is n't really one of resources 
(ROOT (VP (VBZ is) (RB n't) (ADVP (RB really)) (NP (NP (CD one)) (PP (IN of) (NP (NNS resources))))))
(ROOT (VP (VBZ ) (RB ) (ADVP (RB )) (NP (NP (CD )) (PP (IN ) (NP (NNS ))))))