He returned to Afghanistan.
( He ( ( returned ( to Afghanistan ) ) . ) )
(ROOT (S (NP (PRP He)) (VP (VBD returned) (PP (TO to) (NP (NNP Afghanistan)))) (. .)))
He traveled to Afghanistan.
( He ( ( traveled ( to Afghanistan ) ) . ) )
(ROOT (S (NP (PRP He)) (VP (VBD traveled) (PP (TO to) (NP (NNP Afghanistan)))) (. .)))