( ( The ( clinical signs ) ) ( of COPD ) ) ( ( include ( ( ( ( ( a ( chronic cough ) ) , ) ( ( the presence ) ( of ( a ( cloudy ( ( -LRB- ( mucopurulent -RRB- ) ) ( nasal discharge ) ) ) ) ) ) ) , ) ( potentially ( ( ( ( ( an ( increased ( respiratory rate ) ) ) ( -LRB- ( ( ( the ( normal rate ) ) ( is ( ( ( ( eight to ) 12 ) breaths ) ( per minute ) ) ) ) -RRB- ) ) ) , ) and ) ( ( an increase ) ( in ( ( the effort ) ( of expiration ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NP (DT The) (JJ clinical) (NNS signs)) (PP (IN of) (NP (NNP COPD)))) (VP (VBP include) (SBAR (S (NP (NP (DT a) (JJ chronic) (NN cough)) (, ,) (NP (NP (DT the) (NN presence)) (PP (IN of) (NP (DT a) (JJ cloudy) (PRN (-LRB- -LRB-) (NP (NN mucopurulent)) (-RRB- -RRB-)) (JJ nasal) (NN discharge)))) (, ,)) (VP (VBZ potentially) (NP (NP (NP (DT an) (VBN increased) (NN respiratory) (NN rate)) (PRN (-LRB- -LRB-) (S (NP (DT the) (JJ normal) (NN rate)) (VP (VBZ is) (NP (NP (QP (CD eight) (TO to) (CD 12)) (NNS breaths)) (PP (IN per) (NP (NN minute)))))) (-RRB- -RRB-))) (, ,) (CC and) (NP (NP (DT an) (NN increase)) (PP (IN in) (NP (NP (DT the) (NN effort)) (PP (IN of) (NP (NN expiration))))))))))) (. .)))
The clinical signs of COPD include a chronic cough, the presence of a cloudy (mucopurulent) nasal discharge, potentially an increased respiratory rate (the normal rate is eight to 12 breaths per minute), and an increase in the effort of expiration.
(ROOT (S (NP (NP (DT The) (JJ normal) (NN respiratory) (NN rate)) (PP (IN per) (NP (NP (NN minute)) (PP (IN in) (NP (JJ adult) (NNS humans)))))) (VP (VBZ is) (NP (CD 12-18) (NNS breaths))) (. .)))