Wood is related to Widow. Widow is the opposite of Married. Married is related to Wedding. you are likely to find Photographer in/at/on Wedding. 
Relation is related to Peace. Peace is related to Agreement. 
Wood <--RelatedTo--> Widow <--Antonym--> Married <--RelatedTo--> Wedding <--AtLocation-- Photographer 
Relation <--RelatedTo--> Peace <--RelatedTo--> Agreement 