QUES: Q: What did John instruct Langton to do?
A: John instructed Langton to organise peace talks with the rebel barons.
Does the answer answer the question?

ANS: yes

QUES: Q: In what regions concepts was the Ottoman economic system based on?
A: The ultimate aim was to increase the state revenues without damaging the prosperity of subjects to prevent the emergence of social disorder and to keep the traditional organization of the society intact.
Does the answer answer the question?

ANS: no

QUES: Q: When did northern Nigeria ban slavery?
A: Imbalances between North and South were expressed in Nigeria's political life as well.
Does the answer answer the question?

ANS: no

QUES: Q: Who was the runner up on season two of American Idol?
A: In an interview prior to season five, executive producer Nigel Lythgoe indicated that Aiken had led the fan voting from the wildcard week onward until the finale.
Does the answer answer the question?

ANS:
no