Madrid Open: Dayana Yastremska vs Solana Sierra

This market refers to the tennis match between Dayana Yastremska and Solana Sierra in the Madrid Open, originally scheduled for April 21, 2026 at 5:00AM ET. This market will resolve to 'Dayana Yastremska' if Dayana Yastremska advances against Solana Sierra. This market will resolve to 'Solana Sierra' if Solana Sierra advances against Dayana Yastremska. 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,