Question: when was the new giant species of spitting cobra found in kenya
[{'answer': '2007', 'provenance': [{'wikipedia_id': '14606713', 'title': 'Naja ashei', 'start_paragraph_id': 13, 'start_character': 262, 'end_paragraph_id': 13, 'end_character': 266, 'bleu_score': 1.0, 'section': 'Section::::Taxonomy.\n'}]}, {'provenance': [{'wikipedia_id': '14606713', 'title': 'Naja ashei', 'start_paragraph_id': 13, 'start_character': 0, 'end_paragraph_id': 13, 'end_character': 662, 'bleu_score': 0.933792591768927, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 2100045269334644820}, 'section': 'Section::::Taxonomy.\n'}]}]