sentences:  Since the opening of the LGV Est in 2007, service to Basel/Zurich was run by the new TGV POS as well as renovated TGV Réseau trains.In 2012, the French National Railway Company transferred the totality of the TGV POS fleet to Lyria.In 2019 Lyria increased its offered seat capacity by 30 % as it replaced those single-deck trains with 355 seats each by 15 TGV double-deck trainsets offering 507 seats each.