"_*cat_*&_*dog_*&_{5,15}")
you can match a string by repeatedly taking derivatives for each character. when you’ve consumed the entire input, you check if the resulting regex accepts the empty string (is “nullable”). if yes, the original string matched.
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Пасторы совершили коллективную молитву за Трампа01:33
{"input": "OpenAI released GPT-4 in March 2023.", "output": {"entities": {"company": ["OpenAI"], "model": ["GPT-4"], "date": ["March 2023"]}}}