Question: when was the first littlest pet shop made
[{'answer': '1992', 'provenance': [{'wikipedia_id': '3665963', 'title': 'Littlest Pet Shop', 'start_paragraph_id': 5, 'start_character': 14, 'end_paragraph_id': 5, 'end_character': 18, 'bleu_score': 1.0, 'section': 'Section::::Kenner Toys (1990s).\n'}]}, {'provenance': [{'wikipedia_id': '3665963', 'title': 'Littlest Pet Shop', 'start_paragraph_id': 5, 'start_character': 0, 'end_paragraph_id': 5, 'end_character': 142, 'bleu_score': 0.717897081814289, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 12342609299721777199}, 'section': 'Section::::Kenner Toys (1990s).\n'}]}]