Library can be Dark. you are likely to find Magazine in/at/on Library. Shape is a type of Magazine. 
Threat is related to Danger. Danger is related to Extreme. Extreme is related to Beauty. 
Dark <--HasProperty-- Library <--AtLocation-- Magazine <--IsA-- Shape 
Threat <--RelatedTo--> Danger <--RelatedTo--> Extreme <--RelatedTo--> Beauty 