Question: when did the palestinian and israeli conflict start
[{'answer': '1948', 'provenance': [{'wikipedia_id': '562592', 'title': 'History of the Israeli–Palestinian conflict', 'start_paragraph_id': 1, 'start_character': 103, 'end_paragraph_id': 1, 'end_character': 107, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '562592', 'title': 'History of the Israeli–Palestinian conflict', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 107, 'bleu_score': 0.8914703664390791, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14840228168428526536}, 'section': 'Section::::Abstract.'}]}]