The simulation is best run using version 2.5.1 of the program because many services change direction at Cardiff Central, and this version automatically removes redundant routes left over after a train has arrived and changed direction. With earlier versions these routes have to be removed manually.
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The simulation is best run using [[:Category:Program Versions|version 2.5.1]] or better of the program because many services change direction at Cardiff Central, and this version automatically removes redundant routes left over after a train has arrived and changed direction. With earlier versions these routes have to be removed manually.