's really just another major league . 
(ROOT (S (VP (VBZ 's) (ADVP (RB really)) (NP (RB just) (DT another) (JJ major) (NN league))) (. .)))
(ROOT (S (VP (VBZ ) (ADVP (RB )) (NP (RB ) (DT ) (JJ ) (NN ))) (. )))