Question: when was the last time the eagles went to the nfc championship
[{'answer': '2017', 'provenance': [{'wikipedia_id': '1585112', 'title': 'NFC Championship Game', 'start_paragraph_id': 29, 'start_character': 109, 'end_paragraph_id': 29, 'end_character': 113, 'bleu_score': 1.0, 'section': 'Section::::NFC Championship Game records.\n'}]}]