Question: who publishes a song of ice and fire
[{'answer': 'Bantam Books', 'provenance': [{'wikipedia_id': '12301', 'title': 'A Song of Ice and Fire', 'start_paragraph_id': 19, 'start_character': 353, 'end_paragraph_id': 19, 'end_character': 365, 'bleu_score': 1.0, 'section': 'Section::::Publishing history.:First three novels (1991–2000).\n'}]}]