Killing is related to Soap. Soap is related to Tv. Tv is related to Improvement. Improvement is a synonym of Advance. 
Essence is related to Oil. Oil is related to Rub. 
Killing <--RelatedTo--> Soap <--RelatedTo--> Tv <--RelatedTo--> Improvement <--Synonym--> Advance 
Essence <--RelatedTo--> Oil <--RelatedTo--> Rub 