List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=-min_ranking&page=711
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

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    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-min_ranking&page=710",
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                "name": "GO Special Tournaments",
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        },
        {
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            },
            "description": "En el fondo no sólo se trata de vencer a los oponentes en el tablero de Go; se trata, sobre todo, de vencerse a uno mismo, momento a momento, día tras día, practicando el arte.",
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                "name": "Kanik",
                "summary": "",
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        },
        {
            "id": 88118,
            "name": "2/4 劉沛祥\t\t周家峻",
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                "id": 818416,
                "username": "傳碁學園",
                "country": "un",
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            },
            "description": "劉沛祥\t\t周家峻",
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                "periods": 2
            },
            "is_open": true,
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                "id": 7533,
                "name": "傳碁 A班",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
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                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2022-04-02T11:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
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            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
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            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
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        },
        {
            "id": 132426,
            "name": "💫 For the beginners 2025 - 003 🐒",
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                "username": "Sipjin",
                "country": "eu",
                "icon": "https://user-uploads.online-go.com/5d60113dc259ac2f8bd5d6e440632725-64.png",
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            },
            "description": "This is for all the beginners, that had no chance to participate in my other tournaments (Look at my group page: https://online-go.com/group/13788 and I'll invite you to join).\n\nI hope you enjoy that tournament mode.\n \nFeel free to contact me and give feedback.\n\nPlease no bots. The use of AI is not allowed.",
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            "group": {
                "id": 13788,
                "name": "Just use your brain 🦧",
                "summary": "A group for players who like to play Go with just their skills (no in-game analysis) and want to train and improve.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": true,
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            },
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            "max_ranking": 15,
            "analysis_enabled": false,
            "exclusivity": "open",
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            "ended": null,
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            "icon": "https://user-uploads.online-go.com/516bbd96baeb702c9fff4dc493ece718-15.png",
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            "ranked": true
        },
        {
            "id": 131620,
            "name": "13x13 Mini League 10k-25k #22",
            "director": {
                "id": 1688153,
                "username": "Mittelmark",
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                "icon": "https://user-uploads.online-go.com/f86d53e1b08ba490783eac759518a835-64.png",
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                },
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                "ui_class": "supporter"
            },
            "description": "A little round robin with 4 games for everyone on a 13x13 board with (not too) relaxed time settings.",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
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                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
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                "initial_time": 432000,
                "max_time": 1209600
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 161,
                "name": "13x13",
                "summary": "Like to play on a 13 x 13 board?",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
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            },
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            "players_start": 5,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
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            "max_ranking": 20,
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        },
        {
            "id": 129663,
            "name": "9x9 Open D.E. Cup #187",
            "director": {
                "id": 1015644,
                "username": "wiadp1",
                "country": "pl",
                "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
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                },
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            },
            "description": "Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/10842",
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            "title": null,
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                "time_increment": 86400,
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                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": false,
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                "id": 3524,
                "name": "9x9 Lovers",
                "summary": "A group for Go players who love the 9x9 board.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
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                "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"
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        },
        {
            "id": 60324,
            "name": "第1期かおり杯名人戦級位リーグ(~1k)",
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                "username": "site_tmp3",
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                },
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            },
            "description": "級位リーグ参加希望の方は、このページのチャット欄に参加希望旨と棋力をご記載くださいm(..)m\n\n棋力に応じて参加者間で対局申請していただく形になります。(このページは大会参加希望者を募るためのみに利用し、実際の対局は、参加者間の対局申請により開始します。詳細は後日案内します。)\n\nなお、人数が多い場合は、棋力によりリーグを分割します(1リーグ8名程度目安)。",
            "schedule": null,
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                "max_time": 259200
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                "id": 2969,
                "name": "かおり杯-World Kaori Cup-",
                "summary": "For every player who enjoy go game",
                "require_invitation": false,
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                "admin_only_tournaments": false,
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        {
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            "name": "19 ხაზიანზე სავარჯიშო ტურნირი",
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                "username": "დათო",
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            "description": "19 ხაზიანზე სავარჯიშო ტურნირი",
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            "is_open": true,
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            "group": {
                "id": 692,
                "name": "Georgia - საქართველოს გოს ფედერაცია",
                "summary": "საქართველოს გოს ფედერაციის ჯგუფში გაწევრიანება შეუძლიათ მხოლოდ საქართველოს  მოქალაქეებს, რომლებიც დარეგისტრირებულები არიან ამ საიტზე და პროფილში მითითებული აქვთ სახელი და გვარი.",
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                "hide_details": false,
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