book = Spreadsheet.open( ARGV.join(' '))
  sheet1 = book.worksheet 0
  sheet1.each 1 do |row|
    break if row[0] == nil
    x = row[0].to_s
    y = row[5].to_s
    z = row[6].to_s
    zz = row[7].to_s
  end

# I need to put those variables somewhere so that I can put them in a new worksheet output file
newbook = Spreadsheet::Workbook.new
newsheet1 = newbook.create_worksheet