Wing is part of Auto. Rib is part of Wing. Rib is related to Prime. 
Opening is a type of Space. Opening is similar to Starting. Starting is related to Ready. Ready is related to Preparation. 
Auto <--PartOf-- Wing <--PartOf-- Rib <--RelatedTo--> Prime 
Space <--IsA-- Opening <--SimilarTo--> Starting <--RelatedTo--> Ready <--RelatedTo--> Preparation 