Question: what was the purpose in building the missions
[{'answer': 'to evangelize the Native Americans', 'provenance': [{'wikipedia_id': '59453', 'title': 'Spanish missions in California', 'start_paragraph_id': 1, 'start_character': 213, 'end_paragraph_id': 1, 'end_character': 247, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '59453', 'title': 'Spanish missions in California', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 445, 'bleu_score': 0.9731482306711111, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 9548819294933987254}, 'section': 'Section::::Abstract.'}]}]