Guard is related to King. you are likely to find King in/at/on Court. Court is related to Witness. Witness is a synonym of Testify. 
Plain is related to Feature. Feature is related to Attribute. 
Guard <--RelatedTo--> King --AtLocation--> Court <--RelatedTo--> Witness <--Synonym--> Testify 
Plain <--RelatedTo--> Feature <--RelatedTo--> Attribute 