Number is related to Concept. Dimension is a type of Concept. Dimension is related to Height. Height is related to Short. 
Sail is related to Type. Type is related to Country. 
Number <--RelatedTo--> Concept <--IsA-- Dimension <--RelatedTo--> Height <--RelatedTo--> Short 
Sail <--RelatedTo--> Type <--RelatedTo--> Country 