Diamond is a type of Material. Diamond is related to Hope. Hope is related to Candidate. 
Behavior is a type of Action. Action is related to Pause. Pause is related to Possible. Possible is the opposite of Unable. 
Material <--IsA-- Diamond <--RelatedTo--> Hope <--RelatedTo--> Candidate 
Behavior --IsA--> Action <--RelatedTo--> Pause <--RelatedTo--> Possible <--Antonym--> Unable 