Apology is a type of Example. Example is related to Nation. Nation is related to Political. 
you are likely to find Shareholder in/at/on Factory. Factory is related to Park. Park can be Dark. 
Apology --IsA--> Example <--RelatedTo--> Nation <--RelatedTo--> Political 
Shareholder --AtLocation--> Factory <--RelatedTo--> Park --HasProperty--> Dark 