It was a concept introduced for a brief period to connect important cities of a state to the state capital.
But it was just a temporary concept with no real basis altogether, these are basically another form of "intercity" trains.
please wait...Translate to EnglishIt was like a new idea to link big cities of a state to the main city. But it was just a temporary thing with no solid reason behind it, they're basically like "intercity" trains.