Question: how many british thermal units are in one ton of cooling
[{'answer': '12,000 Btu / h'}, {'provenance': [{'wikipedia_id': '4495', 'title': 'British thermal unit', 'start_paragraph_id': 31, 'start_character': 0, 'end_paragraph_id': 31, 'end_character': 196, 'bleu_score': 0.650813894136803, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 1507279779248917428}, 'section': 'Section::::Associated units.\n'}]}]