How is the final commandment achieved and fufilled, from Chapters 5-10 of Animal Farm?

How is the final commandment achieved and fufilled, from Chapters 5-10 of Animal Farm?

How is the final commandment, “All animals are equal but some are more equal than others” achieved and fufilled, from Chapters 5-10 of Animal Farm?
How is the final commandment achieved and fufilled, from Chapters 5-10 of Animal Farm?