[Q]: Sentence: This is the principle behind positive displacement pumps, like the manual water pump for example. Question: What are pumps based off principle of sealed compartment pulling,pushing and expanding called? OPTIONS:
- yes
- no
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[A]: yes

Q: Does "Snow is usually a rare occurrence, but it does occur occasionally if there is a cold front, as the Apennines are too distant to protect the island from cold winds blowing from the Balkans, and the mountains surrounding the city facilite the formation of snow accumulation in Palermo, especially at night." provide a valid answer to "How many did snow fall in Palermo between 1940and the 2000s?"?
OPTIONS:
- yes
- no
A: no

Problem: Does "The economy of Russia became heavily industrialized, accounting for about two-thirds of the electricity produced in the USSR." answer the question "How many students were in institutions of higher education in Russia in 1974?" OPTIONS:
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A: no

Does the sentence "As of September 2012, fifty-six species have been delisted; twenty-eight due to recovery, ten due to extinction (seven of which are believed to have been extinct prior to being listed), ten due to changes in taxonomic classification practices, six due to discovery of new populations, one due to an error in the listing rule, and one due to an amendment to the Endangered Species Act specifically requiring the species delisting." provide a valid answer to the question "As of September 2012, how many species had been delisted due to recovery?" OPTIONS:
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- no

A: yes

Question:
Choose your answer: Is "with the same background music, only this time honoring George Zipp, one of Ted Striker's former comrades." a good answer to the question "Which person was a former comrade to Ted Striker in the film Airplane!?" OPTIONS:
- yes
- no
Answer:
yes

[Q]: Sentence: The Danes built the fortress of Castrum Danorum at Toompea Hill. Question: What structure was built at Toompea Hill? OPTIONS:
- yes
- no
++++++++++
[A]:
yes