that strikes a very resonant chord 
(ROOT (S (NP (DT that)) (VP (VBZ strikes) (NP (DT a) (ADJP (RB very) (JJ resonant)) (NN chord)))))
(ROOT (S (NP (DT )) (VP (VBZ ) (NP (DT ) (ADJP (RB ) (JJ )) (NN )))))