Climbing "Nußknacker" (rated 9+/10-) in "Untere Arena rechts nach links" is a significant achievement for any climber. The route, likely characterized by powerful crimps, technical footwork, and sustained difficulty, demands a high level of strength, precision, and mental fortitude. "Untere Arena rechts nach links" (Lower Arena right to left) specifies a particular section of the crag, suggesting a traversing nature to the climb, perhaps linking holds across the face. Successfully sending this route would be a testament to dedicated training and skillful execution.