["task_categories:text-generation", "language:ru", "size_categories:1M<n<10M", "region:us"]
[{"name": "url", "dtype": "string"}, {"name": "text", "dtype": "string"}, {"name": "title", "dtype": "string"}, {"name": "source", "dtype": "string"}, {"name": "timestamp", "dtype": "uint64"}]