( ( For example ) ( , ( ( ( airway resistance ) ( in ( the ( ivy ( leaf group ) ) ) ) ) ( ( ( ( ( decreased ( by ( 24 % ) ) ) ( on ( ( day three ) ( of ( the study ) ) ) ) ) , ) ( compared ( to ( ( ( only 5 ) % ) ( in ( the ( placebo group ) ) ) ) ) ) ) . ) ) ) )
(ROOT (S (PP (IN For) (NP (NN example))) (, ,) (NP (NP (JJ airway) (NN resistance)) (PP (IN in) (NP (DT the) (NN ivy) (NN leaf) (NN group)))) (VP (VBD decreased) (PP (IN by) (NP (CD 24) (NN %))) (PP (IN on) (NP (NP (NN day) (CD three)) (PP (IN of) (NP (DT the) (NN study))))) (, ,) (PP (VBN compared) (PP (TO to) (NP (NP (QP (RB only) (CD 5)) (NN %)) (PP (IN in) (NP (DT the) (NN placebo) (NN group))))))) (. .)))
For example, airway resistance in the ivy leaf group decreased by 24% on day three of the study, compared to only 5% in the placebo group.
(ROOT (S (NP (NN Poison) (NN ivy)) (ADVP (RB typically)) (VP (VBZ has) (NP (NP (CD three) (NNS groups)) (PP (IN of) (NP (NNS leaves))))) (. .)))