Question: the mass emigration of the irish in the mid-19th century was primarily a result of
[{'answer': 'the Great Irish Famine', 'provenance': [{'wikipedia_id': '46284800', 'title': 'Irish Americans', 'start_paragraph_id': 24, 'start_character': 63, 'end_paragraph_id': 24, 'end_character': 85, 'bleu_score': 1.0, 'section': 'Section::::Irish immigration to the United States.:Mid-19th century and later.\n'}]}, {'provenance': [{'wikipedia_id': '46284800', 'title': 'Irish Americans', 'start_paragraph_id': 24, 'start_character': 0, 'end_paragraph_id': 24, 'end_character': 132, 'bleu_score': 0.6516912510356431, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 917941913412986639}, 'section': 'Section::::Irish immigration to the United States.:Mid-19th century and later.\n'}]}]