(S (S (S (BASENP (DT The) (NN skin) (NN condition)) (VP (VBZ has) (NP (BASENP (NNS similarities)) (PP (IN with) (NP (BASENP (DT the) (NN chloracne)) (VP (VBN associated) (PP (IN with) (BASENP (NN dioxin) (NN posioning))))))))) (PP (VBG according) (PP (TO to) (BASENP (DT a) (JJ British) (NN toxicologist) (NNP John) (NNP Henry))))) (PERIOD .))