List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=-players_start&page=424
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
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                "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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            "description": "-STARTS WHEN FULL. - Does NOT pause on the weekend.\n\n-Just one round. Ten players, nine games, Chinese Rules\n\n-If this suits you then, Bonne Partie. :)\n\n-This is a ‘Fast Correspondence Tournament’. Please, avoid delaying your games using the vacation feature or pause. If that’s the case, the tournament director may call the game for your opponent (always with previous notice).",
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                "summary": "9x9 Go!",
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            "description": "Part of an arena tournament - 2025. For details, rules and arena-standings see the group page.\n\nThe tournament will start as soon as it is full (10 players).",
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            "description": "All players welcome. 10 players. Starts only when full.\n\nNew Zealand rules. 9x9 board. Handicap games. Round robin.\n\nFor more tournaments and ladders with New Zealand rules: <https://online-go.com/group/14024>",
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            "name": "Show Today BLYAAAA 2",
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                "summary": "A group for Go players who love the 9x9 board.",
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