Discipline is a type of Punishment. Punishment is related to Hang. Hang is related to Arm. 
Job is related to Walk. Walk is a type of Path. Direction is a type of Path. 
Discipline --IsA--> Punishment <--RelatedTo--> Hang <--RelatedTo--> Arm 
Job <--RelatedTo--> Walk --IsA--> Path <--IsA-- Direction 