Question: where did the moors who invaded spain come from
[{'answer': 'North Africa', 'provenance': [{'wikipedia_id': '45127', 'title': 'Moors', 'start_paragraph_id': 2, 'start_character': 245, 'end_paragraph_id': 2, 'end_character': 257, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '45127', 'title': 'Moors', 'start_paragraph_id': 4, 'start_character': 0, 'end_paragraph_id': 4, 'end_character': 255, 'bleu_score': 0.8977528478480281, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 12874178708207736475}, 'section': 'Section::::Abstract.'}]}]