57603 Tintagel Castle approaches Oxford on 30 March 2025 with the 5Z83 12:59 Euston to Reading Traincare Depot (via Milton Keynes) route learner, using GWR's Night Riviera Mk3 sleepers. The train has just traversed the line from Bicester, and the rear loco (57602 Restormel Castle) can be seen negotiating the high speed crossover.