Question: who was the first chief justice of the high court of kerala
[{'answer': 'Justice K.T. Koshi'}, {'provenance': [{'wikipedia_id': '2604440', 'title': 'Kerala High Court', 'start_paragraph_id': 14, 'start_character': 0, 'end_paragraph_id': 14, 'end_character': 682, 'bleu_score': 0.9612260133949071, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 3333225392610550894}, 'section': 'Section::::History of judicial system in the State of Kerala.:Establishment of High Court of Kerala.\n'}]}]