Youth is related to Being. Being is related to Punishment. Punishment is related to Bad. Bad is related to Pain. 
Execution is a type of Enforcement. Enforcement is related to Policeman. Policeman is the opposite of Criminal. Criminal is related to Crime. 
Youth <--RelatedTo--> Being <--RelatedTo--> Punishment <--RelatedTo--> Bad <--RelatedTo--> Pain 
Execution --IsA--> Enforcement <--RelatedTo--> Policeman <--Antonym--> Criminal <--RelatedTo--> Crime 