Question: on what peninsula was the mayan civilization based
[{'answer': 'the Yucatán Peninsula', 'provenance': [{'wikipedia_id': '18449273', 'title': 'Maya civilization', 'start_paragraph_id': 1, 'start_character': 520, 'end_paragraph_id': 1, 'end_character': 541, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '18449273', 'title': 'Maya civilization', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 736, 'bleu_score': 0.8770976803629401, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 15071715640289231943}, 'section': 'Section::::Abstract.'}]}]