Question: when did the philadelphia eagles last win the super bowl
[{'answer': 'Super Bowl LII', 'provenance': [{'wikipedia_id': '23339', 'title': 'Philadelphia Eagles', 'start_paragraph_id': 1, 'start_character': 275, 'end_paragraph_id': 1, 'end_character': 289, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '23339', 'title': 'Philadelphia Eagles', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 365, 'bleu_score': 0.674968758058559, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 5480630511706216538}, 'section': 'Section::::Abstract.'}]}]