[Q]: Sentence: However, the remains of the Phoenician presence in the city are few and mostly preserved in the very populated center of the downtown area, making any excavation efforts costly and logistically difficult. Question: Why cant artifacts from the Phoenicians be easily excavated?
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[A]: yes

[Q]: Sentence: His writings were concerned with various subjects, most notably philosophy and medicine. Question: How many books were said to have been written by Ibn Sina?
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[A]: no

[Q]: Sentence: The passing of the Antarctic Conservation Act (1978) in the U.S. brought several restrictions to U.S. activity on Antarctica. Question: When did the Convention for the Conservation of Antarctic Marine Living Resources come into force?
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[A]:
no