( ( ( Boyle 's ) Law ) ( ( states ( that ( ( for ( ( an ( ideal gas ) ) ( at ( a ( constant temperature ) ) ) ) ) ( , ( ( if ( pressure increases ) ) ( , ( volume increases ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NP (NNP Boyle) (POS 's)) (NN Law)) (VP (VBZ states) (SBAR (IN that) (S (PP (IN for) (NP (NP (DT an) (JJ ideal) (NN gas)) (PP (IN at) (NP (DT a) (JJ constant) (NN temperature))))) (, ,) (SBAR (IN if) (FRAG (NP (NN pressure) (NNS increases)))) (, ,) (NP (NN volume)) (VP (VBZ increases))))) (. .)))
Boyle's Law states that for an ideal gas at a constant temperature, if pressure increases, volume increases.
(ROOT (S (SBAR (WHADVP (WRB When)) (S (NP (NP (NN temperature) (NNS increases)) (PP (CC but) (NP (NP (NN amount)) (PP (IN of) (NP (NP (NN gas)) (CC and) (NP (PRP$ its) (NN pressure))))))) (VP (VBP are) (ADJP (JJ constantvolume))))) (NP (NNS increases)) (VP (VBZ happens) (PP (TO to) (NP (NP (DT the) (NN volume)) (PP (IN of) (NP (DT the) (NN gas)))))) (. .)))