With no explanation, label text_A→text_B with either "not-entailed" or "entailed".
text_A: Under President Hu Jintao , Beijing has opened out to New Delhi and Prime Minister Wen Jiabao is expected to visit early next year , making friends by formally accepting Sikkim as part of India and backing India as a permanent member of the U.N. Security Council -- thus leaving Washington as the only one of the `` permanent five `` that has not yet done so .
text_B: The opening happened
entailed.