Question: when did the kokoda war start and end
[{'answer': 'July and November 1942', 'provenance': [{'wikipedia_id': '2098117', 'title': 'Kokoda Track campaign', 'start_paragraph_id': 1, 'start_character': 157, 'end_paragraph_id': 1, 'end_character': 179, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '2098117', 'title': 'Kokoda Track campaign', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 647, 'bleu_score': 0.93053988692734, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 1156060201590693870}, 'section': 'Section::::Abstract.'}]}]