QUES: Q: Who ruled Nigeria until he died in 1998?
A: Another classic case is Nigeria, especially under the rule of General Sani Abacha who was de facto president of Nigeria from 1993 until his death in 1998.
Does the answer answer the question?

ANS: yes

QUES: Q: What did the later designs of capacitors used in radio tuning circuits no longer have?
A: Later designs use polymer foil dielectric between the moving and stationary plates, with no significant air space between them.
Does the answer answer the question?

ANS: yes

QUES: Q: In the United States, what is the ratio of executive agreements to treaties?
A: Despite the relative ease of executive agreements, the President still often chooses to pursue the formal treaty process over an executive agreement in order to gain congressional support on matters that require the Congress to pass implementing legislation or appropriate funds, and those agreements that impose long-term, complex legal obligations on the United States.
Does the answer answer the question?

ANS: no

QUES: Q: What philosopher did Avicenna discuss in his The Book of Healing text?
A: Avicenna discussed the issue of a proper methodology for scientific inquiry and the question of "How does one acquire the first principles of a science?"
Does the answer answer the question?

ANS:
no