txtCommentary=Beginning with somber pulsations in the {\uldb cello}{\v 76489}, the slow {\uldb introduction}{\v 138212} stacks up dark {\uldb dissonances}{\v 80063} in {\uldb viola}{\v 105422} and {\uldb violins}{\v 105626} that lead to a first {\uldb crescendo}{\v 78655}.{\fs24\uldb \'80}{\v next}