Question: What channel, owned and operated by Turner Broadcasting System Europe, had a sister station that closed 1 April 2014?
{'answer': 'Cartoon Network', 'supporting_facts': [['Cartoon Network Too', 0], ['Cartoon Network Too', 1], ['Cartoon Network Too', 4], ['Cartoon Network (UK &amp; Ireland)', 0], ['Cartoon Network (UK &amp; Ireland)', 1]]}