sentences:  Since Ruppertsweiler was not mentioned here, it might well already have vanished.Today's Frohnbacher Hof in the south of the "Ortsteil" of Frohnbach arose in the late 18th century as a lordly seat for Duke Johannes I.Quite understandably, given their low population figures, both Dennweiler's and Frohnbach's whole populations died in the Thirty Years' War.