Problem: Given the question: What's the answer to that question: what is fresno state's zip code?
++++++++++++++++++++++++++++++++
The answer is:
93708


Problem: Given the question: What's the answer to that question: what happened during william henry harrison presidency?
++++++++++++++++++++++++++++++++
The answer is:
Battle of Tippecanoe


Problem: Given the question: What's the answer to that question: what did eli whitney invented?
++++++++++++++++++++++++++++++++
The answer is:
Milling