Task: Text Categorization
Input (English): In one play by this author, the title character's first words are a speech that begins, "O divine air Breezes on swift bird-wings... The multitudinous laughter of Mother Earth!" One of this man's plays was modified to include a Fourth Episode involving a Herald who prohibits a certain action to better segue into a play by a different author; that episode follows a Threnos. The antagonist is told by his Spy of the title characters at (*) Argos' camp in one play by this author, who wrote of another character telling the Oceanids about a marriage that could lead to Zeus's downfall after being trapped by Kratos and Bia. This author wrote of the alliance against Eteocles as well as another character who gets struck by lightning and has his liver eaten while he is chained to a mountain. For 10 points, name this Greek tragedian behind Seven Against Thebes and Prometheus Bound.
Output (English): Literature