{"_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/1223957","as_of":"2026-10-21T09:55:44.192924Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Polymarket): \"W15 Singapore: Jing-Jing Lu vs Yuka Matsumoto\" — closed 2026-10-21; final leader \"\" at 100%. https://pdata.world/events/polymarket/1223957","source_url":"https://polymarket.com/event/itf-lu4-matsum1-2026-10-21"},"source":"polymarket","id":"1223957","ticker":"itf-lu4-matsum1-2026-10-21","slug":"itf-lu4-matsum1-2026-10-21","title":"W15 Singapore: Jing-Jing Lu vs Yuka Matsumoto","description":"This market refers to the tennis match between Jing-Jing Lu and Yuka Matsumoto in the W15 Singapore, Main Draw, originally scheduled for October 20, 2026 at 9:30PM ET.\n\nThis market will resolve to 'Jing-Jing Lu' if Jing-Jing Lu advances against Yuka Matsumoto.\n\nThis market will resolve to 'Yuka Matsumoto' if Yuka Matsumoto advances against Jing-Jing Lu.\n\nIf the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 3, 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":"2026-10-20T14:14:12Z","end_date":"2026-10-28T01:30:00Z","closed_time":"2026-10-21T08:06:30Z","volume":22807.860936999998,"volume_24hr":22807.860937,"volume_24h_change":null,"normalized_vol_24hr":39.16181182861328,"normalized_volume":22.871906280517578,"liquidity":null,"open_interest":14481.084757,"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":0.37,"top_outcome_volume_24h_change":17851.860937,"updated_at":"2026-10-21T08:37:03.324018Z","fetched_at":"2026-10-21T08:37:03.324018Z","added_at":"2026-10-20T14:39:42.502306Z","url":"https://polymarket.com/event/itf-lu4-matsum1-2026-10-21","chart_24h":[0.0,0.0,0.0,11.998276,11.998276,11.998276,11.998276,57.988276,57.988276,57.988276,57.988276,57.988276,57.988276,57.988276,57.988276,57.988276,108.816573,231.478187,368.378187,368.378187,14570.489936999998,14588.250937,14598.260937,14598.260937,22807.860937],"kind":"live","mutually_exclusive":false,"markets_total":3,"markets":[{"source":"polymarket","id":"5969737","event_id":"1223957","slug":"itf-lu4-matsum1-2026-10-21","question":"W15 Singapore: Jing-Jing Lu vs Yuka Matsumoto","group_item_title":null,"description":"This market refers to the tennis match between Jing-Jing Lu and Yuka Matsumoto in the W15 Singapore, Main Draw, originally scheduled for October 20, 2026 at 9:30PM ET.\n\nThis market will resolve to 'Jing-Jing Lu' if Jing-Jing Lu advances against Yuka Matsumoto.\n\nThis market will resolve to 'Yuka Matsumoto' if Yuka Matsumoto advances against Jing-Jing Lu.\n\nIf the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 3, 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":["Jing-Jing Lu","Yuka Matsumoto"],"outcome_prices":[1.0,0.0],"probability":1.0,"spread":0.198,"active":false,"closed":true,"start_date":"2026-10-20T14:14:12Z","end_date":"2026-10-28T01:30:00Z","closed_time":"2026-10-21T08:06:33.932960Z","result":"Jing-Jing Lu","volume":17851.860936999998,"volume_24hr":17851.860937,"prob_24h_change":0.37,"volume_24h_change":17851.860937,"normalized_vol_24hr":38.797218322753906,"normalized_volume":28.119422912597656,"liquidity":0.0,"categories":["Sports"],"countries":[],"updated_at":"2026-10-21T08:37:03.427807Z","fetched_at":"2026-10-21T08:37:03.427807Z","added_at":"2026-10-20T14:39:42.553268Z","url":"https://polymarket.com/event/itf-lu4-matsum1-2026-10-21/itf-lu4-matsum1-2026-10-21","event_title":"W15 Singapore: Jing-Jing Lu vs Yuka Matsumoto","chart_24h":[0.63,0.6,0.545,0.62,0.59,0.595,0.585,0.575,0.58,0.565,0.32,0.195,0.005,0.0005,0.0005,0.9,0.899,0.8995,0.9,1.0]},{"source":"polymarket","id":"5971261","event_id":"1223957","slug":"itf-lu4-matsum1-2026-10-21-set-handicap-away-1pt5","question":"Set Handicap: Yuka Matsumoto (-1.5) vs Jing-Jing Lu (+1.5)","group_item_title":"W15 Singapore: Jing-Jing Lu vs Yuka Matsumoto Set Handicap +/-1.5","description":"This market refers to the tennis match between Yuka Matsumoto and Jing-Jing Lu in the W15 Singapore, originally scheduled for October 20, 2026 at 9:30PM ET.\nThis market will resolve to \"Yuka Matsumoto\" if Yuka Matsumoto wins by 2 or more sets than Jing-Jing Lu, based on the final completed score. Otherwise, it will resolve to \"Jing-Jing Lu.\"\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, Yuka Matsumoto can no longer win by 2 or more sets, and this market will resolve to \"Jing-Jing Lu.\"\nIf the match is canceled before play begins, or a result has not been determined by November 3, 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":["Yuka Matsumoto","Jing-Jing Lu"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.009,"active":false,"closed":true,"start_date":"2026-10-20T14:44:13Z","end_date":"2026-10-28T01:30:00Z","closed_time":"2026-10-21T08:06:33.941348Z","result":"Jing-Jing Lu","volume":4956.0,"volume_24hr":4956.0,"prob_24h_change":-0.495,"volume_24h_change":4956.0,"normalized_vol_24hr":29.305835723876953,"normalized_volume":21.240264892578125,"liquidity":0.0,"categories":["Sports"],"countries":[],"updated_at":"2026-10-21T08:37:03.427807Z","fetched_at":"2026-10-21T08:37:03.427807Z","added_at":"2026-10-20T15:01:10.224018Z","url":"https://polymarket.com/event/itf-lu4-matsum1-2026-10-21/itf-lu4-matsum1-2026-10-21-set-handicap-away-1pt5","event_title":"W15 Singapore: Jing-Jing Lu vs Yuka Matsumoto","chart_24h":[0.495,0.5,0.58,0.595,0.59,0.585,0.275,0.5,0.995,0.9995,0.1,0.0055,0.005,0.0055,0.0]},{"source":"polymarket","id":"5971257","event_id":"1223957","slug":"itf-lu4-matsum1-2026-10-21-set-handicap-home-1pt5","question":"Set Handicap: Jing-Jing Lu (-1.5) vs Yuka Matsumoto (+1.5)","group_item_title":"W15 Singapore: Jing-Jing Lu vs Yuka Matsumoto Set Handicap +/-1.5","description":"This market refers to the tennis match between Jing-Jing Lu and Yuka Matsumoto in the W15 Singapore, originally scheduled for October 20, 2026 at 9:30PM ET.\nThis market will resolve to \"Jing-Jing Lu\" if Jing-Jing Lu wins by 2 or more sets than Yuka Matsumoto, based on the final completed score. Otherwise, it will resolve to \"Yuka Matsumoto.\"\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, Jing-Jing Lu can no longer win by 2 or more sets, and this market will resolve to \"Yuka Matsumoto.\"\nIf the match is canceled before play begins, or a result has not been determined by November 3, 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":["Jing-Jing Lu","Yuka Matsumoto"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.001,"active":false,"closed":true,"start_date":"2026-10-20T14:44:13Z","end_date":"2026-10-28T01:30:00Z","closed_time":"2026-10-21T04:14:00.323944Z","result":"Yuka Matsumoto","volume":0.0,"volume_24hr":0.0,"prob_24h_change":-0.495,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":0.0,"categories":["Sports"],"countries":[],"updated_at":"2026-10-21T04:40:04.478825Z","fetched_at":"2026-10-21T04:40:04.478825Z","added_at":"2026-10-20T15:01:10.224018Z","url":"https://polymarket.com/event/itf-lu4-matsum1-2026-10-21/itf-lu4-matsum1-2026-10-21-set-handicap-home-1pt5","event_title":"W15 Singapore: Jing-Jing Lu vs Yuka Matsumoto","chart_24h":[0.495,0.5,0.655,0.67,0.665,0.665,0.66,0.655,0.66,0.395,0.5,0.005,0.0045,0.0005,0.0]}]}