QUES: Q: How long can the nightly concerts run for?
A: This event is the most important and takes place on Saturday night.
Does the answer answer the question?

ANS: no

QUES: Q: What block does Northwestern Catalan and Valencian belong to?
A: Each dialect can be further subdivided in several subdialects.
Does the answer answer the question?

ANS: no

QUES: Q: Who pointed out that "if copyright were a natural right nothing could justify terminating this right after a certain period of time"?
A: He mentions that "if copyright were a natural right nothing could justify terminating this right after a certain period of time".
Does the answer answer the question?

ANS: no

QUES: Q: When did Beyonce get her fifth consecutive number one hit album?
A: This made her the first woman in the chart's history to have her first five studio albums debut at number one.
Does the answer answer the question?

ANS:
no