Question: how many supreme court justices were there originally
[{'answer': 'six', 'provenance': [{'wikipedia_id': '31737', 'title': 'Supreme Court of the United States', 'start_paragraph_id': 8, 'start_character': 150, 'end_paragraph_id': 8, 'end_character': 153, 'bleu_score': 1.0, 'section': 'Section::::History.\n'}]}]