Pfalgraf  Friedrich II of Saxony
Friedrich was born about 1055.  He died on February 5th, 1087.

 Adelheid von Stade
Adelheid was born about 1065 in Dresden, Saxony.  She died on November 17th, 1110.

 Count Palatine Friedrich of Saxony
Friedrich was born in 1085 in Saxony, Germany.  He died at the age of 40 in 1125.