They claimed they had a bomb.
( They ( ( claimed ( they ( had ( a bomb ) ) ) ) . ) )
(ROOT (S (NP (PRP They)) (VP (VBD claimed) (SBAR (S (NP (PRP they)) (VP (VBD had) (NP (DT a) (NN bomb)))))) (. .)))
They did not say anything.
( They ( ( ( did not ) ( say anything ) ) . ) )
(ROOT (S (NP (PRP They)) (VP (VBD did) (RB not) (VP (VB say) (NP (NN anything)))) (. .)))