I have been developing moving convoys running on invisible railway lines for Carrier Air War
Here you can see the convoy turning at a bend in the track under Axis attack:
Once it was working I have developed the files that set up the TMods used in the convoy, and their position:
This was an Allied attack, and enemy planes are there to defend
Further development, there are a number of missing ships that have been sunk:
The fire at the bottom right of the previous screenie is the oil burning from the second submarine that I sank- the last item on the debriefing list