you are likely to find Horse in/at/on Parade. Horse is related to Runner. you are likely to find Runner in/at/on Track. Track is a synonym of Way. 
Classroom is related to Science. Science is related to History. 
Parade <--AtLocation-- Horse <--RelatedTo--> Runner --AtLocation--> Track <--Synonym--> Way 
Classroom <--RelatedTo--> Science <--RelatedTo--> History 