We can leave them and let them die, said Thorn.
( ( We ( can ( ( ( leave them ) and ) ( let ( them die ) ) ) ) ) ( , ( ( said Thorn ) . ) ) )
(ROOT (SINV (S (NP (PRP We)) (VP (MD can) (VP (VP (VB leave) (NP (PRP them))) (CC and) (VP (VB let) (S (NP (PRP them)) (VP (VB die))))))) (, ,) (VP (VBD said)) (NP (NNP Thorn)) (. .)))
Thorn told us to make sure we save them. 
( Thorn ( ( told ( us ( to ( make ( sure ( we ( save them ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNP Thorn)) (VP (VBD told) (S (NP (PRP us)) (VP (TO to) (VP (VB make) (ADJP (JJ sure) (SBAR (S (NP (PRP we)) (VP (VB save) (NP (PRP them)))))))))) (. .)))