Q: Does "He adds that "Although agreements were made between Tibetan leaders and Mongol khans, Ming and Qing emperors, it was the Republic of China and its Communist successors that assumed the former imperial tributaries and subject states as integral parts of the Chinese nation-state."" provide a valid answer to "Who was the vice royalty of the Sakya regime established by?"?
OPTIONS:
- yes
- no
A: no

Q: Does "As far as I could tell, von Neumann was able on once reading a book or article to quote it back verbatim; moreover, he could do it years later without hesitation." provide a valid answer to "What did Herman Goldstone write about von NEumann?"?
OPTIONS:
- yes
- no
A: no

Q: Does "The beret is probably the most widely worn headgear and is worn with almost all orders of dress (with the exception of the more formal orders of Navy and Air Force dress), and the colour of which is determined by the wearer's environment, branch, or mission." provide a valid answer to "What are some of the authorized head dresses for the CAF?"?
OPTIONS:
- yes
- no
A: no

Q: Does "His motor set a world record which was improved only four years later in September 1838 by Jacobi himself." provide a valid answer to "How long did it take for Jacobi's first world record to be broken?"?
OPTIONS:
- yes
- no
A:
yes