@validate_call
	def store_extracted(self, data:RiddleData, extracted:ExtractedData) -> str:
		"""
			Stores the newly extracted data (in `extracted`) from `data` (i.e., `data.file_plain`) 
			and returns the filename to use in `data.file_extracted`.
		"""

		path_name = data.file_plain[:data.file_plain.rfind('.')]
		
		candidate = "{}.json".format(path_name)
		cnt = 0
		while os.path.isfile(candidate):
			cnt += 1
			candidate = "{}-{}.json".format(path_name, cnt)

		with open(candidate, 'w+') as f:
			f.write(extracted.model_dump_json())

		return candidate