I'm not interested in tactics, Al.
( I ( ( ( 'm not ) ( interested ( in ( ( tactics , ) Al. ) ) ) ) . ) )
(ROOT (S (NP (PRP I)) (VP (VBP 'm) (RB not) (ADJP (JJ interested) (PP (IN in) (NP (NP (NNS tactics)) (, ,) (NP (NNP Al.)))))) (. .)))
The author is not interested in tactics.
( ( The author ) ( ( ( is not ) ( interested ( in tactics ) ) ) . ) )
(ROOT (S (NP (DT The) (NN author)) (VP (VBZ is) (RB not) (ADJP (JJ interested) (PP (IN in) (NP (NNS tactics))))) (. .)))