We see political and social satire almost all the time, from Saturday Night Live to The Simpsons. Soap operas and most action-adventure films are melodramas. The same story can be told in an infinite number of ways. But it can also be told in a number of different styles.
Styles indicate how the play is written.
The pigs would all look alike and, like our dreams and wishes, they would always escape us. Time and Space . Aristotle believed that the most successful plays took approximately the same amount of time to play that the events within the play would take. This seemed to him the most realistic presentation of time. Playwrights abandoned this as the years went on, and by Shakespeare's time a three hour play might tell a story which takes plays over years and years of time.