sentences:  In connection with the Münchweiler Tal, the village of Börsborn was mentioned in documents repeatedly.Through Georg I von der Leyen's marriage to Eva von Mauchenheim in 1456, the House of Leyen came into ownership of holdings in the Bliesgau, and once it had taken charge of an inheritance in 1486, it also acquired ownership of a share in Blieskastel Castle.At the same time, Abbot Ulrich of the Hornbach Monastery granted Jörge von der Leyen, a "Burgmann" at Castle Lautern, the Münchweiler Tal.