spacing of the rails on a railway track
Track gauge is the distance between the two rails on a railway track. It matters because trains are built to run on specific gauge widths, so different gauges can prevent trains from different rail systems from operating on the same tracks.
AI-generated from the Wikipedia summary — may contain errors.
Change of gauge
Bogie exchange
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).