network model = 
	assets:
		# Car 1= Brake Pads, car2=exhaust
		car1;
		car2;

	facts:
		quality:car1,brake_months:=6;	
		quality:car1,exhaust_months:=12;	
		quality:car1,odometer:=120000;
		quality:car1,engine=gas;

		quality:car1,is_in_compliance=true;

		quality:car2,car2_brake_months:=6;	
		quality:car2,car2_exhaust_months:=12;	 		
		quality:car2,car2_odometer:=120000;
		quality:car2,car2_engine=diesel;

		quality:car2,car2_is_in_compliance=true; 	
	
	topology:car1<->car2,road;
	tags:
.