Question: who is the speaker of punjab vidhan sabha
[{'answer': 'Rana K.P. Singh'}, {'provenance': [{'wikipedia_id': '5756935', 'title': 'Punjab Legislative Assembly', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 452, 'bleu_score': 0.8214353357806331, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 11644779676660728528}, 'section': 'Section::::Abstract.'}]}]