Question: who gave the famous slogan jai jawan jai kisan
[{'answer': 'Lal Bahadur Shastri', 'provenance': [{'wikipedia_id': '12128375', 'title': 'Jai Jawan Jai Kisan', 'start_paragraph_id': 1, 'start_character': 76, 'end_paragraph_id': 1, 'end_character': 95, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '12128375', 'title': 'Jai Jawan Jai Kisan', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 150, 'bleu_score': 0.692981874417656, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 8305959676006787649}, 'section': 'Section::::Abstract.'}]}]