Absent in our city since its Atlanta Opera staging at the Civic Center in 2004, Tchaikovsky’s Eugene Onegin returned to Atlanta this past Saturday, this time on the stage of the Cobb Energy Centre, and was enthusiastically received. The new production, a joined effort shared by the Atlanta Opera, Lyric Opera of Kansas City, Hawaii Opera Theatre, Seattle Opera, and Michigan Opera Theatre, is comprised of period appropriate sets and costumes which set the right atmosphere for Tchaikovsky’s masterpiece to properly unfold.…