Question: when did food stamps become part of the farm bill
[{'answer': '1996', 'provenance': [{'wikipedia_id': '659087', 'title': 'Supplemental Nutrition Assistance Program', 'start_paragraph_id': 99, 'start_character': 11, 'end_paragraph_id': 99, 'end_character': 15, 'bleu_score': 1.0, 'section': 'Section::::History.:Later participation milestones.\n'}]}, {'provenance': [{'wikipedia_id': '659087', 'title': 'Supplemental Nutrition Assistance Program', 'start_paragraph_id': 101, 'start_character': 0, 'end_paragraph_id': 101, 'end_character': 142, 'bleu_score': 0.9146912192286941, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16697536038042172564}, 'section': 'Section::::History.:1996 welfare reform and subsequent amendments.\n'}]}]