TER from St Amand-Montrond to Montluçon
Sand train from Clermont-les-Gravanches to Thédirac-Peyrilles
The 3 colours of French flag, Blue red and white with 3 different trains liveries for 3 different operators at same time: Ouigo low cost, Thello and Oui SNCF. All in Paris Gare de Lyon Station.