Electronic is related to Print. Print is a type of Produce. Produce is the opposite of Destroy. Destroy is related to Eliminate. 
Core is related to Lead. Lead is a synonym of Trail. Trail is a type of Protein. 
Electronic <--RelatedTo--> Print --IsA--> Produce <--Antonym--> Destroy <--RelatedTo--> Eliminate 
Core <--RelatedTo--> Lead <--Synonym--> Trail --IsA--> Protein 