In An Oresteia , the classicist Anne Carson combines three different versions of the tragedy of the house of Atreus -- A iskhylos' Agamemnon , Sophokles' Elektra and Euripides' Orestes . After the murder of her daughter Iphigeneia by her husband, Agamemnon, Klytaimestra exacts a mother's revenge, murdering Agamemnon and his mistress, Kassandra. Displeased with Klytaimestra's actions, Apollo calls on her son, Orestes, to avenge his father's death with...