( There ( , ( ( ( ( ( the velocity ) ( is increasing ) ) and ) ( ( the pressure ) ( is decreasing ) ) ) . ) ) )
(ROOT (S (ADVP (RB There)) (, ,) (S (NP (DT the) (NN velocity)) (VP (VBZ is) (VP (VBG increasing)))) (CC and) (S (NP (DT the) (NN pressure)) (VP (VBZ is) (VP (VBG decreasing)))) (. .)))
There, the velocity is increasing and the pressure is decreasing.
(ROOT (S (SBAR (WHADVP (WRB When)) (S (NP (NN gas) (NNS particles)) (VP (VB heat) (PRT (RP up))))) (, ,) (NP (NN pressure)) (VP (VBP increase)) (. .)))