The doctor accepted quite readily the theory that Mrs. Vandemeyer had accidentally taken an overdose of chloral.
( ( The doctor ) ( ( ( ( accepted ( quite readily ) ) ( the theory ) ) ( that ( ( Mrs. Vandemeyer ) ( ( had accidentally ) ( taken ( ( an overdose ) ( of chloral ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (NN doctor)) (VP (VBD accepted) (ADVP (RB quite) (RB readily)) (NP (DT the) (NN theory)) (SBAR (IN that) (S (NP (NNP Mrs.) (NNP Vandemeyer)) (VP (VBD had) (ADVP (RB accidentally)) (VP (VBN taken) (NP (NP (DT an) (NN overdose)) (PP (IN of) (NP (NN chloral))))))))) (. .)))
Mrs. Vandemeyer took an appropriate does of chloral.
( ( Mrs. Vandemeyer ) ( ( took ( ( an appropriate ) ( does ( of chloral ) ) ) ) . ) )
(ROOT (S (NP (NNP Mrs.) (NNP Vandemeyer)) (VP (VBD took) (SBAR (S (NP (DT an) (JJ appropriate)) (VP (VBZ does) (PP (IN of) (NP (NN chloral))))))) (. .)))