Given the task definition and input, reply with output. In this task you will be given an answer to a question. You need to generate a question. The answer given should be a correct answer for the generated question.

Boxer is described as a hardworking, but naive and ignorant horse in George Orwell's Animal Farm. He is shown as the farm's most dedicated and loyal labourer as well. Boxer serves as an allegory for the Russian working-class who helped to oust Tsar Nicholas and establish the Soviet Union, but were eventually betrayed by the Stalinists.
who is boxer in animal farm based on