Sweater is related to Sleeve. Sleeve is related to Shirt. Shirt is related to Coat. 
Answer is related to Respond. Respond is a synonym of Field. Field is related to Stadium. Stadium is related to Horse. 
Sweater <--RelatedTo--> Sleeve <--RelatedTo--> Shirt <--RelatedTo--> Coat 
Answer <--RelatedTo--> Respond <--Synonym--> Field <--RelatedTo--> Stadium <--RelatedTo--> Horse 