(S (S (NP (NP (BASENP (DT The) (NN use)) (PP (IN of) (NP (BASENP (DT the) (NN word)) (QT (DQL ``) (BASENP (NN share)) (DQR ''))))) (PP (IN in) (BASENP (DT the) (NN article)))) (VP (VBZ means) (SBAR (IN that) (S (BASENP (PRP it)) (VP (VBZ is) (NP (BASENP (DT the) (JJ rough) (NN percentage)) (PP (IN of) (NP (BASENP (NNS viewers)) (PP (IN with) (S (S (S (BASENP (PRPD their) (NNS sets)) (ADJP (JJ on))) (PP (IN at) (BASENP (DT that) (NN hour)))) (S (VP (VBG tuning) (PP (IN into) (BASENP (DT a) (JJ certain) (NN program))))))))))))))) (PERIOD .))