Question: how many fronts did germany fight in ww2
[{'answer': 'two', 'provenance': [{'wikipedia_id': '1762526', 'title': 'Two-front war', 'start_paragraph_id': 1, 'start_character': 27, 'end_paragraph_id': 1, 'end_character': 30, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '1762526', 'title': 'Two-front war', 'start_paragraph_id': 12, 'start_character': 0, 'end_paragraph_id': 12, 'end_character': 612, 'bleu_score': 0.92715233301855, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 7468348652226087677}, 'section': 'Section::::World War II.\n'}]}]