Question: where does the chunnel cross the english channel
[{'answer': 'at the Strait of Dover', 'provenance': [{'wikipedia_id': '5702', 'title': 'Channel Tunnel', 'start_paragraph_id': 1, 'start_character': 196, 'end_paragraph_id': 1, 'end_character': 218, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]