( ( ( The Throat ) Back ) ( ( The pharynx ) ( ( is ( ( a channel ) ( ( ( for air ) and ) ( for food ) ) ) ) . ) ) )
(ROOT (S (ADVP (NP (DT The) (NN Throat)) (RB Back)) (NP (DT The) (NN pharynx)) (VP (VBZ is) (NP (NP (DT a) (NN channel)) (PP (PP (IN for) (NP (NN air))) (CC and) (PP (IN for) (NP (NN food)))))) (. .)))
The Throat Back The pharynx is a channel for air and for food.
(ROOT (S (PP (IN In) (NP (DT the) (JJ human) (NN body))) (, ,) (NP (NP (DT the) (NN intersection)) (SBAR (WHADVP (WRB where)) (S (NP (NP (DT the) (NNS paths)) (PP (IN for) (NP (NN air) (CC and) (NN food)))) (VP (VBP cross))))) (VP (VBZ is) (VP (VBN called) (NP (NN pharynx)))) (. .)))