Cause is related to Kill. Bomb can be used for Kill. Bomb is a synonym of Lemon. 
Alcohol can Burn. Burn is related to Accident. Accident is a synonym of Condition. 
Cause <--RelatedTo--> Kill <--UsedFor-- Bomb <--Synonym--> Lemon 
Alcohol --CapableOf--> Burn <--RelatedTo--> Accident <--Synonym--> Condition 