Climbing "Greenpeace" (graded 9-) in "Untere Arena rechts nach links" is a serious undertaking. This route, located in the lower right section of the arena (specifically referring to the climbing area "Untere Arena"), demands a high level of technical skill, power, and mental fortitude. A grade of 9- signifies a very challenging climb, typically requiring significant experience with hard sport climbing. Expect powerful moves on small holds, sustained sequences with little opportunity to rest, and a potentially run-out feel. Success on "Greenpeace" requires not just physical prowess, but also strategic route finding and excellent rope management. It's a route best approached after substantial training and prior experience climbing at a similar grade. It's crucial to check current conditions and bolting before attempting, and to have a competent belayer.