Question: who redefined the periodic table as being organized by atomic number not atomic weight
[{'answer': 'English physicist Henry Moseley', 'provenance': [{'wikipedia_id': '619795', 'title': 'History of the periodic table', 'start_paragraph_id': 34, 'start_character': 98, 'end_paragraph_id': 34, 'end_character': 129, 'bleu_score': 1.0, 'section': 'Section::::Atomic theory and isotopes.\n'}]}]