(S (S (BASENP (NNP Winfrey)) (VP (VP (VBD made) (BASENP (DT the) (NN announcement))) (PP (IN on) (NP (NP (BASENP (NNP Friday) (POS 's)) (NN broadcast)) (PP (IN of) (BASENP (NNP The) (NNP Oprah) (NNP Winfrey) (NNP Show))))))) (PERIOD .))