Bomb is a synonym of Turkey. Turkey is a type of Bird. Bird is related to Swallow. Swallow is a synonym of Buy. 
Tap is part of Barrel. Tap is a type of Draw. Draw is related to Technique. 
Bomb <--Synonym--> Turkey --IsA--> Bird <--RelatedTo--> Swallow <--Synonym--> Buy 
Barrel <--PartOf-- Tap --IsA--> Draw <--RelatedTo--> Technique 