%% Color set:
 red, white, green, gold.

%% Central European countries with their neighbors:
'Austria':['Czech Republic','Hungary','Slovakia','Slovenia'],
'Bosnia and Herzegovina':['Croatia','Serbia'],
'Czech Republic':['Austria','Poland','Slovakia'],
'Croatia':['Bosnia and Herzegovina','Hungary','Serbia','Slovenia'],
'Poland':['Czech Republic','Slovakia','Ukraine'],
'Hungary':['Austria','Croatia','Romania','Serbia',
	        'Slovenia','Slovakia','Ukraine'],
'Moldova':['Romania','Ukraine'],
'Romania':['Hungary','Moldova','Serbia','Ukraine'],
'Serbia':['Bosnia and Herzegovina','Croatia','Hungary','Romania'],
'Slovenia':['Austria','Croatia','Hungary'],
'Slovakia':['Austria','Czech Republic','Poland','Hungary','Ukraine'],
'Ukraine':['Poland','Hungary','Moldova','Romania','Slovakia'].
