Question: who does the jack represent in a deck of cards
[{'answer': 'a male servant of royalty', 'provenance': [{'wikipedia_id': '500961', 'title': 'Jack (playing card)', 'start_paragraph_id': 4, 'start_character': 85, 'end_paragraph_id': 4, 'end_character': 110, 'bleu_score': 1.0, 'section': 'Section::::History.\n'}]}, {'provenance': [{'wikipedia_id': '500961', 'title': 'Jack (playing card)', 'start_paragraph_id': 4, 'start_character': 0, 'end_paragraph_id': 4, 'end_character': 1321, 'bleu_score': 0.9912851953131591, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 10814768732112121949}, 'section': 'Section::::History.\n'}]}]