Problem: Does "The entire region became part of the expanding Frankish Empire in the 6th century, following Clovis" answer the question "What Empire did the entire region of Modern-day Switzerland become part of in the 6th century?"

A: yes

Problem: Does "However, since the 1970s, when natural gas succeeded town gas, asphalt/bitumen has completely overtaken the use of coal tar in these applications." answer the question "What use has pushed out the need to produce roads with coal tar?"

A: yes

Problem: Does "Disenfranchised, they headed for the hills, to prepare for guerrilla war against the US-sponsored ROK Government." answer the question "What two groups were excluded from the South Korean political process?"

A:
no