Question: when was the song i'll be seeing you written
[{'answer': '1938', 'provenance': [{'wikipedia_id': '6976017', 'title': "I'll Be Seeing You (song)", 'start_paragraph_id': 1, 'start_character': 122, 'end_paragraph_id': 1, 'end_character': 126, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]