. "symphony orchestra performance" . "Boston Symphony Orchestra/ Birthday Celebration: Mstislav Rostropovich" . "1997-04-09T20:00:00"^^ . . . . . . . . "tribute" . "Sponsor: NEC\r\nCelebrating Mstislav Rostropovich's 70th Birthday\r\nNEW YORK PREMIERE of Bernard Rands' CELLO CONCERTO NO.1\r\nNEW YORK PREMIERE of Augusta Read Thomas's CHANSON FOR CELLO AND ORCHESTRA" .