that reopens an interesting controversy and never succumbs to sensationalism 
(ROOT (SBAR (WHNP (DT that)) (VP (VP (VBZ reopens) (NP (DT an) (JJ interesting) (NN controversy))) (CC and) (ADVP (RB never)) (VP (VBZ succumbs) (PP (IN to) (NP (NN sensationalism)))))))
(ROOT (SBAR (WHNP (DT )) (VP (VP (VBZ ) (NP (DT ) (JJ ) (NN ))) (CC ) (ADVP (RB )) (VP (VBZ ) (PP (IN ) (NP (NN )))))))