( ( Ischemia ( of ( ( ( ( ( ( the ( masseter muscles ) ) , ) tongue ) , ) and ) pharynx ) ) ) ( ( causes ( ( pain ( during ( ( ( ( ( chewing , ) talking ) , ) or ) swallowing ) ) ) ( -LRB- ( ( jaw claudication ) -RRB- ) ) ) ) . ) )
(ROOT (S (NP (NP (NNP Ischemia)) (PP (IN of) (NP (NP (DT the) (NN masseter) (NNS muscles)) (, ,) (NP (NN tongue)) (, ,) (CC and) (NP (NN pharynx))))) (VP (VBZ causes) (NP (NP (NN pain)) (PP (IN during) (S (VP (VP (VBG chewing)) (, ,) (VP (VBG talking)) (, ,) (CC or) (VP (VBG swallowing))))) (PRN (-LRB- -LRB-) (NP (NN jaw) (NN claudication)) (-RRB- -RRB-)))) (. .)))
Ischemia of the masseter muscles, tongue, and pharynx causes pain during chewing, talking, or swallowing (jaw claudication).
(ROOT (S (NP (NNP Jaws) (CC and) (NN pharynx) (NNS muscles)) (VP (VBP are) (VP (VBN used) (S (VP (TO to) (VP (VB pump) (NP (NN water)) (PP (IN over) (NP (DT the) (NNS gills)))))))) (. .)))