Question: who created the cave paintings of altamira spain
[{'answer': 'Human occupants of the site', 'provenance': [{'wikipedia_id': '402418', 'title': 'Cave of Altamira', 'start_paragraph_id': 6, 'start_character': 351, 'end_paragraph_id': 6, 'end_character': 378, 'bleu_score': 1.0, 'section': 'Section::::Description.\n'}]}, {'provenance': [{'wikipedia_id': '402418', 'title': 'Cave of Altamira', 'start_paragraph_id': 6, 'start_character': 0, 'end_paragraph_id': 6, 'end_character': 744, 'bleu_score': 0.912147189997437, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 6165382348615410423}, 'section': 'Section::::Description.\n'}]}]