Question: who sings song at the end of beauty and the beast
[{'answer': 'Josh Groban', 'provenance': [{'wikipedia_id': '52926144', 'title': 'Beauty and the Beast (2017 soundtrack)', 'start_paragraph_id': 4, 'start_character': 184, 'end_paragraph_id': 4, 'end_character': 195, 'bleu_score': 1.0, 'section': 'Section::::Track listing.\n'}]}, {'provenance': [{'wikipedia_id': '52926144', 'title': 'Beauty and the Beast (2017 soundtrack)', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 0, 'bleu_score': 1.0, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 687883014453980369}, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '52926144', 'title': 'Beauty and the Beast (2017 soundtrack)', 'section': 'Section::::Track listing.\n', 'start_paragraph_id': 4, 'end_paragraph_id': 4, 'meta': {'evidence_span': ['and Josh Groban\'s "Evermore"', "Josh Groban's", 'The Spotify version of the album instead opens with Celine Dion\'s "How Does a Moment Last Forever", followed by Ariana Grande and John Legend\'s "Beauty and the Beast", and Josh Groban\'s "Evermore", with the rest of the songs in the same order.']}}]}, {'provenance': [{'wikipedia_id': '53588610', 'title': 'Evermore (Beauty and the Beast song)', 'section': 'Section::::Abstract.', 'start_paragraph_id': 2, 'end_paragraph_id': 2, 'meta': {'evidence_span': ["while Groban's cover is played during the film's closing credits.", "when the film's soundtrack was released online, while Groban's cover is played during the film's closing credits"]}}]}]