(S (S (BASENP (DT The) (NN problem)) (VP (VBZ is) (ADJP (ADJP (ADJP (RB far) (JJR worse)) (PP (IN among) (BASENP (NNPS African-Americans)))) (PP (IN than) (NP (BASENP (NNPS Americans)) (PP (IN with) (BASENP (JJR lighter) (NN skin)))))))) (PERIOD .))