Health is related to Medicine. Medicine is related to Heal. Heal is related to Repair. 
Wall can be used for Privacy. Wall is related to Vertical. Vertical is related to Lift. 
Health <--RelatedTo--> Medicine <--RelatedTo--> Heal <--RelatedTo--> Repair 
Privacy <--UsedFor-- Wall <--RelatedTo--> Vertical <--RelatedTo--> Lift 