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\n\n\t| 2007 | \n\tdavos | | | \n\tdavos (3d) | Uberdude (6d) | KyuT (4d) | \n
\n\n\t| 2008 | \n\tKyuT | \n\t∗ | \n\tdavos | \n\tKyuT (4d) | \n\tbetterlife (2d) | \n\trtayek (1k) | \n
\n\n\t| 2009 | \n\tUberdude | \n\t∗ | \n\tKyuT | \n\tUberdude (6d) | \n\tmorituri (2d) | \n\tapoplexy (2k) | \n
\n\n\t| 2010 | \n\tUberdude | \n\t3-0 | \n\tgomad361 | \n\tgomad361 (2d) | \n\tElin (3d) | \n\tMatCauthon (2k) | \n
\n\n\t| 2011 | \n\tvitality | \n\t∗ | \n\tUberdude | \n\tvitality (5d) | \n\tzealot (3d) | \n\tnrx (3d) | \n
\n\n\t| 2012 | \n\tSadaharu | \n\t3-2 | \n\tvitality | \n\tSadaharu (5d) | \n\tgojohn (3d) | \n\tvitality (5d) | \n
\n\n\t| 2013 | \n\tvitality | \n\t5-0 | \n\tSadaharu | \n\tvitality (5d)\n\t | Sadaharu (5d) | \n\tnrx (3d) | \n
\n\n\t| 2014 | \n\tvitality | \n\t5-0 | \n\tmark5000 | \n\tmark5000 (2d) | \n\tgamesorry (3d) | \n\tgojohn (3d) | \n
\n\n\t| 2015 | \n\tSadaharu | \n\t5-0 | \n\tgamesorry | \n\tSadaharu (9d) | \n\tgamesorry (2d) | \n\tTybalt (1d) | \n
\n\n\t| 2016 | \n\tまいどー(^笑^)/ | \n\t5-0 | \n\tTräumerin | \n\tmicky0427 (6d) | \n\tWinterfell (7d) | \n\tTräumerin (4d) | \n
\n\n\t| 2017 | \n\tSadaharu | \n\t5-0 (∗) | \n\tまいどー(^笑^)/ | \n\tSadaharu (9d) | \n\tKDJ123 (7d) | \n\tPuffin888 (7d) | \n
\n\n\t| 2018 | \n\tSadaharu | \n\t5-0 | \n\tCelebrir [1k] | \n\trzhang20877 [8d] | \n\tbigko [7d] | \n\tNeandertaler [4d] | \n
\n\n\t| 2019 | \n\t | \n\t | \n\t | \n\thusrev [7d] | \n\tbigko [6d] | \n\thankchang1030 [2k] | \n
\n\n\t| 2020 | \n\t | \n\t | \n\t | \n\tWangway [6d] | \n\tNeandertaler [3d] | \n\tYaka_Go [3d] | \n
\n\n\t| 2021 | \n\t | \n\t | \n\t | \n\tBhsd [6d] | \n\tLomis [5d] | \n\tSadaharu [5d] | \n
\n\n\t| 2022 | \n\t | \n\t | \n\t | \n\tsteinkauz7 [6d] | \n\tLomis [5d] | \n\t找借口安静 [4d] | \n
\n\n\t| 2023 | \n\t | \n\t | \n\t | \n\tOngoing: Round 2 | \n\t | \n\t | \n
\n
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\n\n\t| 2010 | \n\tAloril | | | \n\tAloril (3d) | vitality (5d) | KlausP (3d) | \n
\n\n\t| 2011 | \n\tValkyria9 | 5-0 | Aloril | \n\tValkyria9 (4d) | zealot (3d) | devariot (1k) | \n
\n\n\t| 2012 | \n\tValkyria9 | 1-0 | pollemand | \n\tValkyria9 (4d) | pollemand (3d) | Aloril (3d) | \n
\n\n\t| 2015 | \n\tValkyria9 | 3-2 | mark5000 | \n\tValkyria9 (4d) | mark5000 (2d) | Sadaharu (5d) | \n
\n\n\t| 2016 | \n\tValkyria9 | 4-1 | mark5000 | \n\tValkyria9 (4d) | mark5000 (2d) | Sofiam (4k) | \n
\n\n\t| 2017 | \n\tmark5000 | 3-2 | Valkyria9 | \n\tValkyria9 (7d) | mark5000 (6d) | # (5d) | \n
\n\n\t| 2018 | \n\tDeep Scholar | \n\t5-0 | \n\tmark5000 | \n\tDeep Scholar (9d) | Sadaharu (9d) | Valkyria9 (7d) | \n
\n\n\t| 2019 | \n\tSadaharu | 4-1 | Deep Scholar | \n\tSadaharu (9d) | earlgreyhot (9d) | martin3141 (4d) | \n
\n\n\t| 2020 | \n\tmark5000 | 3-2 | Sadaharu | \n\tmark5000 [6d] | nutpenAI [6d] | spicydragon [5d] | \n
\n\n\t| 2021 | \n\t | | | \n\tDeep Scholar [7d] | KataGo-Strong [9d+] | Tenebris [2d] | \n
\n\n\t| 2022 | \n\t | | | \n\tfuseki3 [5d] | Buniu [2d] | adhalanay [2d] | \n
\n\n\t| 2023 | \n\t | | | \n\tSadaharu [5d] | mark5000 [5d] | 找借口安静 [4d] | \n
\n
\n\nNotes: \n- The starting time on this page is an approximation and subject to change. It will be finalized once the announcement is posted in OGS Title Tournaments group and Title Tournament Announcement.\n- Old OGS ranks are displayed for tournaments before 2017. \n- Bots and use of AI are allowed in Alan Turing tournaments.","schedule":null,"title":null,"tournament_type":"s_mcmahon","handicap":0,"rules":"chinese","time_per_move":107733,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":true,"time_increment":86400,"initial_time":604800,"max_time":604800},"is_open":true,"exclude_provisional":false,"group":{"id":515,"name":"OGS Title Tournaments","summary":"Would you like to compete with hundreds of players in epic tournaments and become the Honinbo, Meijin, Kisei, Tianyuan, Mingren or Kuksu? Join us!","require_invitation":false,"is_public":true,"admin_only_tournaments":true,"hide_details":false,"member_count":2998,"icon":"https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png"},"auto_start_on_max":false,"time_start":"2026-07-01T06:00:00Z","players_start":30,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2026-07-01T06:00:19.087485Z","ended":null,"start_waiting":"2026-07-01T06:00:17.358017Z","board_size":9,"active_round":1,"icon":"https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png","player_count":39,"ranked":true}]}