Question: when was the kingdom of saudi arabia established
[{'answer': '1932', 'provenance': [{'wikipedia_id': '349303', 'title': 'Saudi Arabia', 'start_paragraph_id': 4, 'start_character': 210, 'end_paragraph_id': 4, 'end_character': 214, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '349303', 'title': 'Saudi Arabia', 'start_paragraph_id': 4, 'start_character': 0, 'end_paragraph_id': 4, 'end_character': 952, 'bleu_score': 0.7778934228335911, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16363840484731594223}, 'section': 'Section::::Abstract.'}]}]