Climbing "Urknall," a route graded 7, is a significant achievement for any climber. The precise grade 7 varies slightly depending on the rating system used (French, UIAA, Saxon, etc.), but it generally represents a challenging sport climb or a demanding trad climb. It requires a solid base of climbing skills, including proficient ropework, efficient movement on the rock, and a good understanding of belaying techniques. Physically, a grade 7 route often demands significant strength and endurance. Expect sustained sequences of challenging moves, possibly involving small holds, steep angles, and precise footwork. The mental aspect is also crucial. Maintaining composure and focus throughout the climb, especially when faced with difficult sections or exposed positions, is essential for success. Successfully climbing "Urknall" would be a testament to a climber's dedication, skill, and mental fortitude, earning them a well-deserved sense of accomplishment.