Last is related to Order. Order is related to Courtroom. 
Functional is similar to Structural. Structural is related to Support. Support is related to Stand. Stand is related to Foot. 
Last <--RelatedTo--> Order <--RelatedTo--> Courtroom 
Functional <--SimilarTo--> Structural <--RelatedTo--> Support <--RelatedTo--> Stand <--RelatedTo--> Foot 