Question: who was responsible for bombing the spanish town of guernica
[{'answer': "Francisco Franco 's nationalist government"}, {'provenance': [{'wikipedia_id': '731923', 'title': 'Bombing of Guernica', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 440, 'bleu_score': 0.7910229679932991, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 8662820365173262406}, 'section': 'Section::::Abstract.'}]}]