Peanut is a type of Nut. Nut is a type of Block. Block is related to Shade. Shade is a different concept from Bright. 
you are likely to find Airplane in/at/on Air. 
Peanut --IsA--> Nut --IsA--> Block <--RelatedTo--> Shade <--DistinctFrom--> Bright 
Air <--AtLocation-- Airplane 