sinks further and further into comedy futility . 
(ROOT (S (VP (VBZ sinks) (ADVP (RBR further) (CC and) (RBR further)) (PP (IN into) (NP (NN comedy) (NN futility)))) (. .)))
(ROOT (S (VP (VBZ ) (ADVP (RBR ) (CC ) (RBR )) (PP (IN ) (NP (NN ) (NN )))) (. )))