Przemyslas I Piast & Elizabeth Von Schlesien 
Przemyslas I and Elizabeth Von were married in a religious ceremony in 1244. They had a son and a daughter, named Przemyslas II and Constance.
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Children
Przemyslas II Piast
Przemyslas II was born on October 14th, 1257. He died at the age of 38 on February 8th, 1296.