Question: who's singing for britain in eurovision 2018
[{'answer': 'SuRie', 'provenance': [{'wikipedia_id': '55750377', 'title': 'United Kingdom in the Eurovision Song Contest 2018', 'start_paragraph_id': 1, 'start_character': 511, 'end_paragraph_id': 1, 'end_character': 516, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '55750377', 'title': 'United Kingdom in the Eurovision Song Contest 2018', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 542, 'bleu_score': 0.9020396544577871, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 4005174328941251248}, 'section': 'Section::::Abstract.'}]}]