( or worth rooting against , for that matter ) 
(ROOT (FRAG (-LRB- -LRB-) (CC or) (ADJP (JJ worth) (S (VP (VBG rooting) (PP (IN against))))) (, ,) (PP (IN for) (NP (DT that) (NN matter))) (-RRB- -RRB-)))
(ROOT (FRAG (-LRB- ) (CC ) (ADJP (JJ ) (S (VP (VBG ) (PP (IN ))))) (, ) (PP (IN ) (NP (DT ) (NN ))) (-RRB- )))