So he goes out and walks in the woods, little dreaming that Mrs. Inglethorp will open his desk, and discover the incriminating document. 
( So ( he ( ( ( ( ( ( ( goes out ) and ) ( ( ( walks ( in ( the woods ) ) ) , ) ( little ( dreaming ( that ( ( Mrs. Inglethorp ) ( will ( open ( his desk ) ) ) ) ) ) ) ) ) , ) and ) ( discover ( the ( incriminating document ) ) ) ) . ) ) )
(ROOT (S (IN So) (NP (PRP he)) (VP (VP (VBZ goes) (PRT (RP out))) (CC and) (VP (VBZ walks) (PP (IN in) (NP (DT the) (NNS woods))) (, ,) (S (VP (ADVP (RB little)) (VBG dreaming) (SBAR (IN that) (S (NP (NNP Mrs.) (NNP Inglethorp)) (VP (MD will) (VP (VB open) (NP (PRP$ his) (NN desk))))))))) (, ,) (CC and) (VP (VBP discover) (NP (DT the) (JJ incriminating) (NN document)))) (. .)))
He goes out into the woods.
( He ( ( ( goes out ) ( into ( the woods ) ) ) . ) )
(ROOT (S (NP (PRP He)) (VP (VBZ goes) (PRT (RP out)) (PP (IN into) (NP (DT the) (NNS woods)))) (. .)))