This week's episode of the Phenomenal 50 features Arnold Schoenberg's monumental Verklarte Nacht (Transfigured Night) for Two Violins, Two Violas, and Two Cellos, Op. 4. This performance from 2016 features violinists Alexander Sitkovetsky and Sean Lee, violists Richard O'Neill and Matthew Lipman, and Keith Robinson and David Finckel on cello.