The Arditti Quartet (violinists Irvine Arditti and Ashot Sarkissjan, violist Ralf Ehlers and cellist Lucas Fels), with countertenor Jake Arditti. Clarke's String Quartet No 2; Ferneyhough's String Quartet No 6; Fujikura's Flare (world premiere); and Paredes's 'Caniones Lunáticas' (world premiere).