Tongue is related to Stick. Stick is related to Forest. you are likely to find Dirt in/at/on Forest. Dirt is related to Trail. 
Volume is a type of Quantity. Quantity is related to Little. Little is related to Servant. Servant is related to Assistant. 
Tongue <--RelatedTo--> Stick <--RelatedTo--> Forest <--AtLocation-- Dirt <--RelatedTo--> Trail 
Volume --IsA--> Quantity <--RelatedTo--> Little <--RelatedTo--> Servant <--RelatedTo--> Assistant 