Therapist is a type of Expert. Therapist can be used for Heal. Heal is related to Action. Action is related to Taste. 
Landscape is related to Page. Page is related to Part. Part is related to Mouth. 
Expert <--IsA-- Therapist --UsedFor--> Heal <--RelatedTo--> Action <--RelatedTo--> Taste 
Landscape <--RelatedTo--> Page <--RelatedTo--> Part <--RelatedTo--> Mouth 