Luis Alonso, Luis Alonso, says to him, Luis Alonso's friend.
( ( ( ( ( Luis Alonso ) , ) ( Luis Alonso ) ) , ) ( ( says ( to ( ( him , ) ( ( Luis ( Alonso 's ) ) friend ) ) ) ) . ) )
(ROOT (S (NP (NP (NNP Luis) (NNP Alonso)) (, ,) (NP (NNP Luis) (NNP Alonso)) (, ,)) (VP (VBZ says) (PP (TO to) (NP (NP (PRP him)) (, ,) (NP (NP (NNP Luis) (NNP Alonso) (POS 's)) (NN friend))))) (. .)))
They said they do not know the man.
( They ( ( said ( they ( ( do not ) ( know ( the man ) ) ) ) ) . ) )
(ROOT (S (NP (PRP They)) (VP (VBD said) (SBAR (S (NP (PRP they)) (VP (VBP do) (RB not) (VP (VB know) (NP (DT the) (NN man))))))) (. .)))