( ( The brain ) ( ( solves ( discrepancies ( between ( what ( ( each eye ) ( sees ( by ( ( allowing ( for ( ( some points ) ( of ( the pattern ) ) ) ) ) ( to ( be ( ( nearer ( the viewer ) ) ( than ( others are ) ) ) ) ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (NN brain)) (VP (VBZ solves) (NP (NP (NNS discrepancies)) (PP (IN between) (SBAR (WHNP (WP what)) (S (NP (DT each) (NN eye)) (VP (VBZ sees) (PP (IN by) (S (VP (VBG allowing) (PP (IN for) (NP (NP (DT some) (NNS points)) (PP (IN of) (NP (DT the) (NN pattern))))) (S (VP (TO to) (VP (VB be) (VP (VBN nearer) (NP (DT the) (NN viewer)) (SBAR (IN than) (S (NP (NNS others)) (VP (VBP are))))))))))))))))) (. .)))
The brain solves discrepancies between what each eye sees by allowing for some points of the pattern to be nearer the viewer than others are.
(ROOT (S (NP (NNS Brain) (CC and) (NNS eyes)) (VP (VBP are) (S (NP (DT the) (NNS organs)) (VP (VB work) (PRT (RP together)) (S (VP (TO to) (VP (VB allow) (S (NP (PRP us)) (VP (TO to) (VP (VB see)))))))))) (. .)))