Question: who was the god of fire greek mythology
[{'answer': 'Hephaestus', 'provenance': [{'wikipedia_id': '49298697', 'title': 'List of fire gods', 'start_paragraph_id': 69, 'start_character': 12, 'end_paragraph_id': 69, 'end_character': 22, 'bleu_score': 1.0, 'section': 'Section::::European mythology.:Greek mythology.\n'}]}]