Earlier quoted context omitted.
We always had the problem of putting Slovenia in one of the slots. If you ask me it's in Central Europe, but historically we ware always put in the Eastern part (but that probably has more to do with politics than geography).
Have the same issue with Poland. We need this damn Central Europe category so we can escape the dreaded "Eastern Europe" badge... And since we are in no way Western, Central is the only way.
Unless we speak colloquially, then there's an infinite number of groups to qualify. The OP should use some reference to choose categories ( http://news.ycombinator.com/item?id=2147290 ), his are a bit strange and subjective.