Jan Jentjes de Vries from Ypecolsga bought the 4 year old mare, Prinses. Her dam was unregistered and her sire was Prins 109. She became the patriarch of Line 19 in the Merriestammen, the line known as the de Vries Line. Her colt became the studbook stallion Theunis 125. Her daughter, Simontje (sire Danillo) became model-preferent. Simontje 1328 was the dam of approved stallion Obscurant 150.

https://www.kfps-hengste.de/offspring.php?lang=nl&num=125&onum=190930110.000&view=limit