Rebel is related to Protest. Protest is related to Object. Object is related to Vehicle. Coach is a type of Vehicle. 
you are likely to find Paper in/at/on Trash. Paper is related to Necessity. 
Rebel <--RelatedTo--> Protest <--RelatedTo--> Object <--RelatedTo--> Vehicle <--IsA-- Coach 
Trash <--AtLocation-- Paper <--RelatedTo--> Necessity 