that it 's more than a worthwhile effort 
(ROOT (SBAR (IN that) (S (NP (PRP it)) (VP (VBZ 's) (NP (NP (JJR more)) (PP (IN than) (NP (DT a) (JJ worthwhile) (NN effort))))))))
(ROOT (SBAR (IN ) (S (NP (PRP )) (VP (VBZ ) (NP (NP (JJR )) (PP (IN ) (NP (DT ) (JJ ) (NN ))))))))