Correction. With that Owner code, all civie buildings will appear in all three sides in FA2. So, I think the only solution is to just put these (but I'm not sure about the forbidden stuff though);
Owner=Neutral RequiredHouses=Neutral ForbiddenHouses=British,French,Germans,Americans,Alliance,Russians,Confederation,Africans,Arabs,YuriCountry
Correction. With that Owner code, all civie buildings will appear in all three sides in FA2. So, I think the only solution is to just put these (but I'm not sure about the forbidden stuff though);
Owner=Neutral Neutral =British, French, Germans, Americans, Alliance, Russians, Confederation, Africans, Arabs,YuriCount ry
RequiredHouses=
ForbiddenHouses