Chunk is a synonym of Ball. you are likely to find Ball in/at/on Closet. you are likely to find Cat in/at/on Closet. 
Conduct is a synonym of Introduce. Introduce is related to Person. Cuban is a type of Person. 
Chunk <--Synonym--> Ball --AtLocation--> Closet <--AtLocation-- Cat 
Conduct <--Synonym--> Introduce <--RelatedTo--> Person <--IsA-- Cuban 