( ( ( brainstem nuclei ) ( such ( as ( ( the ( reticular formation ) ) ( of ( the pons ) ) ) ) ) ) ; )
(ROOT (NP (NP (NN brainstem) (NNS nuclei)) (PP (JJ such) (IN as) (NP (NP (DT the) (NN reticular) (NN formation)) (PP (IN of) (NP (DT the) (NNS pons))))) (: ;)))
brainstem nuclei such as the reticular formation of the pons;
(ROOT (S (NP (JJ Reticular) (NN formation)) (VP (VBZ is) (NP (NP (DT the) (NN name)) (PP (IN of) (NP (NP (DT the) (NN formation)) (SBAR (WHNP (WDT that)) (S (VP (VBZ regulates) (NP (NN sleep) (CC and) (NN arousal))))))))) (. .)))