Complex sentence: This includes difficult rock climbing and instruction in outdoor leadership, wilderness problem-solving, and advanced outdoor skills which include wilderness backpacking, navigation and travel, expedition behavior and group dynamics, advanced cooking, wilderness stewardship, and wilderness first aid and backcountry emergency procedures.
Split into simpler sentences: This includes difficult rock climbing and instruction in outdoor leadership, wilderness problem-solving, and advanced outdoor skills. The outdoor skills include wilderness backpacking, navigation and travel, expedition behavior and group dynamics, advanced cooking, wilderness stewardship, and wilderness first aid and backcountry emergency procedures.