Question: who was the ahom king during the battle of saraighat
[{'answer': 'Mir Jumla', 'provenance': [{'wikipedia_id': '1522283', 'title': 'Battle of Saraighat', 'start_paragraph_id': 5, 'start_character': 424, 'end_paragraph_id': 5, 'end_character': 433, 'bleu_score': 1.0, 'section': 'Section::::Background.\n'}]}, {'provenance': [{'wikipedia_id': '1522283', 'title': 'Battle of Saraighat', 'start_paragraph_id': 7, 'start_character': 0, 'end_paragraph_id': 7, 'end_character': 964, 'bleu_score': 0.9866213202385071, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16920428279396433410}, 'section': 'Section::::Ahom preparations for war.\n'}]}]