Outside cannot be Inside. Outside is etymologically related to Side. Side is related to War. War is related to Damage. 
Battery is a type of Team. Team is related to Working. 
Inside <--NotHasProperty-- Outside --EtymologicallyRelatedTo--> Side <--RelatedTo--> War <--RelatedTo--> Damage 
Battery --IsA--> Team <--RelatedTo--> Working 