hardly seems worth the effort . 
(ROOT (S (ADVP (RB hardly)) (VP (VBZ seems) (S (ADJP (JJ worth) (NP (DT the) (NN effort))))) (. .)))
(ROOT (S (ADVP (RB )) (VP (VBZ ) (S (ADJP (JJ ) (NP (DT ) (NN ))))) (. )))