like that
class CfgVehicles
{
class All{};
class Static: All{};
class Building: Static{};
class Strategic: Building{};
class xxxx: Strategic
{
scope=2;
icon="Unknown_object";
model="\xxxx\xxxxx";
displayName="some building";
accuracy=0.200000;
typicalCargo[]={};
destrType="DestructBuilding";
transportAmmo=0;
transportRepair=0;
transportFuel=0;
mapSize=11;
cost=0;
armor=2000;
};
};