Question: who was the school shooter in sandy hook
[{'answer': 'Adam Lanza', 'provenance': [{'wikipedia_id': '37930067', 'title': 'Sandy Hook Elementary School shooting', 'start_paragraph_id': 1, 'start_character': 130, 'end_paragraph_id': 1, 'end_character': 140, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '37930067', 'title': 'Sandy Hook Elementary School shooting', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 433, 'bleu_score': 0.7241887806771291, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 9109351049274439220}, 'section': 'Section::::Abstract.'}]}]