i don't understand that i thought that he was always a good player
( i ( ( do n't ) ( understand ( that ( i ( thought ( that ( he ( ( was always ) ( a ( good player ) ) ) ) ) ) ) ) ) ) )
(ROOT (S (NP (FW i)) (VP (VBP do) (RB n't) (VP (VB understand) (SBAR (IN that) (S (NP (FW i)) (VP (VBD thought) (SBAR (IN that) (S (NP (PRP he)) (VP (VBD was) (ADVP (RB always)) (NP (DT a) (JJ good) (NN player))))))))))))
I always considered him to be a good player.
( I ( always ( ( considered ( him ( to ( be ( a ( good player ) ) ) ) ) ) . ) ) )
(ROOT (S (NP (PRP I)) (ADVP (RB always)) (VP (VBD considered) (S (NP (PRP him)) (VP (TO to) (VP (VB be) (NP (DT a) (JJ good) (NN player)))))) (. .)))