Question: how many votes in senate needed to confirm supreme court justice
[{'answer': 'A simple majority', 'provenance': [{'wikipedia_id': '24827215', 'title': 'Appointment and confirmation to the Supreme Court of the United States', 'start_paragraph_id': 11, 'start_character': 106, 'end_paragraph_id': 11, 'end_character': 123, 'bleu_score': 1.0, 'section': 'Section::::Confirmation.\n'}]}]