Question: how many senators are there in washington state
[{'answer': '49', 'provenance': [{'wikipedia_id': '4741287', 'title': 'Washington State Senate', 'start_paragraph_id': 1, 'start_character': 105, 'end_paragraph_id': 1, 'end_character': 107, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '4741287', 'title': 'Washington State Senate', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 244, 'bleu_score': 0.9493253852526031, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 5137302314871092080}, 'section': 'Section::::Abstract.'}]}]