Question: when did conflict start in israel and palestine
[{'answer': '1920', 'provenance': [{'wikipedia_id': '562592', 'title': 'History of the Israeli–Palestinian conflict', 'start_paragraph_id': 2, 'start_character': 106, 'end_paragraph_id': 2, 'end_character': 110, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '562592', 'title': 'History of the Israeli–Palestinian conflict', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 236, 'bleu_score': 0.855530866466304, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16573777056021602090}, 'section': 'Section::::Abstract.'}]}]