Does the sentence "They emphasised the core strategic interest was attacking ports but they insisted in maintaining pressure, or diverting strength, onto industries building aircraft, anti-aircraft guns, and explosives." provide a valid answer to the question "What did the OKL insist on maintaining?" OPTIONS:
- yes
- no

A: yes

Does the sentence "Since then, some brewers have used champagne yeasts to increase the alcohol content of their beers." provide a valid answer to the question "What year did the brewing company BrewDog start producing a beer called Ghost Deer?" OPTIONS:
- yes
- no

A: no

Does the sentence "The Duke and Duchess of York had two children: Elizabeth (called "Lilibet" by the family), and Margaret." provide a valid answer to the question "Who advised against the Duke becoming the Governor General of Canada?" OPTIONS:
- yes
- no

A: no

Does the sentence "The Immaculate Collection, Madonna's first greatest-hits compilation album, was released in November 1990." provide a valid answer to the question "What is Madonna's compilation album called?" OPTIONS:
- yes
- no

A:
yes