Great info. Those will be my trains.
Coming back would be the 17:42 , 17:59, 18:12, 18:27 and if I am lucky the 16:57.
I guess I will need to learn where to stand on the platform to get on the 2+2 seats. Or do you mean some trains are all 2+2 and some all 3+2 seats.
Thanks for the awesome advice