Soldier is related to Private. Private is related to Cabin. Cabin is related to Captain. Captain can be used for Leadership. 
Work can be Boring. Work is related to Safety. Safety is a type of Confidence. 
Soldier <--RelatedTo--> Private <--RelatedTo--> Cabin <--RelatedTo--> Captain --UsedFor--> Leadership 
Boring <--HasProperty-- Work <--RelatedTo--> Safety --IsA--> Confidence 