Father : Trojden I PIAST #85412
Mother : Maria Yurievna of RURIK #68262
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_Siemowit I PIAST ________________+ | (1224 - 1262) _Boleslaw II PIAST ______________| | (1253 - 1313) | | |_Pereyaslava Daniilovna of RURIK _+ | (.... - 1283) _Trojden I PIAST _________| | (1284 - 1340) | | | _Traidenis MINDAUGAS _____________ | | | (.... - 1282) | |_Gaudemunda Sophia of MINDAUGAS _| | (1260 - 1288) | | |__________________________________ | | |--Euphemia of PIAST | (1312 - 1373) | _Leo I Daniilovich RURIK _________+ | | (1228 - 1301) | _Yuri I Levanovich RURIK ________| | | (1252 - 1307) | | | |_Constance of ÁRPÁD ____________+ | | (1237 - 1302) |_Maria Yurievna of RURIK _| (1293 - 1340) | | _Casimir I PIAST _________________+ | | (1211 - 1267) |_Euphemia of PIAST ______________| (1265 - 1307) | |_Euphrosyne of PIAST _____________+ (1228 - 1292)