Hall is related to Door. Door is related to Entry. 
Flame is a type of Burn. Burn is related to Sun. Sun is related to Burning. Burning is a type of Execution. 
Hall <--RelatedTo--> Door <--RelatedTo--> Entry 
Flame --IsA--> Burn <--RelatedTo--> Sun <--RelatedTo--> Burning --IsA--> Execution 