Question: who's opening for justin timberlake in chicago
[{'answer': 'The Shadowboxers', 'provenance': [{'wikipedia_id': '56249293', 'title': 'The Man of the Woods Tour', 'start_paragraph_id': 16, 'start_character': 951, 'end_paragraph_id': 16, 'end_character': 967, 'bleu_score': 1.0, 'section': 'Section::::Critical reception.\n'}]}]