Question: portion of browser software that reads and executes javascript
[{'answer': 'A JavaScript engine', 'provenance': [{'wikipedia_id': '1770496', 'title': 'JavaScript engine', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 19, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]