Problem: Does "Adult contemporary traces its roots to the 1960s easy listening format, which adopted a 70-80% instrumental - 20-30% vocal mix." answer the question "Generally speaking, what percentage of music on easy listening stations was instrumental?"

A: yes

Problem: Does "It states that phenomena arise together in a mutually interdependent web of cause and effect." answer the question "What is the name of the Buddhist doctrine that states that phenomena arise together in a mutually interdependent web of cause and effect?"

A: no

Problem: Does "Roads in the US have been paved with materials that include asphalt/bitumen since at least 1870, when a street in front of the Newark, NJ City Hall was paved." answer the question "For what purpose was asphalt used in swimming pools and baths?"

A:
no