Question: who was the reigning monarch on christmas day in 1558
[{'answer': 'Elizabeth I', 'provenance': [{'wikipedia_id': '1550265', 'title': 'List of monarchs in Britain by length of reign', 'start_paragraph_id': 2, 'start_character': 6, 'end_paragraph_id': 2, 'end_character': 17, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]