Input (grade 13): It was addressed to Ayaan Hirsi Ali and called for a jihad against kafir (kafir is an Arabic word for unbeliever) against America, Europe, the Netherlands, and Hirsi Ali herself.
Output (grade 6): It was addressed to Ayaan Hirsi Ali and called for jihad against kafir. The letter was also against America, Europe, the Netherlands, and Hirsi Ali herself.