Begging the question
According to Discovering the World through Debate, "begging the question" is "A fallacy of acceptability that occurs when a debater introduces evidence that is the same as the claim" (246).
Trapp, Robert, et al. Discovering the World through Debate: A Practical Guide to Educational Debate for Debaters, Coaches, and Judges. Third Edition. New York: IDEA Press Books, 2005.