Rack is a type of Framework. Rack is etymologically related to Rock. Rock is the opposite of Plant. 
Mouse is a type of Person. Mouse can be used for Move. Brush is a type of Move. 
Framework <--IsA-- Rack --EtymologicallyRelatedTo--> Rock <--Antonym--> Plant 
Person <--IsA-- Mouse --UsedFor--> Move <--IsA-- Brush 