Does "Following the number-one success of MARRS' "Pump Up The Volume" in October, the years 1987 to 1989 also saw UK acts such as The Beatmasters, Krush, Coldcut, Yazz, Bomb" contain the correct answer to "what was the name of MARRS' number-one single in October 1987?"

A: yes

Does "However, there are considerable differences between the individual cantons, most particularly in terms of population and geographical area." contain the correct answer to "What is the population of the smallest canton?"

A: no

Does "Reporters in Chengdu said they saw cracks on walls of some residential buildings in the downtown areas, but no buildings collapsed." contain the correct answer to "Where did a cargo train derail as a result?"

A:
no