code: def process_table(fname):
      
      book = openpyxl.load_workbook(fname, read_only=True)
      try:
          rel_sheet = book['Relations']
      except Exception as e:
          rel_sheet = book['Causal']
      event_sheet = book['Events']
      entities_sheet = book['Entities']
      sp = SofiaExcelProcessor(rel_sheet.rows, event_sheet.rows,
                               entities_sheet.rows)
      return sp
docs: Return processor by processing a given sheet of a spreadsheet file.
  
      Parameters
      ----------
      fname : str
          The name of the Excel file (typically .xlsx extension) to process
  
      Returns
      -------
      sp : indra.sources.sofia.processor.SofiaProcessor
          A SofiaProcessor object which has a list of extracted INDRA
          Statements as its statements attribute.