Complex sentence: The building on Schlössleinsbuck was originally intended for use as a refuge, in the 11 th or 12 th century it was expanded by the lords of Lentersheim and adapted as a well-fortified knight's castle.
Split into simpler sentences: The building on Schlössleinsbuck was intended for use as a refuge. In the 11 th or 12 th century it was expanded by the lords of Lentersheim and adapted as a well-fortified knight's castle.