Party is related to Time. Time is a type of Musical. Musical is related to Concert. 
Teaspoon is related to Measure. Measure is related to Cooking. Cooking is related to Herb. 
Party <--RelatedTo--> Time --IsA--> Musical <--RelatedTo--> Concert 
Teaspoon <--RelatedTo--> Measure <--RelatedTo--> Cooking <--RelatedTo--> Herb 