allegory

US /ˈæl.ə.ɡɔːr.i/
UK /ˈæl.ə.ɡɔːr.i/
"allegory" picture
1.

a story, poem, or picture that can be interpreted to reveal a hidden meaning, typically a moral or political one

:
George Orwell's 'Animal Farm' is a famous allegory for the Russian Revolution.
The play uses allegory to explore themes of good versus evil.