I see, said Tuppence thoughtfully.
( ( I see ) ( , ( ( said ( Tuppence thoughtfully ) ) . ) ) )
(ROOT (SINV (S (NP (PRP I)) (VP (VBP see))) (, ,) (VP (VBD said)) (NP (NNP Tuppence) (NNP thoughtfully)) (. .)))
"I can't comprehend it," said Tuppence fitfully.
( `` ( ( I ( ( ca n't ) ( comprehend it ) ) ) ( , ( '' ( ( said ( Tuppence fitfully ) ) . ) ) ) ) )
(ROOT (SINV (`` ``) (S (NP (PRP I)) (VP (MD ca) (RB n't) (VP (VB comprehend) (NP (PRP it))))) (, ,) ('' '') (VP (VBD said)) (NP (NNP Tuppence) (NNP fitfully)) (. .)))