public Album(string AlbumPath, AbstractInstance off)
{
this.oneInstanceUp = off;
AbsoluteAlbumPath = AlbumPath;
//relevantInformation = chopGivenInformation();
}
//das problem ist das immer nur nachbar instanzen verglichen werden
protected void clearKnownInformation(AbstractInstance root, AbstractInstance sub)
{
if (root == null || sub == null) return;
sub.relevantInformation = SeekAndDestroy
(Algs.joinString(root.relevantInformation),
Algs.joinString(sub.relevantInformation));
}