Guess is a type of Opinion. Opinion is related to Perspective. Perspective is related to View. Viewer is derived from View. 
Partnership is a type of Relationship. Relationship is a type of State. 
Guess --IsA--> Opinion <--RelatedTo--> Perspective <--RelatedTo--> View <--DerivedFrom-- Viewer 
Partnership --IsA--> Relationship --IsA--> State 