Question: who won this past season of america's got talent
[{'answer': 'Magician Shin Lim', 'provenance': [{'wikipedia_id': '4829129', 'title': "America's Got Talent", 'start_paragraph_id': 67, 'start_character': 693, 'end_paragraph_id': 67, 'end_character': 710, 'bleu_score': 1.0, 'section': 'Section::::Season synopses.:Season 13 (2018).\n'}]}]