Discover is related to Seek. Seek is related to Apply. Apply is a synonym of Enforce. Enforce is a synonym of Impose. 
Voter is related to Elect. Elect is related to President. 
Discover <--RelatedTo--> Seek <--RelatedTo--> Apply <--Synonym--> Enforce <--Synonym--> Impose 
Voter <--RelatedTo--> Elect <--RelatedTo--> President 