Question: when was the first horrid henry book written
[{'answer': 'published in 1994', 'provenance': [{'wikipedia_id': '36637188', 'title': 'Horrid Henry (book)', 'start_paragraph_id': 1, 'start_character': 68, 'end_paragraph_id': 1, 'end_character': 85, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': '1994', 'provenance': [{'wikipedia_id': '36637188', 'title': 'Horrid Henry (book)', 'start_paragraph_id': 1, 'start_character': 81, 'end_paragraph_id': 1, 'end_character': 85, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'in 1994', 'provenance': [{'wikipedia_id': '36637188', 'title': 'Horrid Henry (book)', 'start_paragraph_id': 1, 'start_character': 78, 'end_paragraph_id': 1, 'end_character': 85, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '36637188', 'title': 'Horrid Henry (book)', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 257, 'bleu_score': 0.9569637990759251, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 10533956218599573698}, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '36637188', 'title': 'Horrid Henry (book)', 'section': 'Section::::Abstract.', 'start_paragraph_id': 1, 'end_paragraph_id': 1, 'meta': {'evidence_span': ['Horrid Henry is the first book of the "Horrid Henry" series. It was published in 1994 and written by Francesca Simon and illustrated by Tony Ross.', 'Horrid Henry is the first book of the "Horrid Henry" series. It was published in 1994 and written by Francesca Simon and illustrated by Tony Ross. The book is a collection of short stories about the same characters, along the lines of the Just William books.', 'Horrid Henry is the first book of the "Horrid Henry" series. It was published in 1994 and written by Francesca Simon and illustrated by Tony Ross']}}]}]