{"source":"polymarket","id":"512096","ticker":"wta-siegemu-osaka-2026-05-24","slug":"wta-siegemu-osaka-2026-05-24","title":"Roland Garros WTA: Laura Siegemund vs Naomi Osaka","description":"This market refers to the tennis match between Laura Siegemund and Naomi Osaka in the Roland Garros WTA, originally scheduled for May 24, 2026 at 5:00AM ET.\n\nThis market will resolve to 'Laura Siegemund' if Laura Siegemund advances against Naomi Osaka.\n\nThis market will resolve to 'Naomi Osaka' if Naomi Osaka advances against Laura Siegemund.\n\nIf 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.\n\nIf the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances.\n\nIf the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50.\n\nThe primary resolution source will be official information from the WTA Tour. A consensus of credible reporting may also be used.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/wta-logo-41f331bdf1.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/wta-logo-41f331bdf1.png","active":true,"closed":false,"start_date":"2026-05-22T04:23:22.066485Z","end_date":"2026-05-31T09:00:00Z","closed_time":null,"volume":238855.70511999977,"volume_24hr":236721.57093600003,"volume_24h_change":null,"normalized_vol_24hr":53.93767166137695,"normalized_volume":35.03553009033203,"liquidity":504396.39223,"open_interest":137482.82117899996,"categories":["Sports"],"tags":[{"id":"864","slug":"tennis","label":"Tennis"},{"id":"100639","slug":"games","label":"Games"},{"id":"1","slug":"sports","label":"Sports"}],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"Completed Match","top_outcome_probability":0.9995,"top_outcome_prob_24h_change":0.5095000000000001,"top_outcome_volume_24h_change":0.0,"updated_at":"2026-05-26T15:55:40.817591Z","fetched_at":"2026-05-26T15:55:40.817591Z","added_at":"2026-05-22T04:08:48.045142Z","url":"https://polymarket.com/event/wta-siegemu-osaka-2026-05-24","chart_24h":[526.698649,526.698649,506.852497,506.852497,518.390957,522.004289,522.004289,516.337621,911.799156,1002.372488,1055.952484,1060.845816,1348.793219,1352.393215,1356.393215,1357.726547,2722.4414519999996,2542.3584539999997,3899.646143,3911.610465,3934.125224,3932.897156,4383.358689,4437.483227,5091.493974,5637.229925999999,5660.306847999999,6102.180453999999,10125.733604,22617.721958999995,25436.81712799999,54443.36573999999,113660.153953,172312.434103,236721.57093600003],"markets":[{"source":"polymarket","id":"2329547","event_id":"512096","slug":"wta-siegemu-osaka-2026-05-24-match-total-21pt5","question":"Siegemund vs. Osaka: Match O/U 21.5","group_item_title":"Roland Garros WTA: Laura Siegemund vs Naomi Osaka Match O/U 21.5","description":"This market refers to the tennis match between Laura Siegemund and Naomi Osaka in the Roland Garros WTA, originally scheduled for May 24, 2026 at 5:00AM ET.\nThis market will resolve to \"Over\" if the total number of games completed across all sets equals or exceeds 22. Otherwise, it will resolve to \"Under.\"\nAll tiebreaks—including any Champions/Super tiebreak—count as one (1) game toward the total.\nIf the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.\nResolution will be based on official Grand Slam statistics.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/wta-logo-41f331bdf1.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/wta-logo-41f331bdf1.png","outcomes":["Over","Under"],"outcome_prices":[0.9995,0.0005],"probability":0.9995,"spread":0.001,"active":true,"closed":false,"start_date":"2026-05-22T05:16:14.405388Z","end_date":"2026-05-31T09:00:00Z","closed_time":null,"volume":228.02732099999997,"volume_24hr":16.491427,"prob_24h_change":0.5695000000000001,"volume_24h_change":7.3247620000000015,"normalized_vol_24hr":3.2017199993133545,"normalized_volume":8.66287612915039,"liquidity":19338.02224,"categories":["Sports"],"updated_at":"2026-05-26T15:41:59.705657Z","fetched_at":"2026-05-26T15:12:33.890428Z","added_at":"2026-05-22T05:04:56.630958Z","url":"https://polymarket.com/event/wta-siegemu-osaka-2026-05-24/wta-siegemu-osaka-2026-05-24-match-total-21pt5","event_title":"Roland Garros WTA: Laura Siegemund vs Naomi Osaka","chart_24h":[0.43,0.43,0.425,0.445,0.43,0.43,0.43,0.43,0.43,0.425,0.43,0.43,0.43,0.445,0.435,0.43,0.435,0.455,0.45,0.44,0.445,0.245,0.255,0.5,0.51,0.9995,0.9995]},{"source":"polymarket","id":"2329549","event_id":"512096","slug":"wta-siegemu-osaka-2026-05-24-set-handicap-away-1pt5","question":"Set Handicap: Osaka (-1.5) vs Siegemund (+1.5)","group_item_title":"Roland Garros WTA: Laura Siegemund vs Naomi Osaka Set Handicap +/-1.5","description":"This market refers to the tennis match between Naomi Osaka and Laura Siegemund in the Roland Garros WTA, originally scheduled for May 24, 2026 at 5:00AM ET.\nThis market will resolve to \"Osaka\" if Naomi Osaka wins by 2 or more sets than Laura Siegemund, based on the final completed score. Otherwise, it will resolve to \"Siegemund.\"\nIf the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.\nResolution will be based on official Grand Slam results.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/wta-logo-41f331bdf1.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/wta-logo-41f331bdf1.png","outcomes":["Osaka","Siegemund"],"outcome_prices":[0.9995,0.0005],"probability":0.9995,"spread":0.001,"active":true,"closed":false,"start_date":"2026-05-22T05:40:51.858985Z","end_date":"2026-05-31T09:00:00Z","closed_time":null,"volume":2878.5509580000003,"volume_24hr":2840.7035610000003,"prob_24h_change":0.47450000000000003,"volume_24h_change":2819.8876440000004,"normalized_vol_24hr":24.72304344177246,"normalized_volume":18.614965438842773,"liquidity":32879.2008,"categories":["Sports"],"updated_at":"2026-05-26T15:42:19.611805Z","fetched_at":"2026-05-26T15:41:11.260639Z","added_at":"2026-05-22T05:04:56.630958Z","url":"https://polymarket.com/event/wta-siegemu-osaka-2026-05-24/wta-siegemu-osaka-2026-05-24-set-handicap-away-1pt5","event_title":"Roland Garros WTA: Laura Siegemund vs Naomi Osaka","chart_24h":[0.525,0.53,0.525,0.525,0.525,0.53,0.535,0.53,0.53,0.535,0.535,0.53,0.535,0.535,0.5,0.5,0.9995,0.9995]},{"source":"polymarket","id":"2327967","event_id":"512096","slug":"wta-siegemu-osaka-2026-05-24","question":"Roland Garros WTA: Laura Siegemund vs Naomi Osaka","group_item_title":null,"description":"This market refers to the tennis match between Laura Siegemund and Naomi Osaka in the Roland Garros WTA, originally scheduled for May 24, 2026 at 5:00AM ET.\n\nThis market will resolve to 'Laura Siegemund' if Laura Siegemund advances against Naomi Osaka.\n\nThis market will resolve to 'Naomi Osaka' if Naomi Osaka advances against Laura Siegemund.\n\nIf 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.\n\nIf the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances.\n\nIf the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50.\n\nThe primary resolution source will be official information from the WTA Tour. A consensus of credible reporting may also be used.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/wta-logo-41f331bdf1.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/wta-logo-41f331bdf1.png","outcomes":["Laura Siegemund","Naomi Osaka"],"outcome_prices":[0.0005,0.9995],"probability":0.0005,"spread":0.001,"active":true,"closed":false,"start_date":"2026-05-22T04:02:41.235630Z","end_date":"2026-05-31T09:00:00Z","closed_time":null,"volume":235787.96261899977,"volume_24hr":233919.340757,"prob_24h_change":-0.2545,"volume_24h_change":233438.753721,"normalized_vol_24hr":59.753177642822266,"normalized_volume":44.89895248413086,"liquidity":375712.34247,"categories":["Sports"],"updated_at":"2026-05-26T15:56:39.943080Z","fetched_at":"2026-05-26T15:55:40.964299Z","added_at":"2026-05-22T04:08:48.096865Z","url":"https://polymarket.com/event/wta-siegemu-osaka-2026-05-24/wta-siegemu-osaka-2026-05-24","event_title":"Roland Garros WTA: Laura Siegemund vs Naomi Osaka","chart_24h":[0.255,0.255,0.255,0.255,0.255,0.255,0.255,0.255,0.255,0.255,0.255,0.255,0.255,0.255,0.25,0.255,0.255,0.255,0.255,0.255,0.255,0.255,0.255,0.255,0.255,0.25,0.24,0.235,0.235,0.115,0.295,0.0005,0.0005]},{"source":"polymarket","id":"2329546","event_id":"512096","slug":"wta-siegemu-osaka-2026-05-24-set-totals-2pt5","question":"Laura Siegemund vs. Naomi Osaka: Total Sets O/U 2.5","group_item_title":"Roland Garros WTA: Laura Siegemund vs Naomi Osaka Total Sets: O/U 2.5","description":"This market refers to the tennis match between Laura Siegemund and Naomi Osaka in the Roland Garros WTA, originally scheduled for May 24, 2026 at 5:00AM ET.\nThis market will resolve to \"Over\" if the total number of sets completed equals or exceeds 3. Otherwise, it will resolve to \"Under.\"\nA super tie breaker is considered as one (1) set for total set markets.\nIf the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.\nResolution will be based on official Grand Slam statistics.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/wta-logo-41f331bdf1.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/wta-logo-41f331bdf1.png","outcomes":["Over 2.5","Under 2.5"],"outcome_prices":[0.0005,0.9995],"probability":0.0005,"spread":0.001,"active":true,"closed":false,"start_date":"2026-05-22T05:37:31.653804Z","end_date":"2026-05-31T09:00:00Z","closed_time":null,"volume":5.714284,"volume_24hr":5.714284,"prob_24h_change":-0.3345,"volume_24h_change":0.0,"normalized_vol_24hr":1.417665958404541,"normalized_volume":1.0638742446899414,"liquidity":16135.4446,"categories":["Sports"],"updated_at":"2026-05-26T15:13:29.611548Z","fetched_at":"2026-05-26T15:12:33.890428Z","added_at":"2026-05-22T05:04:56.630958Z","url":"https://polymarket.com/event/wta-siegemu-osaka-2026-05-24/wta-siegemu-osaka-2026-05-24-set-totals-2pt5","event_title":"Roland Garros WTA: Laura Siegemund vs Naomi Osaka","chart_24h":[0.335,0.335,0.335,0.335,0.49,0.51,0.0005]},{"source":"polymarket","id":"2329551","event_id":"512096","slug":"wta-siegemu-osaka-2026-05-24-match-total-22pt5","question":"Siegemund vs. Osaka: Match O/U 22.5","group_item_title":"Roland Garros WTA: Laura Siegemund vs Naomi Osaka Match O/U 22.5","description":"This market refers to the tennis match between Laura Siegemund and Naomi Osaka in the Roland Garros WTA, originally scheduled for May 24, 2026 at 5:00AM ET.\nThis market will resolve to \"Over\" if the total number of games completed across all sets equals or exceeds 23. Otherwise, it will resolve to \"Under.\"\nAll tiebreaks—including any Champions/Super tiebreak—count as one (1) game toward the total.\nIf the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.\nResolution will be based on official Grand Slam statistics.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/wta-logo-41f331bdf1.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/wta-logo-41f331bdf1.png","outcomes":["Over","Under"],"outcome_prices":[0.0005,0.9995],"probability":0.0005,"spread":0.001,"active":true,"closed":false,"start_date":"2026-05-22T05:13:08.158839Z","end_date":"2026-05-31T09:00:00Z","closed_time":null,"volume":14.444443,"volume_24hr":14.444443,"prob_24h_change":-0.3945,"volume_24h_change":14.444443,"normalized_vol_24hr":2.9292776584625244,"normalized_volume":2.198249101638794,"liquidity":16035.4447,"categories":["Sports"],"updated_at":"2026-05-26T15:41:59.705657Z","fetched_at":"2026-05-26T15:12:33.890428Z","added_at":"2026-05-22T05:04:56.630958Z","url":"https://polymarket.com/event/wta-siegemu-osaka-2026-05-24/wta-siegemu-osaka-2026-05-24-match-total-22pt5","event_title":"Roland Garros WTA: Laura Siegemund vs Naomi Osaka","chart_24h":[0.395,0.395,0.38,0.38,0.38,0.38,0.38,0.38,0.38,0.375,0.375,0.375,0.375,0.38,0.38,0.38,0.38,0.39,0.375,0.38,0.375,0.215,0.385,0.495,0.5,0.0005,0.0005]},{"source":"polymarket","id":"2329545","event_id":"512096","slug":"wta-siegemu-osaka-2026-05-24-first-set-winner-Siegemund-vs-Osaka","question":"Set 1 Winner: Siegemund vs Osaka","group_item_title":"Roland Garros WTA: Laura Siegemund vs Naomi Osaka Set 1 Winner","description":"This market refers to the tennis match between Laura Siegemund and Naomi Osaka in the Roland Garros WTA, originally scheduled for May 24, 2026 at 5:00AM ET.\nThis market will resolve to “Siegemund” if Laura Siegemund wins the first set. It will resolve to “Osaka” if Naomi Osaka wins the first set.\nIf the match begins but is not completed, and the first set is concluded with a winner determined, this market will resolve based on that completed set. If the first set is not completed for any reason, this market will resolve 50-50.\nIf the match is canceled (not played at all) or is delayed beyond 7 days from the scheduled date without play beginning, this market will resolve 50-50.\nResolution will be based on official Grand Slam match statistics.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/wta-logo-41f331bdf1.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/wta-logo-41f331bdf1.png","outcomes":["Siegemund","Osaka"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.001,"active":false,"closed":true,"start_date":"2026-05-22T05:23:13.672101Z","end_date":"2026-05-31T09:00:00Z","closed_time":"2026-05-26T15:41:20Z","volume":1025.435495,"volume_24hr":1009.306464,"prob_24h_change":-0.31,"volume_24h_change":993.177433,"normalized_vol_24hr":18.710874557495117,"normalized_volume":14.105768203735352,"liquidity":0.0,"categories":["Sports"],"updated_at":"2026-05-26T15:56:28.372819Z","fetched_at":"2026-05-26T15:55:40.964299Z","added_at":"2026-05-22T05:04:56.630958Z","url":"https://polymarket.com/event/wta-siegemu-osaka-2026-05-24/wta-siegemu-osaka-2026-05-24-first-set-winner-Siegemund-vs-Osaka","event_title":"Roland Garros WTA: Laura Siegemund vs Naomi Osaka","chart_24h":[0.31,0.315,0.315,0.325,0.005,0.0005,0.0]},{"source":"polymarket","id":"2329550","event_id":"512096","slug":"wta-siegemu-osaka-2026-05-24-first-set-total-9pt5","question":"Siegemund vs. Osaka: Set 1 Games O/U 9.5","group_item_title":"Roland Garros WTA: Laura Siegemund vs Naomi Osaka Set 1 O/U 9.5","description":"This market refers to the tennis match between Laura Siegemund and Naomi Osaka in the Roland Garros WTA, originally scheduled for May 24, 2026 at 5:00AM ET.\nThis market will resolve to \"Over\" if the total number of games completed in the first set equals or exceeds 10. Otherwise, it will resolve to \"Under.\"\nAny first-set tiebreak counts as one (1) game toward the total.\nIf the first set is not completed for any reason, this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50.\nResolution will be based on official Grand Slam results.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/wta-logo-41f331bdf1.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/wta-logo-41f331bdf1.png","outcomes":["Over","Under"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.001,"active":false,"closed":true,"start_date":"2026-05-22T05:16:48.793492Z","end_date":"2026-05-31T09:00:00Z","closed_time":"2026-05-26T15:41:20Z","volume":544.0,"volume_24hr":544.0,"prob_24h_change":-0.49,"volume_24h_change":544.0,"normalized_vol_24hr":15.521056175231934,"normalized_volume":11.647631645202637,"liquidity":0.0,"categories":["Sports"],"updated_at":"2026-05-26T15:56:28.372819Z","fetched_at":"2026-05-26T15:55:40.964299Z","added_at":"2026-05-22T05:04:56.630958Z","url":"https://polymarket.com/event/wta-siegemu-osaka-2026-05-24/wta-siegemu-osaka-2026-05-24-first-set-total-9pt5","event_title":"Roland Garros WTA: Laura Siegemund vs Naomi Osaka","chart_24h":[0.49,0.475,0.475,0.475,0.5,0.475,0.475,0.495,0.475,0.475,0.475,0.475,0.475,0.475,0.48,0.48,0.48,0.48,0.48,0.48,0.48,0.515,0.27,0.25,0.245,0.245,0.005,0.0005,0.0005,0.0]},{"source":"polymarket","id":"2329548","event_id":"512096","slug":"wta-siegemu-osaka-2026-05-24-first-set-total-8pt5","question":"Siegemund vs. Osaka: Set 1 Games O/U 8.5","group_item_title":"Roland Garros WTA: Laura Siegemund vs Naomi Osaka Set 1 O/U 8.5","description":"This market refers to the tennis match between Laura Siegemund and Naomi Osaka in the Roland Garros WTA, originally scheduled for May 24, 2026 at 5:00AM ET.\nThis market will resolve to \"Over\" if the total number of games completed in the first set equals or exceeds 9. Otherwise, it will resolve to \"Under.\"\nAny first-set tiebreak counts as one (1) game toward the total.\nIf the first set is not completed for any reason, this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50.\nResolution will be based on official Grand Slam results.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/wta-logo-41f331bdf1.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/wta-logo-41f331bdf1.png","outcomes":["Over","Under"],"outcome_prices":[1.0,0.0],"probability":1.0,"spread":0.001,"active":false,"closed":true,"start_date":"2026-05-22T05:25:07.852485Z","end_date":"2026-05-31T09:00:00Z","closed_time":"2026-05-26T15:41:20Z","volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.32999999999999996,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":0.0,"categories":["Sports"],"updated_at":"2026-05-26T15:56:28.372819Z","fetched_at":"2026-05-26T15:55:40.964299Z","added_at":"2026-05-22T05:04:56.630958Z","url":"https://polymarket.com/event/wta-siegemu-osaka-2026-05-24/wta-siegemu-osaka-2026-05-24-first-set-total-8pt5","event_title":"Roland Garros WTA: Laura Siegemund vs Naomi Osaka","chart_24h":[0.67,0.54,0.67,0.79,0.795,0.65,0.9995,1.0]},{"source":"polymarket","id":"2327969","event_id":"512096","slug":"wta-siegemu-osaka-2026-05-24-completed-match","question":"Roland Garros WTA: Completed Match: Laura Siegemund vs Naomi Osaka","group_item_title":"Completed Match","description":"This market refers to the tennis match between Laura Siegemund and Naomi Osaka in the Roland Garros WTA, originally scheduled for May 24, 2026 at 5:00AM ET. This market will resolve to \"Yes\" if all games and sets required to determine a match winner under governing body or event organizer rules are played to completion through normal play. Otherwise, if the match is not completed for any reason, it will resolve to \"No.\" If a forfeit of any kind occurs, including but not limited to a walkover or retirement, this market will resolve \"No.\" 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 \"No.\" The primary resolution source for this market is the official statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 2 hours after the event's conclusion, a consensus of credible reporting may be used instead.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/wta-logo-41f331bdf1.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/wta-logo-41f331bdf1.png","outcomes":["Yes","No"],"outcome_prices":[0.9995,0.0005],"probability":0.9995,"spread":0.001,"active":true,"closed":false,"start_date":"2026-05-22T04:04:57.895857Z","end_date":"2026-05-31T09:00:00Z","closed_time":null,"volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.5095000000000001,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":9748.3598,"categories":["Sports"],"updated_at":"2026-05-26T15:13:29.611548Z","fetched_at":"2026-05-26T15:12:33.890428Z","added_at":"2026-05-22T04:08:48.096865Z","url":"https://polymarket.com/event/wta-siegemu-osaka-2026-05-24/wta-siegemu-osaka-2026-05-24-completed-match","event_title":"Roland Garros WTA: Laura Siegemund vs Naomi Osaka","chart_24h":[0.49,0.49,0.58,0.61,0.525,0.61,0.61,0.565,0.61,0.61,0.555,0.61,0.61,0.61,0.61,0.495,0.5,0.5,0.5,0.5,0.5,0.5,0.9995]},{"source":"polymarket","id":"2329553","event_id":"512096","slug":"wta-siegemu-osaka-2026-05-24-match-total-23pt5","question":"Siegemund vs. Osaka: Match O/U 23.5","group_item_title":"Roland Garros WTA: Laura Siegemund vs Naomi Osaka Match O/U 23.5","description":"This market refers to the tennis match between Laura Siegemund and Naomi Osaka in the Roland Garros WTA, originally scheduled for May 24, 2026 at 5:00AM ET.\nThis market will resolve to \"Over\" if the total number of games completed across all sets equals or exceeds 24. Otherwise, it will resolve to \"Under.\"\nAll tiebreaks—including any Champions/Super tiebreak—count as one (1) game toward the total.\nIf the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.\nResolution will be based on official Grand Slam statistics.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/wta-logo-41f331bdf1.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/wta-logo-41f331bdf1.png","outcomes":["Over","Under"],"outcome_prices":[0.0005,0.9995],"probability":0.0005,"spread":0.001,"active":true,"closed":false,"start_date":"2026-05-22T05:28:02.843838Z","end_date":"2026-05-31T09:00:00Z","closed_time":null,"volume":0.0,"volume_24hr":0.0,"prob_24h_change":-0.3595,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":16029.4507,"categories":["Sports"],"updated_at":"2026-05-26T15:41:59.705657Z","fetched_at":"2026-05-26T15:12:33.890428Z","added_at":"2026-05-22T05:04:56.630958Z","url":"https://polymarket.com/event/wta-siegemu-osaka-2026-05-24/wta-siegemu-osaka-2026-05-24-match-total-23pt5","event_title":"Roland Garros WTA: Laura Siegemund vs Naomi Osaka","chart_24h":[0.36,0.36,0.34,0.34,0.34,0.34,0.34,0.34,0.34,0.335,0.335,0.335,0.335,0.34,0.33,0.34,0.33,0.33,0.33,0.345,0.335,0.345,0.335,0.195,0.2,0.495,0.5,0.0005,0.0005]},{"source":"polymarket","id":"2329552","event_id":"512096","slug":"wta-siegemu-osaka-2026-05-24-first-set-total-10pt5","question":"Siegemund vs. Osaka: Set 1 Games O/U 10.5","group_item_title":"Roland Garros WTA: Laura Siegemund vs Naomi Osaka Set 1 O/U 10.5","description":"This market refers to the tennis match between Laura Siegemund and Naomi Osaka in the Roland Garros WTA, originally scheduled for May 24, 2026 at 5:00AM ET.\nThis market will resolve to \"Over\" if the total number of games completed in the first set equals or exceeds 11. Otherwise, it will resolve to \"Under.\"\nAny first-set tiebreak counts as one (1) game toward the total.\nIf the first set is not completed for any reason, this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50.\nResolution will be based on official Grand Slam results.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/wta-logo-41f331bdf1.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/wta-logo-41f331bdf1.png","outcomes":["Over","Under"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.001,"active":false,"closed":true,"start_date":"2026-05-22T05:16:20.082643Z","end_date":"2026-05-31T09:00:00Z","closed_time":"2026-05-26T15:41:20Z","volume":0.0,"volume_24hr":0.0,"prob_24h_change":-0.2,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":0.0,"categories":["Sports"],"updated_at":"2026-05-26T15:56:28.372819Z","fetched_at":"2026-05-26T15:55:40.964299Z","added_at":"2026-05-22T05:04:56.630958Z","url":"https://polymarket.com/event/wta-siegemu-osaka-2026-05-24/wta-siegemu-osaka-2026-05-24-first-set-total-10pt5","event_title":"Roland Garros WTA: Laura Siegemund vs Naomi Osaka","chart_24h":[0.2,0.365,0.36,0.21,0.145,0.14,0.22,0.005,0.0005,0.0]}],"_meta":{"attribution":"pdata.world — aggregated prediction-market data across 8 platforms","canonical_url":"https://pdata.world/events/polymarket/512096","as_of":"2026-05-26T16:05:53.650442Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Polymarket): \"Roland Garros WTA: Laura Siegemund vs Naomi Osaka\" — top market at 0% probability across 11 outcomes","source_url":null}}