ANTLR, ANother Tool for Language Recognition, is a language tool that provides a framework for constructing recognizers, interpreters, compilers, and translators from grammatical descriptions containing actions in a variety of target languages.
ApproachâThe route or walk in to the base of a climb. AscenderâAny mechanical device that slides upward when put on a fixed rope but catches when weight is put on it, allowing a climber to use the rope to move upward or to haul gear. Used in aid climbing, mountaineering rescue and caving.
âClimbing Wall Association (CWA). Climb On Safely is the Boy Scouts of Americaâs procedure for organizing BSA climbing/rappelling activities at a natural site or a specifically designed facility such as a climbing wall or tower.All unit-sponsored/planned climbing activities, regardless of where they are held, fall under Climb On Safely.This applies to a single unit or multiple units that may be participating in a joint unit climbing activity. Tour and activity plans are required for any unit activities involving climbing and rappelling.ll unit-sponsored/planned climbing activities, regardless of where they are held, fall under Climb On Safely. This applies to a single unit or multiple units that may be participating in a joint unit climbing activity. Tour and activity plans are required for any unit activities involving climbing and rappelling.