Question: which bonds are created during the formation of a fat
[{'answer': 'ester bonds', 'provenance': [{'wikipedia_id': '9568579', 'title': 'Fatty acid synthesis', 'start_paragraph_id': 1, 'start_character': 413, 'end_paragraph_id': 1, 'end_character': 424, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '9568579', 'title': 'Fatty acid synthesis', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 955, 'bleu_score': 0.9867102250666441, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 2482279853191219478}, 'section': 'Section::::Abstract.'}]}]