US Open: Sabalenka vs. Qinwen

Aryna Sabalenka and Zheng Qinwen are scheduled to play each other in a quarterfinal matchup in the US Open Women’s Singles Tournament on September 3, 2024, at 7:00 PM ET. This market will resolve to “Sabalenka” if Aryna Sabalenka wins her match against Zheng Qinwen in the quarterfinals of the US Open Women’s Singles tournament. This market will resolve to “Qinwen” if Zheng Qinwen wins her match against Aryna Sabalenka in the quarterfinals of the US Open Women’s Singles tournament. If the match ends in a tie, is canceled, or delayed beyond September 10, 2024, this market will resolve to 50-50. The primary resolution source for this market will be official information from the US Open (ex: https://www.usopen.org/index.html) including live footage, however a consensus of credible reporting may also be used.

How trading works

Polymarket uses a central limit order book (CLOB) model — you can buy or sell shares of any outcome at the current market price, or place limit orders at your target price. All positions are settled in USDC when the market resolves.

Resolution

Markets resolve through UMA's Optimistic Oracle. After the market closes, a proposer submits a resolution, followed by a 2-hour dispute window. If no dispute is raised, the resolution is accepted. Disputed markets go to UMA token holder vote.