Problem: Does "ELPJ, a Japanese-based company, sells a laser turntable that uses a laser to read vinyl discs optically, without physical contact." answer the question "What was a drawback of laser read discs?"

A: no

Problem: Does "The three largest orders in numbers, are first Rodentia: mice, rats, porcupines, beavers, capybaras, and other gnawing mammals; then Chiroptera: bats; and then Soricomorpha: shrews, moles and solenodons." answer the question "Which group consist of the most mammals?"

A: yes

Problem: Does "It is a matter of disagreement among scholars whether or not these emissaries were accompanied by Buddhist missionaries." answer the question "Scholars disagree on whether emissaries were accompanied by Buddhist what?"

A:
yes