(QTR (QTC (S (BASENP (PRP It)) (VP (VBD chose) (S (VP (TO to) (VP (VP (VP (VB immunize) (BASENP (DT these) (NNS services))) (PP (IN from) (BASENP (NN copyright) (NN liability)))) (PP (VBN provided) (SBAR (S (BASENP (PRP they)) (VP (VBP are) (ADJP (ADJP (RB properly) (JJ responsive)) (PP (TO to) (NP (NP (BASENP (NNS notices)) (PP (IN of) (BASENP (JJ alleged) (NN infringement)))) (PP (IN from) (BASENP (NN content) (NNS owners))))))))))))))) (PERIOD .)) (DQR ''))