Question: where was the oklahoma city bombing trial held
[{'answer': 'Denver , Colorado', 'provenance': [{'wikipedia_id': '22467', 'title': 'Oklahoma City bombing', 'start_paragraph_id': 69, 'start_character': 806, 'end_paragraph_id': 69, 'end_character': 823, 'bleu_score': 1.0, 'section': 'Section::::Trials and sentencing of the conspirators.\n'}]}, {'provenance': [{'wikipedia_id': '22467', 'title': 'Oklahoma City bombing', 'start_paragraph_id': 69, 'start_character': 0, 'end_paragraph_id': 69, 'end_character': 997, 'bleu_score': 0.946960985962754, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17474898476584997203}, 'section': 'Section::::Trials and sentencing of the conspirators.\n'}]}]