Driving is a type of Travel. Driving is related to Road. Road is related to Alley. 
Issue is related to Fit. Joint is a type of Fit. Joint is a type of Supply. Supplier is derived from Supply. 
Travel <--IsA-- Driving <--RelatedTo--> Road <--RelatedTo--> Alley 
Issue <--RelatedTo--> Fit <--IsA-- Joint --IsA--> Supply <--DerivedFrom-- Supplier 