Question: what is the current membership of the labour party
[{'answer': '552,000 full members', 'provenance': [{'wikipedia_id': '19279158', 'title': 'Labour Party (UK)', 'start_paragraph_id': 125, 'start_character': 309, 'end_paragraph_id': 125, 'end_character': 329, 'bleu_score': 1.0, 'section': 'Section::::Constitution and structure.:Membership and registered supporters.\n'}]}, {'provenance': [{'wikipedia_id': '19279158', 'title': 'Labour Party (UK)', 'start_paragraph_id': 125, 'start_character': 0, 'end_paragraph_id': 125, 'end_character': 448, 'bleu_score': 0.7766673705974341, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 325702833514184258}, 'section': 'Section::::Constitution and structure.:Membership and registered supporters.\n'}]}]