Complex sentence: The Wengernalp railway (WAB) is a long, gauge rack railway line in Switzerland, which runs from Lauterbrunnen to Grindelwald via Wengen and Kleine Scheidegg, making it the world's longest continuous rack and pinion railway.
Split into simpler sentences: The Wengernalp railway (WAB) is a long rack railway line in Switzerland. It runs from Lauterbrunnen to Grindelwald via Wengen and Kleine Scheidegg, making it the world's longest continuous rack and pinion railway.