Question: when did mexico's quest for independence begin
[{'answer': '1810', 'provenance': [{'wikipedia_id': '785587', 'title': 'Mexican War of Independence', 'start_paragraph_id': 1, 'start_character': 267, 'end_paragraph_id': 1, 'end_character': 271, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]