( ( The ( pressure increase ) ) ( ( is ( related ( to ( ( the ( volume decrease ) ) ( of ( ( the gas ) ( in ( the syringe ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (NN pressure) (NN increase)) (VP (VBZ is) (ADJP (VBN related) (PP (TO to) (NP (NP (DT the) (NN volume) (NN decrease)) (PP (IN of) (NP (NP (DT the) (NN gas)) (PP (IN in) (NP (DT the) (NN syringe))))))))) (. .)))
The pressure increase is related to the volume decrease of the gas in the syringe.
(ROOT (S (PP (IN From) (NP (NP (NNS observations)) (ADJP (RB as) (JJ simple) (PP (IN as) (S (VP (VBG blowing) (PRT (RP up)) (NP (DT a) (NN balloon)))))))) (, ,) (NP (PRP it)) (VP (VBZ is) (ADJP (JJ clear)) (SBAR (IN that) (S (S (VP (VBG increasing) (NP (NP (DT the) (NN amount)) (PP (IN of) (NP (NN gas)))))) (VP (VBZ increases) (NP (DT the) (NN volume)))))) (. .)))