Railroad is related to Train. Pistol can be used for Train. Pistol is a type of Weapon. Weapon can be used for Competition. 
Name is related to Vehicle. Bicycle is a type of Vehicle. you are likely to find Bicycle in/at/on University. 
Railroad <--RelatedTo--> Train <--UsedFor-- Pistol --IsA--> Weapon --UsedFor--> Competition 
Name <--RelatedTo--> Vehicle <--IsA-- Bicycle --AtLocation--> University 