Thank you for the reply. This is understandable and makes sense.

So maybe rather than not counting train that is leaving the station in the train station circuit condition "train count", the solution is as I mentioned above - allow reading train ID or its cargo when it is still at the station ...

I also agree this is a very inconsistent behavior of train stops.
Train count counts incoming trains, trains stopped and waiting at leave condition, and trains stopped matching leave condition that have nowhere to go. Train ID is present when train is stopped at the station waiting for its ...