( ( ( decrease volume ) ( of ( ( ( a gas ) , ) ( ( the pressure ) ( of ( the gas ) ) ) ) ) ) ( ( ( will increase ) and ) ( ( vice versa ) ( -LRB- ( ( temperature ( remains constant ) ) -RRB- ) ) ) ) )
(ROOT (S (NP (NP (NN decrease) (NN volume)) (PP (IN of) (NP (NP (DT a) (NN gas)) (, ,) (NP (NP (DT the) (NN pressure)) (PP (IN of) (NP (DT the) (NN gas))))))) (VP (VP (MD will) (VP (VB increase))) (CC and) (VP (ADVP (ADVP (RB vice) (RB versa)) (PRN (-LRB- -LRB-) (S (NP (NN temperature)) (VP (VBZ remains) (ADJP (JJ constant)))) (-RRB- -RRB-)))))))
decrease volume of a gas, the pressure of the gas will increase and vice versa (temperature remains constant)
(ROOT (S (S (VP (VP (VBG Decreasing) (NP (NP (DT the) (NN volume)) (PP (IN of) (NP (DT a) (NN gas))))) (CC and) (VP (VBG keeping) (NP (NP (NN everything)) (NP (RB else) (DT the) (JJ same)))))) (VP (MD will) (VP (VB cause) (NP (PRP$ its) (NN pressure) (S (VP (TO to) (VP (VB increase))))))) (. .)))