tavernier is more concerned with the entire period of history 
(ROOT (S (NP (NNP tavernier)) (VP (VBZ is) (ADJP (RBR more) (JJ concerned) (PP (IN with) (NP (NP (DT the) (JJ entire) (NN period)) (PP (IN of) (NP (NN history)))))))))
(ROOT (S (NP (NNP )) (VP (VBZ ) (ADJP (RBR ) (JJ ) (PP (IN ) (NP (NP (DT ) (JJ ) (NN )) (PP (IN ) (NP (NN )))))))))