instruction:
An answer is given. Generate a question for which the given answer is either a direct or partial answer.
question:
Answer: bart starr
answer:
who won the first ever super bowl and who was the mvp?


question:
Answer: laius
answer:
who was jocasta's first husband in the play 'oedipus the king'?


question:
Answer: rio grande
answer:

what is the river that borders mexico and texas?