Oh, yes, sir. Dorcas was looking very curiously at him and, to tell the truth, so was I. 
( ( ( ( ( ( Oh , ) yes ) ( , ( ( sir ( . Dorcas ) ) ( was ( ( ( looking ( very ( curiously ( at him ) ) ) ) and ) ( , ( to ( tell ( the truth ) ) ) ) ) ) ) ) ) , ) so ) ( was I. ) )
(ROOT (S (S (INTJ (UH Oh) (, ,) (UH yes)) (, ,) (NP (NN sir) (. .) (NNP Dorcas)) (VP (VBD was) (VP (VP (VBG looking) (ADJP (RB very) (JJ curiously) (PP (IN at) (NP (PRP him))))) (CC and) (VP (, ,) (S (VP (TO to) (VP (VB tell) (NP (DT the) (NN truth))))))))) (, ,) (CC so) (SQ (VBD was) (NP (NNP I.)))))
Dorcas and I were both intrigued by him.
( ( ( Dorcas and ) I ) ( ( ( were both ) ( intrigued ( by him ) ) ) . ) )
(ROOT (S (NP (NP (NNS Dorcas)) (CC and) (NP (PRP I))) (VP (VBD were) (DT both) (VP (VBN intrigued) (PP (IN by) (NP (PRP him))))) (. .)))