Yes, undoubtedly the hand of Mr. Brown! Mr. Carter paused.
( Yes ( , ( undoubtedly ( ( ( the hand ) ( of ( Mr. ( Brown ( ! ( Mr. Carter ) ) ) ) ) ) ( paused . ) ) ) ) )
(ROOT (S (INTJ (UH Yes)) (, ,) (ADVP (RB undoubtedly)) (NP (NP (DT the) (NN hand)) (PP (IN of) (NP (NNP Mr.) (NNP Brown) (. !) (NNP Mr.) (NNP Carter)))) (VP (VBD paused)) (. .)))
No identity could be assigned to the severed appendage. 
( ( No identity ) ( ( could ( be ( assigned ( to ( the ( severed appendage ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT No) (NN identity)) (VP (MD could) (VP (VB be) (VP (VBN assigned) (PP (TO to) (NP (DT the) (JJ severed) (NN appendage)))))) (. .)))