Fight is related to Blood. Blood is related to Vessel. Barrel is a type of Vessel. 
you are likely to find Merchant in/at/on Market. Merchant is related to Play. Tie entails/necessarily involves Play. 
Fight <--RelatedTo--> Blood <--RelatedTo--> Vessel <--IsA-- Barrel 
Market <--AtLocation-- Merchant <--RelatedTo--> Play <--Entails-- Tie 