Question: who sang i want to teach the world to sing
[{'answer': 'The New Seekers', 'provenance': [{'wikipedia_id': '154101', 'title': "I'd Like to Teach the World to Sing (In Perfect Harmony)", 'start_paragraph_id': 2, 'start_character': 81, 'end_paragraph_id': 2, 'end_character': 96, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'The Hillside Singers', 'provenance': [{'wikipedia_id': '154101', 'title': "I'd Like to Teach the World to Sing (In Perfect Harmony)", 'start_paragraph_id': 1, 'start_character': 211, 'end_paragraph_id': 1, 'end_character': 231, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '154101', 'title': "I'd Like to Teach the World to Sing (In Perfect Harmony)", 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 240, 'bleu_score': 0.7762215511036501, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 5567892343551482251}, 'section': 'Section::::Abstract.'}]}]