Watch is a type of Check. Check is a type of Draw. Draw is related to Pen. 
Break is related to Rule. Rule is related to Measure. Measure is related to Long. Long is related to Bridge. 
Watch --IsA--> Check --IsA--> Draw <--RelatedTo--> Pen 
Break <--RelatedTo--> Rule <--RelatedTo--> Measure <--RelatedTo--> Long <--RelatedTo--> Bridge 