Inherit is a type of Receive. Receive is a type of Change. Decorate is a type of Change. Trim is a type of Decorate. 
Walking can cause/lead to Exercise. Walking requires Momentum. 
Inherit --IsA--> Receive --IsA--> Change <--IsA-- Decorate <--IsA-- Trim 
Exercise <--Causes-- Walking --HasPrerequisite--> Momentum 