Question: when did the story to build a fire take place
[{'answer': 'in the Klondike Gold Rush', 'provenance': [{'wikipedia_id': '42978', 'title': 'Jack London', 'start_paragraph_id': 2, 'start_character': 80, 'end_paragraph_id': 2, 'end_character': 105, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '42978', 'title': 'Jack London', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 298, 'bleu_score': 0.7871732712035101, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16179514696991118521}, 'section': 'Section::::Abstract.'}]}]