WTA Finals, Serena Williams Group: Elena Rybakina vs Madison Keys

This is a polymarket on the tennis match between Elena Rybakina and Madison Keys in the WTA Finals, Serena Williams Group, scheduled for November 3 at 5:00AM ET. This market will resolve to 'Rybakina' if Elena Rybakina advances against Madison Keys. This market will resolve to 'Keys' if Madison Keys advances against Elena Rybakina. If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to 50-50. If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve in favor of the player(s) who officially advances to the next round. The primary resolution source will be official information from the WTA Tour. A consensus of credible reporting may also be used.