The Northwest Ballet Orchestra and the Seattle Opera will join forces for a benefit concert to support the Pegaz Cultural Association, a program working to supply housing, food, and opportunities to Ukrainian artists who have taken refuge in Poland. Expect to hear music from Der Rosenkavalier, Swan Lake, Prokofiev's Romeo and Juliet, The Tender Land, and traditional Ukrainian folk music conducted by Emil de Cou and Alevtina Ioffe.