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.
How to do the Mountain Climber: 1  Step 1: Assume a standard push-up position with arms straight. 2  Hands should be placed below shoulders but just outside of shoulder-width. 3  Step 2: Your body should now form a straight line from your heels to your head.4  This is the starting position. Step 3: Begin exercise by lifting your right foot off the ground and bringing your knee as close to your chest as possible. 2  Hold for a moment, then touch foot to the ground. 3  Next, return foot to starting position. 4  Step 4: Repeat with opposite leg.