Type is related to Color. Color is related to Spectrum. Spectrum is a type of Array. Array is related to Wide. 
Boy is related to Woman. Widow is a type of Woman. Widow is related to Wife. 
Type <--RelatedTo--> Color <--RelatedTo--> Spectrum --IsA--> Array <--RelatedTo--> Wide 
Boy <--RelatedTo--> Woman <--IsA-- Widow <--RelatedTo--> Wife 