bears a grievous but obscure complaint against fathers 
(ROOT (VP (VBZ bears) (NP (NP (DT a) (ADJP (JJ grievous) (CC but) (JJ obscure)) (NN complaint)) (PP (IN against) (NP (NNS fathers))))))
(ROOT (VP (VBZ ) (NP (NP (DT ) (ADJP (JJ ) (CC ) (JJ )) (NN )) (PP (IN ) (NP (NNS ))))))