{"_meta":{"attribution":"Data aggregated by pdata.world (https://pdata.world) from 8 prediction-market venues; CC BY 4.0; source data © each venue.","canonical_url":"https://pdata.world/events/polymarket/1225837","as_of":"2026-10-21T16:09:19.947854Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Polymarket): \"W50 Cherbourg-en-Cotentin: Berfu Cengiz vs Diana Martynov\" — closed 2026-10-21; final leader \"\" at 100%. https://pdata.world/events/polymarket/1225837","source_url":"https://polymarket.com/event/itf-cengiz1-martyn1-2026-10-21"},"source":"polymarket","id":"1225837","ticker":"itf-cengiz1-martyn1-2026-10-21","slug":"itf-cengiz1-martyn1-2026-10-21","title":"W50 Cherbourg-en-Cotentin: Berfu Cengiz vs Diana Martynov","description":"This market refers to the tennis match between Berfu Cengiz and Diana Martynov in the W50 Cherbourg-en-Cotentin, Main Draw, originally scheduled for October 21, 2026 at 4:30AM ET.\n\nThis market will resolve to 'Berfu Cengiz' if Berfu Cengiz advances against Diana Martynov.\n\nThis market will resolve to 'Diana Martynov' if Diana Martynov advances against Berfu Cengiz.\n\nIf the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 4, 2026, 11:59 PM ET (14 days after the scheduled start), 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 International Tennis Federation (ITF). A consensus of credible reporting may also be used.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/itf-5206dc6c54.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/itf-5206dc6c54.png","active":false,"closed":true,"start_date":"2026-10-20T20:14:18Z","end_date":"2026-10-28T08:30:00Z","closed_time":"2026-10-21T12:07:59Z","volume":2556.77743,"volume_24hr":2556.77743,"volume_24h_change":null,"normalized_vol_24hr":23.945938110351562,"normalized_volume":13.985288619995117,"liquidity":null,"open_interest":1820.09743,"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":"","top_outcome_probability":1.0,"top_outcome_prob_24h_change":0.21999999999999997,"top_outcome_volume_24h_change":2556.77743,"updated_at":"2026-10-21T12:17:28.771379Z","fetched_at":"2026-10-21T12:17:28.771379Z","added_at":"2026-10-20T20:34:56.439590Z","url":"https://polymarket.com/event/itf-cengiz1-martyn1-2026-10-21","chart_24h":[0.0,0.0,5.68,5.68,5.68,5.68,5.68,5.68,5.68,5.68,5.68,5.68,5.68,5.68,5.68,5.68,5.68,868.377687,1666.06905,2336.04743,2556.77743,2556.77743],"kind":"live","mutually_exclusive":false,"markets_total":3,"markets":[{"source":"polymarket","id":"5992251","event_id":"1225837","slug":"itf-cengiz1-martyn1-2026-10-21","question":"W50 Cherbourg-en-Cotentin: Berfu Cengiz vs Diana Martynov","group_item_title":null,"description":"This market refers to the tennis match between Berfu Cengiz and Diana Martynov in the W50 Cherbourg-en-Cotentin, Main Draw, originally scheduled for October 21, 2026 at 4:30AM ET.\n\nThis market will resolve to 'Berfu Cengiz' if Berfu Cengiz advances against Diana Martynov.\n\nThis market will resolve to 'Diana Martynov' if Diana Martynov advances against Berfu Cengiz.\n\nIf the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 4, 2026, 11:59 PM ET (14 days after the scheduled start), 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 International Tennis Federation (ITF). A consensus of credible reporting may also be used.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/itf-5206dc6c54.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/itf-5206dc6c54.png","outcomes":["Berfu Cengiz","Diana Martynov"],"outcome_prices":[1.0,0.0],"probability":1.0,"spread":0.001,"active":false,"closed":true,"start_date":"2026-10-20T20:14:18Z","end_date":"2026-10-28T08:30:00Z","closed_time":"2026-10-21T12:07:02.004936Z","result":"Berfu Cengiz","volume":2556.77743,"volume_24hr":2556.77743,"prob_24h_change":0.21999999999999997,"volume_24h_change":2556.77743,"normalized_vol_24hr":24.966449737548828,"normalized_volume":18.06524085998535,"liquidity":0.0,"categories":["Sports"],"countries":[],"updated_at":"2026-10-21T12:17:28.843334Z","fetched_at":"2026-10-21T12:17:28.843334Z","added_at":"2026-10-20T20:34:56.527994Z","url":"https://polymarket.com/event/itf-cengiz1-martyn1-2026-10-21/itf-cengiz1-martyn1-2026-10-21","event_title":"W50 Cherbourg-en-Cotentin: Berfu Cengiz vs Diana Martynov","chart_24h":[0.78,0.785,0.81,0.81,0.815,0.815,0.81,0.815,0.82,0.815,0.82,0.82,0.9,0.95,0.9995,0.9995,1.0]},{"source":"polymarket","id":"5992604","event_id":"1225837","slug":"itf-cengiz1-martyn1-2026-10-21-set-handicap-home-1pt5","question":"Set Handicap: Berfu Cengiz (-1.5) vs Diana Martynov (+1.5)","group_item_title":"W50 Cherbourg-en-Cotentin: Berfu Cengiz vs Diana Martynov Set Handicap +/-1.5","description":"This market refers to the tennis match between Berfu Cengiz and Diana Martynov in the W50 Cherbourg-en-Cotentin, originally scheduled for October 21, 2026 at 4:30AM ET.\nThis market will resolve to \"Berfu Cengiz\" if Berfu Cengiz wins by 2 or more sets than Diana Martynov, based on the final completed score. Otherwise, it will resolve to \"Diana Martynov.\"\nIf the match begins but is not completed due to retirement, default, or disqualification, this market will resolve 50-50, unless the outcome of this market has already been unconditionally determined by the completed portion of play under the match format published by the tournament organizer for that round. For example, if the deciding set has begun when the match ends, Berfu Cengiz can no longer win by 2 or more sets, and this market will resolve to \"Diana Martynov.\"\nIf the match is canceled before play begins, or a result has not been determined by November 4, 2026, 11:59 PM ET (14 days after the scheduled start), this market will resolve 50-50.\nResolution will be based on official ITF results.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/itf-5206dc6c54.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/itf-5206dc6c54.png","outcomes":["Berfu Cengiz","Diana Martynov"],"outcome_prices":[1.0,0.0],"probability":1.0,"spread":0.009,"active":false,"closed":true,"start_date":"2026-10-20T20:44:17Z","end_date":"2026-10-28T08:30:00Z","closed_time":"2026-10-21T12:08:02.199557Z","result":"Berfu Cengiz","volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.5,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":0.0,"categories":["Sports"],"countries":[],"updated_at":"2026-10-21T12:17:28.843334Z","fetched_at":"2026-10-21T12:17:28.843334Z","added_at":"2026-10-20T20:57:45.194031Z","url":"https://polymarket.com/event/itf-cengiz1-martyn1-2026-10-21/itf-cengiz1-martyn1-2026-10-21-set-handicap-home-1pt5","event_title":"W50 Cherbourg-en-Cotentin: Berfu Cengiz vs Diana Martynov","chart_24h":[0.5,0.495,0.495,0.33,0.34,0.335,0.33,0.34,0.335,0.345,0.335,0.34,0.495,0.5,0.9955,1.0]},{"source":"polymarket","id":"5992608","event_id":"1225837","slug":"itf-cengiz1-martyn1-2026-10-21-set-handicap-away-1pt5","question":"Set Handicap: Diana Martynov (-1.5) vs Berfu Cengiz (+1.5)","group_item_title":"W50 Cherbourg-en-Cotentin: Berfu Cengiz vs Diana Martynov Set Handicap +/-1.5","description":"This market refers to the tennis match between Diana Martynov and Berfu Cengiz in the W50 Cherbourg-en-Cotentin, originally scheduled for October 21, 2026 at 4:30AM ET.\nThis market will resolve to \"Diana Martynov\" if Diana Martynov wins by 2 or more sets than Berfu Cengiz, based on the final completed score. Otherwise, it will resolve to \"Berfu Cengiz.\"\nIf the match begins but is not completed due to retirement, default, or disqualification, this market will resolve 50-50, unless the outcome of this market has already been unconditionally determined by the completed portion of play under the match format published by the tournament organizer for that round. For example, if the deciding set has begun when the match ends, Diana Martynov can no longer win by 2 or more sets, and this market will resolve to \"Berfu Cengiz.\"\nIf the match is canceled before play begins, or a result has not been determined by November 4, 2026, 11:59 PM ET (14 days after the scheduled start), this market will resolve 50-50.\nResolution will be based on official ITF results.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/itf-5206dc6c54.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/itf-5206dc6c54.png","outcomes":["Diana Martynov","Berfu Cengiz"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.008,"active":false,"closed":true,"start_date":"2026-10-20T20:44:17Z","end_date":"2026-10-28T08:30:00Z","closed_time":"2026-10-21T11:20:02.087040Z","result":"Berfu Cengiz","volume":0.0,"volume_24hr":0.0,"prob_24h_change":-0.5,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":0.0,"categories":["Sports"],"countries":[],"updated_at":"2026-10-21T11:32:50.789832Z","fetched_at":"2026-10-21T11:32:50.789832Z","added_at":"2026-10-20T20:57:45.194031Z","url":"https://polymarket.com/event/itf-cengiz1-martyn1-2026-10-21/itf-cengiz1-martyn1-2026-10-21-set-handicap-away-1pt5","event_title":"W50 Cherbourg-en-Cotentin: Berfu Cengiz vs Diana Martynov","chart_24h":[0.5,0.495,0.495,0.5,0.495,0.5,0.495,0.5,0.51,0.495,0.52,0.52,0.5,0.495,0.0045,0.004,0.0]}]}