Question: AlphaGo versus Ke Jie was a three game match of what abstract strategy board game for two players?
Sentence (from "AlphaGo versus Ke Jie"): AlphaGo versus Ke Jie was a three-game Go match between the computer Go program AlphaGo and current world No. 1 ranking player Ke Jie, being part of the Future of Go Summit in Wuzhen, China, played on 23, 25, and 27 May 2017.
Relevant evidence: Yes