I put it to you that, wearing a suit of Mr. Inglethorp's clothes, with a black beard trimmed to resemble his, you were there ”and signed the register in his name!
( I ( ( ( ( put it ) ( to you ) ) ( ( that ( , ( ( wearing ( ( ( ( a suit ) ( of ( ( Mr. ( Inglethorp 's ) ) clothes ) ) ) , ) ( with ( ( a ( black beard ) ) ( trimmed ( to ( resemble his ) ) ) ) ) ) ) , ) ) ) ( you ( ( ( ( were there ) '' ) and ) ( ( signed ( the register ) ) ( in ( his name ) ) ) ) ) ) ) ! ) )
(ROOT (S (NP (PRP I)) (VP (VBD put) (NP (PRP it)) (PP (TO to) (NP (PRP you))) (SBAR (IN that) (PRN (, ,) (S (VP (VBG wearing) (NP (NP (DT a) (NN suit)) (PP (IN of) (NP (NP (NNP Mr.) (NNP Inglethorp) (POS 's)) (NNS clothes))) (, ,) (PP (IN with) (NP (NP (DT a) (JJ black) (NN beard)) (VP (VBN trimmed) (S (VP (TO to) (VP (VB resemble) (NP (PRP$ his))))))))))) (, ,)) (S (NP (PRP you)) (VP (VP (VBD were) (ADVP (RB there))) ('' '') (CC and) (VP (VBD signed) (NP (DT the) (NN register)) (PP (IN in) (NP (PRP$ his) (NN name)))))))) (. !)))
He was trying to impersonate Mr. Inglethorp and forging his signature. 
( He ( ( was ( ( ( trying ( to ( impersonate ( Mr. Inglethorp ) ) ) ) and ) ( forging ( his signature ) ) ) ) . ) )
(ROOT (S (NP (PRP He)) (VP (VBD was) (VP (VP (VBG trying) (S (VP (TO to) (VP (VB impersonate) (NP (NNP Mr.) (NNP Inglethorp)))))) (CC and) (VP (VBG forging) (NP (PRP$ his) (NN signature))))) (. .)))