The conversation between human and AI assistant.
[|Human|] Assign an appropriate age rating to the following movie: 

Movie: Avengers: Endgame
[|AI|] The movie Avengers: Endgame is rated PG-13 (Parents Strongly Cautioned) for intense sequences of sci-fi violence and action throughout, language, and some crude references.
[|Human|] 
Assign an appropriate age rating to the following movie: 

Movie: Avengers: Endgame