Chicken is a type of Contest. Contest is a synonym of Contend. Contend is a synonym of Combat. 
Depth is a type of Degree. Degree is related to Number. Number is related to Guest. Guest is a type of Customer. 
Chicken --IsA--> Contest <--Synonym--> Contend <--Synonym--> Combat 
Depth --IsA--> Degree <--RelatedTo--> Number <--RelatedTo--> Guest --IsA--> Customer 