scuttled by a plot that 's just too boring and obvious 
(ROOT (S (VP (VBN scuttled) (PP (IN by) (NP (NP (DT a) (NN plot)) (SBAR (WHNP (WDT that)) (S (VP (VBZ 's) (ADJP (RB just) (RB too) (JJ boring) (CC and) (JJ obvious))))))))))
(ROOT (S (VP (VBN ) (PP (IN ) (NP (NP (DT ) (NN )) (SBAR (WHNP (WDT )) (S (VP (VBZ ) (ADJP (RB ) (RB ) (JJ ) (CC ) (JJ ))))))))))