'So I assume he hacked into the autopilot and reprogrammed it to-'
( ` ( ( So I ) ( ( assume ( he ( ( ( hacked ( into ( the autopilot ) ) ) and ) ( ( reprogrammed it ) ( to - ) ) ) ) ) ' ) ) )
(ROOT (S (`` `) (NP (RB So) (PRP I)) (VP (VBP assume) (SBAR (S (NP (PRP he)) (VP (VP (VBD hacked) (PP (IN into) (NP (DT the) (NN autopilot)))) (CC and) (VP (VBD reprogrammed) (NP (PRP it)) (PP (TO to) (NP (NNP -)))))))) ('' ')))
I assumed he reprogrammed the autopilot.
( I ( ( assumed ( he ( reprogrammed ( the autopilot ) ) ) ) . ) )
(ROOT (S (NP (PRP I)) (VP (VBD assumed) (SBAR (S (NP (PRP he)) (VP (VBD reprogrammed) (NP (DT the) (NN autopilot)))))) (. .)))