Lens is a type of Channel. Channel is a synonym of Side. Side is a synonym of Pull. Pull is the opposite of Shove. 
Raise is related to Farm. Farm is related to Milk. Milk is a type of Exploit. 
Lens --IsA--> Channel <--Synonym--> Side <--Synonym--> Pull <--Antonym--> Shove 
Raise <--RelatedTo--> Farm <--RelatedTo--> Milk --IsA--> Exploit 