I Vratislav
I was born in 0877 in Praha Czechoslovakia.^1 1 

 Drahomer of Stodar
Drahomer of was born in 0870 in Praha, Czechoslovakia.¹   She died at the age of 67 in 0937.¹ 

 Boleslav I "the Cruel"
Boleslav I "the was born in 0900 in Praha Czechoslovakia.^1 1