Question: how much of the uks energy is renewable
[{'answer': '29.8 %'}, {'provenance': [{'wikipedia_id': '12593441', 'title': 'Renewable energy in the United Kingdom', 'start_paragraph_id': 21, 'start_character': 0, 'end_paragraph_id': 21, 'end_character': 285, 'bleu_score': 0.527818468727771, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17882667494477953887}, 'section': 'Section::::History.:Modern era.\n'}]}]