Q: Does "Also, in 1931 the US Army worked on a mobile anti-aircraft machine mount on the back of a heavy truck having four .30 caliber water-cooled machine guns and an optical director." provide a valid answer to "Who designed this cannon?"?
A: no

Q: Does "The Pew Forum on Religion & Public Life ranks Egypt as the fifth worst country in the world for religious freedom." provide a valid answer to "What percentage of Egyptians polled support death penalty for those leaving Islam?"?
A: no

Q: Does "Along these lines, the inhabitants of the islands were called the (Priteni or Pretani)." provide a valid answer to "What did the ancient Greeks call the people that lived in the British Isles?"?
A: yes

Q: Does "Examples include occasional music such as Brahms' use of student drinking songs in his Academic Festival Overture, genres exemplified by Kurt Weill's The Threepenny Opera, and the influence of jazz on early- and mid-20th-century composers including Maurice Ravel, exemplified by the movement entitled "Blues" in his sonata for violin and piano." provide a valid answer to "Popular music from the composer's time was incorporation into what?"?
A:
no