The sooner we strike the better." He turned to Tuppence.
( ( ( The sooner ) ( we ( ( ( strike ( the better ) ) . ) '' ) ) ) ( He ( ( turned ( to Tuppence ) ) . ) ) )
(ROOT (S (SBAR (X (DT The) (RB sooner)) (S (NP (PRP we)) (VP (VBP strike) (NP (DT the) (JJR better))) (. .) ('' ''))) (NP (PRP He)) (VP (VBD turned) (PP (TO to) (NP (NNP Tuppence)))) (. .)))
He talked to Tuppence about dropping the bomb immediately. 
( He ( ( talked ( to ( Tuppence ( about ( ( dropping ( the bomb ) ) immediately ) ) ) ) ) . ) )
(ROOT (S (NP (PRP He)) (VP (VBD talked) (S (VP (TO to) (VP (VB Tuppence) (PP (IN about) (S (VP (VBG dropping) (NP (DT the) (NN bomb)) (ADVP (RB immediately))))))))) (. .)))