_Siemowit I PIAST _______+ | (1224 - 1262) _Boleslaw II PIAST ______________| | (1253 - 1313) | | |_Pereyaslava of RURIK ___ | (.... - 1283) _Trojden PIAST ______| | (1284 - 1340) | | | _Traidenis MINDAUGAS ____ | | | (.... - 1282) | |_Gaudemunda Sophia of MINDAUGAS _| | (1260 - 1288) | | |_________________________ | | |--Siemowit III PIAST | (1320 - 1381) | _Leo I Danylovych RURIK _+ | | (1228 - 1301) | _Yuri I Levanovich RURIK ________| | | (1252 - 1307) | | | |_Constance of ÁRPÁD ___+ | | (1237 - 1302) |_Maria of RURIK _____| (1293 - 1340) | | _________________________ | | |_________________________________| | |_________________________