(previews start on Thursday; opens on Sept. 17) War demands it sacrifices. But few are more agonizingly personal than the one at the center of Euripides's play, in a new "transadaptation" by the venturesome playwrights Anne Washburn (Mr. Burns, 10 Out of 12). Rob Campbell and Amber Gray star in this dissection of duty and family, directed by Rachel Chavkin and choreographed by Sonya Tayeh.