Question: Information:  - Amphitryon ("gen".: ; usually interpreted as "harassing either side"), in Greek mythology, was a son of Alcaeus, king of Tiryns in Argolis.  - Heracles ( "Hrakls", from "Hra", "Hera"), born Alcaeus ("Alkaios") or Alcides ("Alkeids"), was a divine hero in Greek mythology, the son of Zeus and Alcmene, foster son of Amphitryon and great-grandson and half-brother (as they are both sired by the god Zeus) of Perseus. He was the greatest of the Greek heroes, a paragon of masculinity, the ancestor of royal clans who claimed to be Heracleidae and a champion of the Olympian order against chthonic monsters. In Rome and the modern West, he is known as Hercules, with whom the later Roman emperors, in particular Commodus and Maximian, often identified themselves. The Romans adopted the Greek version of his life and works essentially unchanged, but added anecdotal detail of their own, some of it linking the hero with the geography of the Central Mediterranean. Details of his cult were adapted to Rome as well.  - A playwright, also known as a dramatist, is a person who writes plays.  - In Greek mythology, Alcmene or Alcmena (or  [Doric]) was the wife of Amphitryon by whom she bore two children, Iphicles and Laonome. She is, however, better known as the mother of Heracles whose father was the god Zeus.  - Tiryns or (Ancient Greek: ; Modern Greek: ) is a Mycenaean archaeological site in Argolis in the Peloponnese, some kilometres north of Nauplion.  - Hercules is the Roman adaptation of the Greek divine hero Heracles, who was the son of Zeus (Roman equivalent Jupiter) and the mortal Alcmene. In classical mythology, Hercules is famous for his strength and for his numerous far-ranging adventures.  - A hero (masculine) or heroine (feminine) is a person or main character of a literary work who, in the face of danger, combats adversity through impressive feats of ingenuity, bravery or strength, often sacrificing his or her own personal concerns for some greater good.  - Greek mythology is the body of myths and teachings that belong to the ancient Greeks, concerning their gods and heroes, the nature of the world, and the origins and significance of their own cult and ritual practices. It was a part of the religion in ancient Greece. Modern scholars refer to and study the myths in an attempt to shed light on the religious and political institutions of Ancient Greece and its civilization, and to gain understanding of the nature of myth-making itself.  - Zeus ("Zeús", ; Modern , "Días" ) was the sky and thunder god in ancient Greek religion, who ruled as king of the gods of Mount Olympus. His name is cognate with the first element of his Roman equivalent Jupiter. His mythologies and powers are similar, though not identical to those of the Indo-European deities such as Indra, Jupiter, Perun, Thor, and Odin.  - Amphitryon is a Latin play for the early Roman theatre by playwright Titus Maccius Plautus . It is Plautus '' only play on a mythological subject ; he refers to it as a tragicomoedia ( tragic comedy ) in the prologue . The play is mostly extant , but includes several large lacunae in its latter portion . The plot of the play involves Amphitryon 's jealous and confused reaction to Alcmena 's seduction by Jupiter , and ends with the birth of Hercules .  - A preface or proem is an introduction to a book or other literary work written by the work's author. An introductory essay written by a different person is a "foreword" and precedes an author's preface. The preface often closes with acknowledgments of those who assisted in the literary work.  - A prologue or prolog (Greek  "prólogos", from "pro", "before" and "lógos", "word") is an opening to a story that establishes the context and gives background details, often some earlier story that ties into the main one, and other miscellaneous information. The Ancient Greek "prólogos" included the modern meaning of "prologue", but was of wider significance, more like the meaning of preface. The importance, therefore, of the prologue in Greek drama was very great; it sometimes almost took the place of a romance, to which, or to an episode in which, the play itself succeeded.  - Classical mythology or Greco-Roman mythology is both the body of and the study of myths from the ancient Greeks and Romans as they are used or transformed by cultural reception. Along with philosophy and political thought, mythology represents one of the major survivals of classical antiquity throughout later Western culture. The Greek word "mythos" refers to the spoken word or speech, but it also denotes a tale, story or narrative.  - Argolis or the Argolid ("Argolída", ; "Argolís" in ancient Greek and Katharevousa) is one of the regional units of Greece. It is part of the region of Peloponnese, situated in the eastern part of the Peloponnese peninsula and part of the tripoint area of Argolis, Arcadia and Corinthia. Much of the territory of this region is situated in the Argolid Peninsula.    Given the information above, choose from the list below the object entity that exhibits the relation 'instance of' with the subject 'amphitryon '.  Choices: - archaeological site  - area  - book  - character  - chthonic  - civilization  - cult  - culture  - episode  - essay  - geography  - god  - greek mythology  - hero  - information  - literary work  - mother  - mythology  - name  - opening  - order  - part  - person  - play  - political thought  - preface  - prolog  - prologue  - region  - religion in ancient greece  - romance  - side  - sky  - speech  - study
Answer:
literary work