Question: what are two systems of courts in the united states
[{'answer': 'federal courts', 'provenance': [{'wikipedia_id': '17878253', 'title': 'List of courts of the United States', 'start_paragraph_id': 1, 'start_character': 119, 'end_paragraph_id': 1, 'end_character': 133, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'territorial courts', 'provenance': [{'wikipedia_id': '17878253', 'title': 'List of courts of the United States', 'start_paragraph_id': 1, 'start_character': 303, 'end_paragraph_id': 1, 'end_character': 321, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '17878253', 'title': 'List of courts of the United States', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 468, 'bleu_score': 0.9731482306711111, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 11086501180582069352}, 'section': 'Section::::Abstract.'}]}]