Question: who was picked number 1 in the nba draft
[{'answer': 'Deandre Ayton', 'provenance': [{'wikipedia_id': '737534', 'title': 'List of first overall NBA draft picks', 'start_paragraph_id': 4, 'start_character': 616, 'end_paragraph_id': 4, 'end_character': 629, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '737534', 'title': 'List of first overall NBA draft picks', 'start_paragraph_id': 4, 'start_character': 0, 'end_paragraph_id': 4, 'end_character': 966, 'bleu_score': 0.9868845362499331, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 1009578569797001949}, 'section': 'Section::::Abstract.'}]}]