Does "To add insult to injury, when it came time for publication, the three-volume work was so massive (more than 2,000 pages) and its audience so narrow (professional mathematicians) that it was initially published at a loss of 600 pounds, 300 of which was paid by Cambridge University Press, 200 by the Royal Society of London, and 50 apiece by Whitehead and Russell themselves." contain the correct answer to "Who paid to publish Principia Mathematica?"

A: yes

Does "Oklahoma City has a very active severe weather season from March through June, especially during April and May." contain the correct answer to "When is Oklahoma city sever weather season begin?"

A: yes

Does "There are more than 900 million Protestants worldwide,[ad] among approximately 2.4 billion Christians.[ae]" contain the correct answer to "How many Protestants are there in the world?"

A:
yes