Practice is related to Training. Training is related to Psychologist. Psychologist is related to Therapy. 
Reservation is a type of Agreement. Agreement is related to Contract. Contract is a synonym of Take. 
Practice <--RelatedTo--> Training <--RelatedTo--> Psychologist <--RelatedTo--> Therapy 
Reservation --IsA--> Agreement <--RelatedTo--> Contract <--Synonym--> Take 