Complex sentence: When the Lurn dynasty became extinct in 1135, the Counts of Ortenburg received large estates stretching from Möllbrücke down the Drava Valley to Rennstein near Villach, they also held possessions in the Gegend Valley around Afritz.
Split into simpler sentences: When the Lurn dynasty became extinct in 1135, the Counts of Ortenburg received large estates stretching from Möllbrücke down the Drava Valley to Rennstein near Villach. They also held possessions in the Gegend Valley around Afritz.