Question: when was the first episode of general hospital aired
[{'answer': 'April 1 , 1963', 'provenance': [{'wikipedia_id': '716091', 'title': 'General Hospital', 'start_paragraph_id': 7, 'start_character': 75, 'end_paragraph_id': 7, 'end_character': 89, 'bleu_score': 1.0, 'section': 'Section::::Show history.:Origins.\n'}]}, {'provenance': [{'wikipedia_id': '716091', 'title': 'General Hospital', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 836, 'bleu_score': 0.792223635117364, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 8846699868664161111}, 'section': 'Section::::Abstract.'}]}]