that kate is n't very bright , but that she has n't been worth caring about and 
(ROOT (SBAR (SBAR (IN that) (S (NP (NNP kate)) (VP (VBZ is) (RB n't) (ADJP (RB very) (JJ bright))))) (, ,) (CC but) (SBAR (IN that) (S (NP (PRP she)) (VP (VBZ has) (RB n't) (VP (VBN been) (ADJP (JJ worth) (S (VP (VBG caring) (PP (IN about))))))))) (CC and)))
(ROOT (SBAR (SBAR (IN ) (S (NP (NNP )) (VP (VBZ ) (RB ) (ADJP (RB ) (JJ ))))) (, ) (CC ) (SBAR (IN ) (S (NP (PRP )) (VP (VBZ ) (RB ) (VP (VBN ) (ADJP (JJ ) (S (VP (VBG ) (PP (IN ))))))))) (CC )))