Question: who is the current ruler of the netherlands
[{'answer': 'Willem - Alexander', 'provenance': [{'wikipedia_id': '100384', 'title': 'Willem-Alexander of the Netherlands', 'start_paragraph_id': 127, 'start_character': 5, 'end_paragraph_id': 127, 'end_character': 24, 'bleu_score': 1.0, 'section': 'Section::::Ancestry.\n'}]}, {'provenance': [{'wikipedia_id': '100384', 'title': 'Willem-Alexander of the Netherlands', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 181, 'bleu_score': 0.7997990750994071, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 5878114215674465639}, 'section': 'Section::::Abstract.'}]}]