Question: who wrote the song when will i see you again
[{'answer': 'Kenny Gamble and Leon Huff', 'provenance': [{'wikipedia_id': '7759386', 'title': 'When Will I See You Again', 'start_paragraph_id': 1, 'start_character': 178, 'end_paragraph_id': 1, 'end_character': 204, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '7759386', 'title': 'When Will I See You Again', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 255, 'bleu_score': 0.7319360940552291, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 1371394742498748863}, 'section': 'Section::::Abstract.'}]}]