Question: he was the composer of the nationalistic song bayan ko
[{'answer': 'José Alejandrino', 'provenance': [{'wikipedia_id': '7904152', 'title': 'Bayan Ko', 'start_paragraph_id': 1, 'start_character': 193, 'end_paragraph_id': 1, 'end_character': 209, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '7904152', 'title': 'Bayan Ko', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 297, 'bleu_score': 0.9569637990759251, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 9441141739171302926}, 'section': 'Section::::Abstract.'}]}]