List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=-handicap&page=5928
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

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            "name": "Friso1990's mini-tournament",
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                "id": 78,
                "name": "OGS Mini Tournaments",
                "summary": "The home for all of the old OGS mini tournaments",
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            "player_count": 0,
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        },
        {
            "id": 60182,
            "name": "Very fast tournament - France en mai 2020",
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                "id": 654832,
                "username": "OldLion",
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                "name": "France Go Players",
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            "name": "clasificación final",
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                "id": 4667,
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            "name": "Play all",
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            "description": "Please play all games do not timeout, and have fun. GOOD LUCK EVERYONE!",
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                "id": 43,
                "name": "Kyu Level Study Group",
                "summary": "A group for kyu level players! Join, play tournaments, and have fun. Thanks for being a part of our community!",
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            "id": 123825,
            "name": "Handicap Arena 2025 - 002",
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                "username": "Gia",
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            "description": "Part of an arena tournament. For details, rules and arena-standings see the group page.\n\nThe tournament will start as soon as there are 5 players.",
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        {
            "id": 79469,
            "name": "Swiss with auto handicaps 9x9",
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                "username": "amateurplaying",
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            "description": "Swiss 9x9 long correspondence games with automatic handicaps",
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                "name": "Unusual boards",
                "summary": "Group for those who love playing on unusual boards like 10x10, 2x25, 7x14 and so on...",
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            "id": 69932,
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            "description": "This is the weekend tournament for the BG discord",
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                "name": "BeginnerGo",
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            "description": "henry and daddy games",
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        {
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            "description": "This is a tournament open to all ranks, with automatic handicap (thought I'd try one of those :-) ). \n\nSimple 2 days per move. \n\nVacation and pause NOT ALLOWED, you will be disqualified without prior notice.",
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