( ( The ( carotid arteries ) ) ( ( are ( ( two arteries ) ( in ( ( the neck ) ( that ( ( supply blood ) ( to ( the brain ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (JJ carotid) (NNS arteries)) (VP (VBP are) (NP (NP (CD two) (NNS arteries)) (PP (IN in) (NP (NP (DT the) (NN neck)) (SBAR (WHNP (WDT that)) (S (VP (VBP supply) (NP (NN blood)) (PP (TO to) (NP (DT the) (NN brain)))))))))) (. .)))
The carotid arteries are two arteries in the neck that supply blood to the brain.
(ROOT (S (NP (DT The) (JJ carotid) (NN artery)) (VP (VBZ takes) (NP (NN blood)) (PP (TO to) (NP (DT the) (NN brain)))) (. .)))
The carotid artery takes blood to the brain.