Problem: Does "On 4 August Russian scouts saw a movement which they thought was the start of a withdrawal, the Russians advanced and the Turks attacked first." answer the question "Who made a secret agreement to remain neutral?"

A: no

Problem: Does "As a result, playback of an Orthophonic record sounded like it was coming from a radio." answer the question "Was it common to hear electric recordings on phonographs?"

A: no

Problem: Does "By the end of the century almost all beer was brewed by commercial breweries." answer the question "What businesses were the dominant brewers of beer in England by the close of the 17th century?"

A:
yes