Question: what element is named after the russian chemist who arranged the periodic table
[{'answer': 'mendelevium', 'provenance': [{'wikipedia_id': '60633', 'title': 'Dmitri Mendeleev', 'start_paragraph_id': 57, 'start_character': 25, 'end_paragraph_id': 57, 'end_character': 36, 'bleu_score': 1.0, 'section': 'Section::::Commemoration.\n'}]}]