_Zvinitsa KRUM ______+ | _Presian I KRUM _____| | | | |_____________________ | _Boris I KRUM _______| | (.... - 0907) | | | _____________________ | | | | |_____________________| | | | |_____________________ | | |--Gavrail KRUM | | _____________________ | | | _____________________| | | | | | |_____________________ | | |_Maria of UNKNOWN ___| | | _____________________ | | |_____________________| | |_____________________