Question: who is the singer in alan walker's faded
[{'answer': 'Iselin Solheim', 'provenance': [{'wikipedia_id': '49031279', 'title': 'Faded (Alan Walker song)', 'start_paragraph_id': 1, 'start_character': 127, 'end_paragraph_id': 1, 'end_character': 141, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '49031279', 'title': 'Faded (Alan Walker song)', 'start_paragraph_id': 6, 'start_character': 0, 'end_paragraph_id': 6, 'end_character': 182, 'bleu_score': 0.862701377100601, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 5365165574644157547}, 'section': 'Section::::Background.\n'}]}]