Question: when was the national toy hall of fame opened
[{'answer': 'Established in 1998', 'provenance': [{'wikipedia_id': '1165341', 'title': 'National Toy Hall of Fame', 'start_paragraph_id': 1, 'start_character': 415, 'end_paragraph_id': 1, 'end_character': 434, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '1165341', 'title': 'National Toy Hall of Fame', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 698, 'bleu_score': 0.9594798946546471, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 1134060481838911080}, 'section': 'Section::::Abstract.'}]}]