Question: when did the philippines declare its independence from spain
[{'answer': 'June 12 , 1898'}, {'provenance': [{'wikipedia_id': '1583733', 'title': 'Philippine Declaration of Independence', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 456, 'bleu_score': 0.655305596375171, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 6796513837301747978}, 'section': 'Section::::Abstract.'}]}]