Question: who pays the most income tax in europe
[{'answer': 'Portugal', 'provenance': [{'wikipedia_id': '11015873', 'title': 'Tax rates in Europe', 'start_paragraph_id': 29, 'start_character': 11, 'end_paragraph_id': 29, 'end_character': 19, 'bleu_score': 1.0, 'section': 'Section::::Per country information: income tax bands.:Netherlands.\n'}]}]