{"_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/1184870","as_of":"2026-10-14T20:52:00.905442Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Polymarket): \"W50 Quebec City: Jule Niemeier vs Madison Sieg\" — closed 2026-10-14; final leader \"W50 Quebec City: Jule Niemeier vs Madison Sieg Set Handicap +/-1.5\" at 100%. https://pdata.world/events/polymarket/1184870","source_url":"https://polymarket.com/event/itf-niemei1-sieg1-2026-10-14"},"source":"polymarket","id":"1184870","ticker":"itf-niemei1-sieg1-2026-10-14","slug":"itf-niemei1-sieg1-2026-10-14","title":"W50 Quebec City: Jule Niemeier vs Madison Sieg","description":"This market refers to the tennis match between Jule Niemeier and Madison Sieg in the W50 Quebec City, Main Draw, originally scheduled for October 14, 2026 at 12:00PM ET.\n\nThis market will resolve to 'Jule Niemeier' if Jule Niemeier advances against Madison Sieg.\n\nThis market will resolve to 'Madison Sieg' if Madison Sieg advances against Jule Niemeier.\n\nIf the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 28, 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":"2026-10-13T20:14:23Z","end_date":"2026-10-21T16:00:00Z","closed_time":"2026-10-14T19:56:30Z","volume":6329.169927,"volume_24hr":6329.169927000001,"volume_24h_change":null,"normalized_vol_24hr":30.029037475585938,"normalized_volume":17.404821395874023,"liquidity":null,"open_interest":4205.34998,"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":"W50 Quebec City: Jule Niemeier vs Madison Sieg Set Handicap +/-1.5","top_outcome_probability":1.0,"top_outcome_prob_24h_change":0.5,"top_outcome_volume_24h_change":0.0,"updated_at":"2026-10-14T20:22:55.030422Z","fetched_at":"2026-10-14T20:22:55.030422Z","added_at":"2026-10-13T20:28:19.884171Z","url":"https://polymarket.com/event/itf-niemei1-sieg1-2026-10-14","chart_24h":[0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,7.894737,7.894737,7.894737,7.894737,7.894737,11.172515,11.172515,11.172515,11.172515,11.172515,11.172515,19.220901,19.220901,19.220901,3344.162226,6329.169927,6329.169927,6329.169927],"kind":"live","mutually_exclusive":false,"markets_total":3,"markets":[{"source":"polymarket","id":"5672695","event_id":"1184870","slug":"itf-niemei1-sieg1-2026-10-14","question":"W50 Quebec City: Jule Niemeier vs Madison Sieg","group_item_title":null,"description":"This market refers to the tennis match between Jule Niemeier and Madison Sieg in the W50 Quebec City, Main Draw, originally scheduled for October 14, 2026 at 12:00PM ET.\n\nThis market will resolve to 'Jule Niemeier' if Jule Niemeier advances against Madison Sieg.\n\nThis market will resolve to 'Madison Sieg' if Madison Sieg advances against Jule Niemeier.\n\nIf the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 28, 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":["Jule Niemeier","Madison Sieg"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.001,"active":false,"closed":true,"start_date":"2026-10-13T20:14:23Z","end_date":"2026-10-21T16:00:00Z","closed_time":"2026-10-14T19:54:19Z","result":"Madison Sieg","volume":6329.169927,"volume_24hr":6329.169927000001,"prob_24h_change":-0.635,"volume_24h_change":6329.169927000001,"normalized_vol_24hr":30.325531005859375,"normalized_volume":22.478649139404297,"liquidity":0.0,"categories":["Sports"],"countries":[],"updated_at":"2026-10-14T20:22:55.381539Z","fetched_at":"2026-10-14T20:22:55.381539Z","added_at":"2026-10-13T20:28:20.011722Z","url":"https://polymarket.com/event/itf-niemei1-sieg1-2026-10-14/itf-niemei1-sieg1-2026-10-14","event_title":"W50 Quebec City: Jule Niemeier vs Madison Sieg","chart_24h":[0.635,0.64,0.645,0.645,0.635,0.635,0.635,0.645,0.615,0.605,0.615,0.61,0.61,0.69,0.195,0.0005,0.0005,0.0005]},{"source":"polymarket","id":"5673142","event_id":"1184870","slug":"itf-niemei1-sieg1-2026-10-14-set-handicap-away-1pt5","question":"Set Handicap: Madison Sieg (-1.5) vs Jule Niemeier (+1.5)","group_item_title":"W50 Quebec City: Jule Niemeier vs Madison Sieg Set Handicap +/-1.5","description":"This market refers to the tennis match between Madison Sieg and Jule Niemeier in the W50 Quebec City, originally scheduled for October 14, 2026 at 12:00PM ET.\nThis market will resolve to \"Madison Sieg\" if Madison Sieg wins by 2 or more sets than Jule Niemeier, based on the final completed score. Otherwise, it will resolve to \"Jule Niemeier.\"\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, Madison Sieg can no longer win by 2 or more sets, and this market will resolve to \"Jule Niemeier.\"\nIf the match is canceled before play begins, or a result has not been determined by October 28, 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":["Madison Sieg","Jule Niemeier"],"outcome_prices":[1.0,0.0],"probability":1.0,"spread":0.001,"active":false,"closed":true,"start_date":"2026-10-13T20:44:14Z","end_date":"2026-10-21T16:00:00Z","closed_time":"2026-10-14T19:56:30Z","result":"Madison Sieg","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":"2026-10-14T20:22:55.381539Z","fetched_at":"2026-10-14T20:22:55.381539Z","added_at":"2026-10-13T20:52:50.860842Z","url":"https://polymarket.com/event/itf-niemei1-sieg1-2026-10-14/itf-niemei1-sieg1-2026-10-14-set-handicap-away-1pt5","event_title":"W50 Quebec City: Jule Niemeier vs Madison Sieg","chart_24h":[0.5,0.21,0.215,0.21,0.215,0.24,0.235,0.5,0.9995]},{"source":"polymarket","id":"5673139","event_id":"1184870","slug":"itf-niemei1-sieg1-2026-10-14-set-handicap-home-1pt5","question":"Set Handicap: Jule Niemeier (-1.5) vs Madison Sieg (+1.5)","group_item_title":"W50 Quebec City: Jule Niemeier vs Madison Sieg Set Handicap +/-1.5","description":"This market refers to the tennis match between Jule Niemeier and Madison Sieg in the W50 Quebec City, originally scheduled for October 14, 2026 at 12:00PM ET.\nThis market will resolve to \"Jule Niemeier\" if Jule Niemeier wins by 2 or more sets than Madison Sieg, based on the final completed score. Otherwise, it will resolve to \"Madison Sieg.\"\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, Jule Niemeier can no longer win by 2 or more sets, and this market will resolve to \"Madison Sieg.\"\nIf the match is canceled before play begins, or a result has not been determined by October 28, 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":["Jule Niemeier","Madison Sieg"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.001,"active":false,"closed":true,"start_date":"2026-10-13T20:44:14Z","end_date":"2026-10-21T16:00:00Z","closed_time":"2026-10-14T19:20:03Z","result":"Madison Sieg","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":"2026-10-14T19:31:43.143328Z","fetched_at":"2026-10-14T19:31:43.143328Z","added_at":"2026-10-13T20:52:50.860842Z","url":"https://polymarket.com/event/itf-niemei1-sieg1-2026-10-14/itf-niemei1-sieg1-2026-10-14-set-handicap-home-1pt5","event_title":"W50 Quebec City: Jule Niemeier vs Madison Sieg","chart_24h":[0.5,0.435,0.435,0.43,0.43,0.435,0.445,0.425,0.42,0.42,0.5,0.005,0.0005,0.0]}]}