question: OPTIONS:
- yes
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However diesels were mainly used on single track lines with a fair amount of traffic so that the lower fuel consumption of electrics may be in part due to better operating conditions on electrified lines (such as double tracking) rather than inherent energy efficiency.
What year could be marked as year when electric railways more efficient than diesel ones?

answer: no

[Q]: Sentence: The Manchester Small-Scale Experimental Machine, nicknamed Baby, was the world's first stored-program computer. Question: Where was the Manchester Small-Scale Experimental Machine built? OPTIONS:
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++++++++++
[A]: no

Q: Does "The ancient people who are considered the first scientists may have thought of themselves as natural philosophers, as practitioners of a skilled profession (for example, physicians), or as followers of a religious tradition (for example, temple healers)." provide a valid answer to "What type of science are making a calendar and finding cures for diseases a part of?"?
OPTIONS:
- yes
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A: no

Problem: Does "But his argument is that all men are sinners; that they are so through original depravity; that this original depravity may be overcome by the grace of God, and he adds that he does not know but that Mary may have had sufficient grace to overcome sin "of every sort" (omni ex parte)." answer the question "Who refused to hear any contradictory views about Mary and her perceived inception ?" OPTIONS:
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A: no

Does the sentence "A new ocean was growing on its southern end, the Tethys Ocean, an ocean that would dominate much of the Mesozoic Era." provide a valid answer to the question "What was the largest ocean during the Permian called?" OPTIONS:
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A: no

Does the sentence "Following the outbreak of the First World War and the decision of the Ottoman Empire to join the war on the side of the Central Powers, on 5 November 1914 the British Empire formally annexed Cyprus and declared the Ottoman Khedivate of Egypt and Sudan a Sultanate and British protectorate." provide a valid answer to the question "What years was the Famagusta harbour completed?" OPTIONS:
- yes
- no

A:
no