Recording from the concert that took place in London on February 14. 2015 is available here.
Helmut Lachenmann: Tableau for orchestra
Gustav Mahler: Symphony no. 2
Kate Royal (Soprano)
Magdalena Kožená (Mezzo-Soprano)
Berliner Philharmoniker
Rundfunkchor Berlin
Sir Simon Rattle (Conductor)
Simon Halsey (Chorus Master)