Question: what position did the uk come in eurovision 2018
[{'answer': '24', 'provenance': [{'wikipedia_id': '52859040', 'title': 'Eurovision Song Contest 2018', 'start_paragraph_id': 50, 'start_character': 35, 'end_paragraph_id': 50, 'end_character': 37, 'bleu_score': 1.0, 'section': 'Section::::Scoreboard.:Semi-final 1.:12 points.\n'}]}]