[Q]: Sentence: Under the terms of the 1842 Treaty of Nanking, Hong Kong Island itself had been ceded to Britain in perpetuity, but the vast majority of the colony was constituted by the New Territories, which had been acquired under a 99-year lease in 1898, due to expire in 1997. Question: Which treaty had given Hong Kong to Britain?
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[A]: yes

[Q]: Sentence: Occasionally the airways themselves change. Question: In what ways do airways change?
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[A]: no

[Q]: Sentence: Apollo killed Python but had to be punished for it, since Python was a child of Gaia. Question: Who was a parent of Python?
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[A]:
yes