( There ( ( ( ( ( on ( ( ( a ( light board ) ) , ) doctors ) ) ( saw ( ( tiny ( white spots ) ) ( on ( ( ( ( Rosie 's ) ( brain stem ) ) , ) ( ( the ( thumb-shaped part ) ) ( of ( ( the brain ) ( that ( dovetails ( into ( the ( spinal cord ) ) ) ) ) ) ) ) ) ) ) ) ) and ) ( controls ( most ( of ( ( the ( body 's ) ) ( major functions ) ) ) ) ) ) . ) )
(ROOT (S (NP (EX There)) (VP (VP (PP (IN on) (NP (NP (DT a) (JJ light) (NN board)) (, ,) (NP (NNS doctors)))) (VBD saw) (NP (NP (JJ tiny) (JJ white) (NNS spots)) (PP (IN on) (NP (NP (NP (NNP Rosie) (POS 's)) (NN brain) (NN stem)) (, ,) (NP (NP (DT the) (JJ thumb-shaped) (NN part)) (PP (IN of) (NP (NP (DT the) (NN brain)) (SBAR (WHNP (WDT that)) (S (VP (VBZ dovetails) (PP (IN into) (NP (DT the) (JJ spinal) (NN cord))))))))))))) (CC and) (VP (VBZ controls) (NP (NP (JJS most)) (PP (IN of) (NP (NP (DT the) (NN body) (POS 's)) (JJ major) (NNS functions)))))) (. .)))
There on a light board, doctors saw tiny white spots on Rosie's brain stem, the thumb-shaped part of the brain that dovetails into the spinal cord and controls most of the body's major functions.
(ROOT (S (ADVP (RB Not) (RB surprisingly)) (, ,) (NP (JJ controlling) (NN flight)) (VP (VBZ is) (NP (NP (DT the) (NN function)) (PP (IN of) (NP (NP (DT the) (ADJP (RBS most) (JJ developed)) (NN part)) (PP (IN of) (NP (NP (DT a) (NN bird) (POS 's)) (NN brain))))))) (. .)))