Definition: Use a disfluent question or a proper question and find the answer to the question based on the given context or return None if an answer can't be found. A disfluent question is a question that has some interruptions in it while framing. A proper question is the correct form of the question without any disfluency.
Input: proper question: What type of regime ruled over Sudan for many decades? 
 disfluent question: What type of regime ruled over Saudi Arabia, uh make that the Sudan for many decades? 
 context: For many years, Sudan had an Islamist regime under the leadership of Hassan al-Turabi. His National Islamic Front first gained influence when strongman General Gaafar al-Nimeiry invited members to serve in his government in 1979. Turabi built a powerful economic base with money from foreign Islamist banking systems, especially those linked with Saudi Arabia. He also recruited and built a cadre of influential loyalists by placing sympathetic students in the university and military academy while serving as minister of education.
Output:
None