{"source":"polymarket","id":"613229","ticker":"wta-samsono-siniako-2026-06-21","slug":"wta-samsono-siniako-2026-06-21","title":"Bad Homburg Open: Liudmila Samsonova vs Katerina Siniakova","description":"This market refers to the tennis match between Liudmila Samsonova and Katerina Siniakova in the Bad Homburg Open, originally scheduled for June 21, 2026 at 5:00AM ET.\n\nThis market will resolve to 'Liudmila Samsonova' if Liudmila Samsonova advances against Katerina Siniakova.\n\nThis market will resolve to 'Katerina Siniakova' if Katerina Siniakova advances against Liudmila Samsonova.\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":"2026-06-19T22:20:00.856076Z","end_date":"2026-06-28T09:00:00Z","closed_time":null,"volume":4316.476524000001,"volume_24hr":4316.476524,"volume_24h_change":null,"normalized_vol_24hr":21.132701873779297,"normalized_volume":14.816596031188965,"liquidity":75161.6537,"open_interest":3648.7717450000005,"categories":["Sports"],"tags":[{"id":"864","slug":"tennis","label":"Tennis"},{"id":"1","slug":"sports","label":"Sports"},{"id":"100639","slug":"games","label":"Games"}],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"Bad Homburg Open: Liudmila Samsonova vs Katerina Siniakova Set 1 O/U 8.5","top_outcome_probability":0.625,"top_outcome_prob_24h_change":0.125,"top_outcome_volume_24h_change":0.0,"updated_at":"2026-06-20T23:44:36.594038Z","fetched_at":"2026-06-20T23:44:36.594038Z","added_at":"2026-06-19T22:37:33.190981Z","url":"https://polymarket.com/event/wta-samsono-siniako-2026-06-21","chart_24h":[0.0,0.0,0.0,6.0,6.0,6.0,6.0,6.0,6.0,6.0,6.0,6.0,11.128204,11.128204,29.128204,29.128204,103.652049,119.652049,119.652049,119.652049,119.652049,119.652049,119.652049,192.206564,199.092831,199.092831,204.221035,212.28555,221.590757,1183.818275,1238.867954,1238.867954,4091.4023789999997],"markets":[{"source":"polymarket","id":"2612008","event_id":"613229","slug":"wta-samsono-siniako-2026-06-21-match-total-21pt5","question":"Samsonova vs. Siniakova: Match O/U 21.5","group_item_title":"Bad Homburg Open: Liudmila Samsonova vs Katerina Siniakova Match O/U 21.5","description":"This market refers to the tennis match between Liudmila Samsonova and Katerina Siniakova in the Bad Homburg Open, originally scheduled for June 21, 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 WTA 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":[0.515,0.485],"probability":0.515,"spread":0.03,"active":true,"closed":false,"start_date":"2026-06-19T23:29:29.026131Z","end_date":"2026-06-28T09:00:00Z","closed_time":null,"volume":9.240739,"volume_24hr":9.240739,"prob_24h_change":0.015000000000000013,"volume_24h_change":9.240739,"normalized_vol_24hr":1.8218920230865479,"normalized_volume":1.5001593828201294,"liquidity":6379.8038,"categories":["Sports"],"countries":[],"updated_at":"2026-06-20T22:18:44.288051Z","fetched_at":"2026-06-20T22:17:50.137665Z","added_at":"2026-06-19T23:06:08.266415Z","url":"https://polymarket.com/event/wta-samsono-siniako-2026-06-21/wta-samsono-siniako-2026-06-21-match-total-21pt5","event_title":"Bad Homburg Open: Liudmila Samsonova vs Katerina Siniakova","chart_24h":[0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.505,0.515,0.515,0.525,0.505,0.5,0.505,0.515,0.515,0.515]},{"source":"polymarket","id":"2611138","event_id":"613229","slug":"wta-samsono-siniako-2026-06-21","question":"Bad Homburg Open: Liudmila Samsonova vs Katerina Siniakova","group_item_title":null,"description":"This market refers to the tennis match between Liudmila Samsonova and Katerina Siniakova in the Bad Homburg Open, originally scheduled for June 21, 2026 at 5:00AM ET.\n\nThis market will resolve to 'Liudmila Samsonova' if Liudmila Samsonova advances against Katerina Siniakova.\n\nThis market will resolve to 'Katerina Siniakova' if Katerina Siniakova advances against Liudmila Samsonova.\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":["Liudmila Samsonova","Katerina Siniakova"],"outcome_prices":[0.405,0.595],"probability":0.405,"spread":0.01,"active":true,"closed":false,"start_date":"2026-06-19T22:20:00.856076Z","end_date":"2026-06-28T09:00:00Z","closed_time":null,"volume":4214.233619000001,"volume_24hr":4214.233619,"prob_24h_change":-0.09999999999999998,"volume_24h_change":4202.038498999999,"normalized_vol_24hr":23.435096740722656,"normalized_volume":19.296632766723633,"liquidity":34403.2864,"categories":["Sports"],"countries":[],"updated_at":"2026-06-20T23:44:36.686370Z","fetched_at":"2026-06-20T23:44:36.686370Z","added_at":"2026-06-19T22:37:33.238041Z","url":"https://polymarket.com/event/wta-samsono-siniako-2026-06-21/wta-samsono-siniako-2026-06-21","event_title":"Bad Homburg Open: Liudmila Samsonova vs Katerina Siniakova","chart_24h":[0.48,0.44,0.39,0.385,0.395,0.39,0.4,0.39,0.38,0.385,0.385,0.39,0.39,0.4,0.385,0.385,0.385,0.385,0.385,0.405,0.405,0.405]},{"source":"polymarket","id":"2612014","event_id":"613229","slug":"wta-samsono-siniako-2026-06-21-set-handicap-away-1pt5","question":"Set Handicap: Siniakova (-1.5) vs Samsonova (+1.5)","group_item_title":"Bad Homburg Open: Liudmila Samsonova vs Katerina Siniakova Set Handicap +/-1.5","description":"This market refers to the tennis match between Katerina Siniakova and Liudmila Samsonova in the Bad Homburg Open, originally scheduled for June 21, 2026 at 5:00AM ET.\nThis market will resolve to \"Siniakova\" if Katerina Siniakova wins by 2 or more sets than Liudmila Samsonova, based on the final completed score. Otherwise, it will resolve to \"Samsonova.\"\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 WTA 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":["Siniakova","Samsonova"],"outcome_prices":[0.405,0.595],"probability":0.405,"spread":0.03,"active":true,"closed":false,"start_date":"2026-06-19T23:19:45.770391Z","end_date":"2026-06-28T09:00:00Z","closed_time":null,"volume":21.833332,"volume_24hr":21.833332,"prob_24h_change":-0.09499999999999997,"volume_24h_change":21.833332,"normalized_vol_24hr":3.2942657470703125,"normalized_volume":2.7125227451324463,"liquidity":5996.3091,"categories":["Sports"],"countries":[],"updated_at":"2026-06-20T23:02:57.043329Z","fetched_at":"2026-06-20T23:02:23.123685Z","added_at":"2026-06-19T23:06:08.266415Z","url":"https://polymarket.com/event/wta-samsono-siniako-2026-06-21/wta-samsono-siniako-2026-06-21-set-handicap-away-1pt5","event_title":"Bad Homburg Open: Liudmila Samsonova vs Katerina Siniakova","chart_24h":[0.5,0.355,0.35,0.345,0.345,0.485,0.42,0.48,0.425,0.45,0.41,0.42,0.42,0.41,0.425,0.405,0.405,0.405]},{"source":"polymarket","id":"2612005","event_id":"613229","slug":"wta-samsono-siniako-2026-06-21-set-totals-2pt5","question":"Liudmila Samsonova vs. Katerina Siniakova: Total Sets O/U 2.5","group_item_title":"Bad Homburg Open: Liudmila Samsonova vs Katerina Siniakova Total Sets: O/U 2.5","description":"This market refers to the tennis match between Liudmila Samsonova and Katerina Siniakova in the Bad Homburg Open, originally scheduled for June 21, 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 WTA 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":[0.385,0.615],"probability":0.385,"spread":0.05,"active":true,"closed":false,"start_date":"2026-06-19T23:09:54.672184Z","end_date":"2026-06-28T09:00:00Z","closed_time":null,"volume":28.000318999999998,"volume_24hr":28.000318999999998,"prob_24h_change":-0.10999999999999999,"volume_24h_change":28.000318999999998,"normalized_vol_24hr":3.8170604705810547,"normalized_volume":3.142995834350586,"liquidity":5233.2775,"categories":["Sports"],"countries":[],"updated_at":"2026-06-20T23:44:36.686370Z","fetched_at":"2026-06-20T23:44:36.686370Z","added_at":"2026-06-19T23:06:08.266415Z","url":"https://polymarket.com/event/wta-samsono-siniako-2026-06-21/wta-samsono-siniako-2026-06-21-set-totals-2pt5","event_title":"Bad Homburg Open: Liudmila Samsonova vs Katerina Siniakova","chart_24h":[0.5,0.5,0.415,0.415,0.42,0.42,0.42,0.405,0.42,0.41,0.415,0.39,0.39,0.395]},{"source":"polymarket","id":"2612017","event_id":"613229","slug":"wta-samsono-siniako-2026-06-21-match-total-23pt5","question":"Samsonova vs. Siniakova: Match O/U 23.5","group_item_title":"Bad Homburg Open: Liudmila Samsonova vs Katerina Siniakova Match O/U 23.5","description":"This market refers to the tennis match between Liudmila Samsonova and Katerina Siniakova in the Bad Homburg Open, originally scheduled for June 21, 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 WTA 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":[0.375,0.625],"probability":0.375,"spread":0.07,"active":true,"closed":false,"start_date":"2026-06-19T23:27:19.768197Z","end_date":"2026-06-28T09:00:00Z","closed_time":null,"volume":55.363635,"volume_24hr":55.363635,"prob_24h_change":-0.10999999999999999,"volume_24h_change":55.363635,"normalized_vol_24hr":5.472261428833008,"normalized_volume":4.5059003829956055,"liquidity":3060.9987,"categories":["Sports"],"countries":[],"updated_at":"2026-06-20T23:44:36.686370Z","fetched_at":"2026-06-20T23:44:36.686370Z","added_at":"2026-06-19T23:06:08.266415Z","url":"https://polymarket.com/event/wta-samsono-siniako-2026-06-21/wta-samsono-siniako-2026-06-21-match-total-23pt5","event_title":"Bad Homburg Open: Liudmila Samsonova vs Katerina Siniakova","chart_24h":[0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.43,0.43,0.43,0.5,0.5,0.5,0.43,0.385,0.39]},{"source":"polymarket","id":"2612011","event_id":"613229","slug":"wta-samsono-siniako-2026-06-21-first-set-total-8pt5","question":"Samsonova vs. Siniakova: Set 1 Games O/U 8.5","group_item_title":"Bad Homburg Open: Liudmila Samsonova vs Katerina Siniakova Set 1 O/U 8.5","description":"This market refers to the tennis match between Liudmila Samsonova and Katerina Siniakova in the Bad Homburg Open, originally scheduled for June 21, 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 WTA 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":[0.625,0.375],"probability":0.625,"spread":0.27,"active":true,"closed":false,"start_date":"2026-06-19T23:14:31.720714Z","end_date":"2026-06-28T09:00:00Z","closed_time":null,"volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.125,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":508.635,"categories":["Sports"],"countries":[],"updated_at":"2026-06-20T22:18:44.288051Z","fetched_at":"2026-06-20T22:17:50.137665Z","added_at":"2026-06-19T23:06:08.266415Z","url":"https://polymarket.com/event/wta-samsono-siniako-2026-06-21/wta-samsono-siniako-2026-06-21-first-set-total-8pt5","event_title":"Bad Homburg Open: Liudmila Samsonova vs Katerina Siniakova","chart_24h":[0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.635,0.625]},{"source":"polymarket","id":"2611139","event_id":"613229","slug":"wta-samsono-siniako-2026-06-21-completed-match","question":"Bad Homburg Open: Completed Match: Liudmila Samsonova vs Katerina Siniakova","group_item_title":"Completed Match","description":"This market refers to the tennis match between Liudmila Samsonova and Katerina Siniakova in the Bad Homburg Open, originally scheduled for June 21, 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":[0.5,0.5],"probability":0.5,"spread":0.98,"active":true,"closed":false,"start_date":"2026-06-19T22:23:08.329013Z","end_date":"2026-06-28T09:00:00Z","closed_time":null,"volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":1.0,"categories":["Sports"],"countries":[],"updated_at":"2026-06-20T06:51:12.898307Z","fetched_at":"2026-06-20T06:51:12.898307Z","added_at":"2026-06-19T22:37:33.238041Z","url":"https://polymarket.com/event/wta-samsono-siniako-2026-06-21/wta-samsono-siniako-2026-06-21-completed-match","event_title":"Bad Homburg Open: Liudmila Samsonova vs Katerina Siniakova","chart_24h":[0.5,0.5,0.5,0.5]},{"source":"polymarket","id":"2612007","event_id":"613229","slug":"wta-samsono-siniako-2026-06-21-set-2-total-8pt5","question":"Samsonova vs. Siniakova: Set 2 Games O/U 8.5","group_item_title":"Bad Homburg Open: Liudmila Samsonova vs Katerina Siniakova Set 2 O/U 8.5","description":"This market refers to the tennis match between Liudmila Samsonova and Katerina Siniakova in the Bad Homburg Open, originally scheduled for June 21, 2026 at 5:00AM ET.\nThis market will resolve to \"Over\" if the total number of games completed in set 2 equals or exceeds 9. Otherwise, it will resolve to \"Under.\"\nAny tiebreak in set 2 counts as one (1) game toward the total.\nIf set 2 is not completed for any reason (including the match ending before set 2 is reached), 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 WTA 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":[0.5,0.5],"probability":0.5,"spread":1.0,"active":true,"closed":false,"start_date":"2026-06-19T23:44:09.715829Z","end_date":"2026-06-28T09:00:00Z","closed_time":null,"volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":0.0,"categories":["Sports"],"countries":[],"updated_at":"2026-06-20T14:10:29.678531Z","fetched_at":"2026-06-20T14:10:05.907179Z","added_at":"2026-06-19T23:06:08.266415Z","url":"https://polymarket.com/event/wta-samsono-siniako-2026-06-21/wta-samsono-siniako-2026-06-21-set-2-total-8pt5","event_title":"Bad Homburg Open: Liudmila Samsonova vs Katerina Siniakova","chart_24h":[0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.5]},{"source":"polymarket","id":"2612013","event_id":"613229","slug":"wta-samsono-siniako-2026-06-21-set-2-total-9pt5","question":"Samsonova vs. Siniakova: Set 2 Games O/U 9.5","group_item_title":"Bad Homburg Open: Liudmila Samsonova vs Katerina Siniakova Set 2 O/U 9.5","description":"This market refers to the tennis match between Liudmila Samsonova and Katerina Siniakova in the Bad Homburg Open, originally scheduled for June 21, 2026 at 5:00AM ET.\nThis market will resolve to \"Over\" if the total number of games completed in set 2 equals or exceeds 10. Otherwise, it will resolve to \"Under.\"\nAny tiebreak in set 2 counts as one (1) game toward the total.\nIf set 2 is not completed for any reason (including the match ending before set 2 is reached), 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 WTA 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":[0.5,0.5],"probability":0.5,"spread":1.0,"active":true,"closed":false,"start_date":"2026-06-19T23:05:03.842147Z","end_date":"2026-06-28T09:00:00Z","closed_time":null,"volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":0.0,"categories":["Sports"],"countries":[],"updated_at":"2026-06-20T14:10:29.678531Z","fetched_at":"2026-06-20T14:10:05.907179Z","added_at":"2026-06-19T23:06:08.266415Z","url":"https://polymarket.com/event/wta-samsono-siniako-2026-06-21/wta-samsono-siniako-2026-06-21-set-2-total-9pt5","event_title":"Bad Homburg Open: Liudmila Samsonova vs Katerina Siniakova","chart_24h":[0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.5]},{"source":"polymarket","id":"2612016","event_id":"613229","slug":"wta-samsono-siniako-2026-06-21-set-2-total-10pt5","question":"Samsonova vs. Siniakova: Set 2 Games O/U 10.5","group_item_title":"Bad Homburg Open: Liudmila Samsonova vs Katerina Siniakova Set 2 O/U 10.5","description":"This market refers to the tennis match between Liudmila Samsonova and Katerina Siniakova in the Bad Homburg Open, originally scheduled for June 21, 2026 at 5:00AM ET.\nThis market will resolve to \"Over\" if the total number of games completed in set 2 equals or exceeds 11. Otherwise, it will resolve to \"Under.\"\nAny tiebreak in set 2 counts as one (1) game toward the total.\nIf set 2 is not completed for any reason (including the match ending before set 2 is reached), 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 WTA 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":[0.5,0.5],"probability":0.5,"spread":1.0,"active":true,"closed":false,"start_date":"2026-06-19T23:42:38.604059Z","end_date":"2026-06-28T09:00:00Z","closed_time":null,"volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":0.0,"categories":["Sports"],"countries":[],"updated_at":"2026-06-20T14:10:29.678531Z","fetched_at":"2026-06-20T14:10:05.907179Z","added_at":"2026-06-19T23:06:08.266415Z","url":"https://polymarket.com/event/wta-samsono-siniako-2026-06-21/wta-samsono-siniako-2026-06-21-set-2-total-10pt5","event_title":"Bad Homburg Open: Liudmila Samsonova vs Katerina Siniakova","chart_24h":[0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.5]},{"source":"polymarket","id":"2612015","event_id":"613229","slug":"wta-samsono-siniako-2026-06-21-first-set-total-9pt5","question":"Samsonova vs. Siniakova: Set 1 Games O/U 9.5","group_item_title":"Bad Homburg Open: Liudmila Samsonova vs Katerina Siniakova Set 1 O/U 9.5","description":"This market refers to the tennis match between Liudmila Samsonova and Katerina Siniakova in the Bad Homburg Open, originally scheduled for June 21, 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 WTA 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":[0.49,0.51],"probability":0.49,"spread":0.98,"active":true,"closed":false,"start_date":"2026-06-19T23:05:05.968689Z","end_date":"2026-06-28T09:00:00Z","closed_time":null,"volume":0.0,"volume_24hr":0.0,"prob_24h_change":-0.010000000000000009,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":1.1,"categories":["Sports"],"countries":[],"updated_at":"2026-06-20T21:18:47.165242Z","fetched_at":"2026-06-20T21:18:47.165242Z","added_at":"2026-06-19T23:06:08.266415Z","url":"https://polymarket.com/event/wta-samsono-siniako-2026-06-21/wta-samsono-siniako-2026-06-21-first-set-total-9pt5","event_title":"Bad Homburg Open: Liudmila Samsonova vs Katerina Siniakova","chart_24h":[0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.505,0.49,0.72,0.49,0.49]},{"source":"polymarket","id":"2612009","event_id":"613229","slug":"wta-samsono-siniako-2026-06-21-first-set-winner-Samsonova-vs-Siniakova","question":"Set 1 Winner: Samsonova vs Siniakova","group_item_title":"Bad Homburg Open: Liudmila Samsonova vs Katerina Siniakova Set 1 Winner","description":"This market refers to the tennis match between Liudmila Samsonova and Katerina Siniakova in the Bad Homburg Open, originally scheduled for June 21, 2026 at 5:00AM ET.\nThis market will resolve to “Samsonova” if Liudmila Samsonova wins the first set. It will resolve to “Siniakova” if Katerina Siniakova 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 WTA 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":["Samsonova","Siniakova"],"outcome_prices":[0.435,0.565],"probability":0.435,"spread":0.03,"active":true,"closed":false,"start_date":"2026-06-19T23:18:07.171075Z","end_date":"2026-06-28T09:00:00Z","closed_time":null,"volume":0.0,"volume_24hr":0.0,"prob_24h_change":-0.06,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":6220.7172,"categories":["Sports"],"countries":[],"updated_at":"2026-06-20T23:44:36.686370Z","fetched_at":"2026-06-20T23:44:36.686370Z","added_at":"2026-06-19T23:06:08.266415Z","url":"https://polymarket.com/event/wta-samsono-siniako-2026-06-21/wta-samsono-siniako-2026-06-21-first-set-winner-Samsonova-vs-Siniakova","event_title":"Bad Homburg Open: Liudmila Samsonova vs Katerina Siniakova","chart_24h":[0.5,0.5,0.5,0.44,0.44,0.44,0.435,0.435,0.435,0.46,0.445,0.445,0.44]},{"source":"polymarket","id":"2612012","event_id":"613229","slug":"wta-samsono-siniako-2026-06-21-match-total-22pt5","question":"Samsonova vs. Siniakova: Match O/U 22.5","group_item_title":"Bad Homburg Open: Liudmila Samsonova vs Katerina Siniakova Match O/U 22.5","description":"This market refers to the tennis match between Liudmila Samsonova and Katerina Siniakova in the Bad Homburg Open, originally scheduled for June 21, 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 WTA 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":[0.435,0.565],"probability":0.435,"spread":0.03,"active":true,"closed":false,"start_date":"2026-06-19T23:18:10.246387Z","end_date":"2026-06-28T09:00:00Z","closed_time":null,"volume":0.0,"volume_24hr":0.0,"prob_24h_change":-0.065,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":5331.0445,"categories":["Sports"],"countries":[],"updated_at":"2026-06-20T22:35:04.311091Z","fetched_at":"2026-06-20T22:34:29.347798Z","added_at":"2026-06-19T23:06:08.266415Z","url":"https://polymarket.com/event/wta-samsono-siniako-2026-06-21/wta-samsono-siniako-2026-06-21-match-total-22pt5","event_title":"Bad Homburg Open: Liudmila Samsonova vs Katerina Siniakova","chart_24h":[0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.505,0.46,0.46,0.465,0.5,0.5,0.5,0.47,0.46,0.435,0.44,0.435]},{"source":"polymarket","id":"2612006","event_id":"613229","slug":"wta-samsono-siniako-2026-06-21-set-2-winner-Samsonova-vs-Siniakova","question":"Set 2 Winner: Samsonova vs Siniakova","group_item_title":"Bad Homburg Open: Liudmila Samsonova vs Katerina Siniakova Set 2 Winner","description":"This market refers to the tennis match between Liudmila Samsonova and Katerina Siniakova in the Bad Homburg Open, originally scheduled for June 21, 2026 at 5:00AM ET.\nThis market will resolve to “Samsonova” if Liudmila Samsonova wins set 2. It will resolve to “Siniakova” if Katerina Siniakova wins set 2.\nIf the match begins but set 2 is not completed with a winner determined (including the match ending before set 2 is reached), 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 WTA 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":["Samsonova","Siniakova"],"outcome_prices":[0.415,0.585],"probability":0.415,"spread":0.21,"active":true,"closed":false,"start_date":"2026-06-19T23:05:57.459351Z","end_date":"2026-06-28T09:00:00Z","closed_time":null,"volume":0.0,"volume_24hr":0.0,"prob_24h_change":-0.08500000000000002,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":934.79,"categories":["Sports"],"countries":[],"updated_at":"2026-06-20T23:16:22.293914Z","fetched_at":"2026-06-20T23:16:22.293914Z","added_at":"2026-06-19T23:06:08.266415Z","url":"https://polymarket.com/event/wta-samsono-siniako-2026-06-21/wta-samsono-siniako-2026-06-21-set-2-winner-Samsonova-vs-Siniakova","event_title":"Bad Homburg Open: Liudmila Samsonova vs Katerina Siniakova","chart_24h":[0.5,0.5,0.44,0.44,0.44,0.415,0.42,0.42,0.41,0.415,0.415]},{"source":"polymarket","id":"2612018","event_id":"613229","slug":"wta-samsono-siniako-2026-06-21-first-set-total-10pt5","question":"Samsonova vs. Siniakova: Set 1 Games O/U 10.5","group_item_title":"Bad Homburg Open: Liudmila Samsonova vs Katerina Siniakova Set 1 O/U 10.5","description":"This market refers to the tennis match between Liudmila Samsonova and Katerina Siniakova in the Bad Homburg Open, originally scheduled for June 21, 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 WTA 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":[0.37,0.63],"probability":0.37,"spread":0.28,"active":true,"closed":false,"start_date":"2026-06-19T23:46:07.223892Z","end_date":"2026-06-28T09:00:00Z","closed_time":null,"volume":0.0,"volume_24hr":0.0,"prob_24h_change":-0.13,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":481.6018,"categories":["Sports"],"countries":[],"updated_at":"2026-06-20T22:18:44.288051Z","fetched_at":"2026-06-20T22:17:50.137665Z","added_at":"2026-06-19T23:06:08.266415Z","url":"https://polymarket.com/event/wta-samsono-siniako-2026-06-21/wta-samsono-siniako-2026-06-21-first-set-total-10pt5","event_title":"Bad Homburg Open: Liudmila Samsonova vs Katerina Siniakova","chart_24h":[0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.365,0.37]},{"source":"polymarket","id":"2612010","event_id":"613229","slug":"wta-samsono-siniako-2026-06-21-set-handicap-home-1pt5","question":"Set Handicap: Samsonova (-1.5) vs Siniakova (+1.5)","group_item_title":"Bad Homburg Open: Liudmila Samsonova vs Katerina Siniakova Set Handicap +/-1.5","description":"This market refers to the tennis match between Liudmila Samsonova and Katerina Siniakova in the Bad Homburg Open, originally scheduled for June 21, 2026 at 5:00AM ET.\nThis market will resolve to \"Samsonova\" if Liudmila Samsonova wins by 2 or more sets than Katerina Siniakova, based on the final completed score. Otherwise, it will resolve to \"Siniakova.\"\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 WTA 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":["Samsonova","Siniakova"],"outcome_prices":[0.255,0.745],"probability":0.255,"spread":0.03,"active":true,"closed":false,"start_date":"2026-06-19T23:07:33.738761Z","end_date":"2026-06-28T09:00:00Z","closed_time":null,"volume":0.0,"volume_24hr":0.0,"prob_24h_change":-0.245,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":5293.5598,"categories":["Sports"],"countries":[],"updated_at":"2026-06-20T22:35:04.311091Z","fetched_at":"2026-06-20T22:34:29.347798Z","added_at":"2026-06-19T23:06:08.266415Z","url":"https://polymarket.com/event/wta-samsono-siniako-2026-06-21/wta-samsono-siniako-2026-06-21-set-handicap-home-1pt5","event_title":"Bad Homburg Open: Liudmila Samsonova vs Katerina Siniakova","chart_24h":[0.5,0.355,0.35,0.345,0.345,0.41,0.345,0.405,0.34,0.375,0.335,0.345,0.345,0.335,0.355,0.27,0.26,0.255]}],"_meta":{"attribution":"pdata.world — aggregated prediction-market data across 8 platforms","canonical_url":"https://pdata.world/events/polymarket/613229","as_of":"2026-06-20T23:45:27.624718Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Polymarket): \"Bad Homburg Open: Liudmila Samsonova vs Katerina Siniakova\" — top market at 40% probability across 16 outcomes","source_url":null}}