def task_2(str)
  result = []
  str.each_line do |x|
    ip = x[/^.* - -/]
    datetime = x[/[\[].*[\]]/]
    address = x[/T .* H/]
    if !ip.nil? && !datetime.nil? && !address.nil?
      result << datetime[1..-2] + ' FROM: ' + ip[0..-4] + 'TO:' + address[1..-3]
    end
  end
  result
end