Question: where does a male dog enter a female dog
[{'answer': 'vagina', 'provenance': [{'wikipedia_id': '5740890', 'title': 'Canine reproduction', 'start_paragraph_id': 8, 'start_character': 308, 'end_paragraph_id': 8, 'end_character': 314, 'bleu_score': 1.0, 'section': 'Section::::The reproductive cycle.:Female cycle.\n'}]}, {'provenance': [{'wikipedia_id': '5740890', 'title': 'Canine reproduction', 'start_paragraph_id': 16, 'start_character': 0, 'end_paragraph_id': 16, 'end_character': 649, 'bleu_score': 0.982060959997838, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14986388389351332754}, 'section': 'Section::::Copulation.\n'}]}]