Question: who is opening for shawn mendes illuminate world tour
[{'answer': 'Charlie Puth', 'provenance': [{'wikipedia_id': '51613487', 'title': 'Illuminate World Tour', 'start_paragraph_id': 4, 'start_character': 22, 'end_paragraph_id': 4, 'end_character': 34, 'bleu_score': 1.0, 'section': 'Section::::Background and development.\n'}]}, {'provenance': [{'wikipedia_id': '51613487', 'title': 'Illuminate World Tour', 'start_paragraph_id': 4, 'start_character': 0, 'end_paragraph_id': 4, 'end_character': 189, 'bleu_score': 0.9451524926983921, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 15383111718190126058}, 'section': 'Section::::Background and development.\n'}]}]