(S (S (BASENP (NNP Wikinews)) (VP (VBZ has) (VP (ADVP (RB also)) (VP (VBN learned) (SBAR (IN that) (S (NP (BASENP (NN three) (NN URL)) (SBAR (S (VP (VBZ links) (PP (TO to) (NP (BASENP (NNP Wikipedia)) (COMMA ,) (NP (NP (DT a) (NP (ADJP (JJ free) (COMMA ,) (JJ online)) (NN encyclopedia))) (SBAR (S (BASENP (NN anyone)) (VP (MD can) (VP (VB edit)))))))))))) (COMMA ,) (VP (VBP have) (VP (ADVP (RB also)) (VP (VBN been) (VP (VBN blocked))))))))))) (PERIOD .))