KLM
The Bristol Airport Apron website shows KL 1059 currently parked on stand 12 at BRS (F100, PH-OFB). It is shown as having arrived at 1126 today and has a scheduled departure time for AMS of 1500.
No idea why it landed at BRS. The corresponding mid-morning CityHopper from AMS to BRS landed as normal and returned to AMS per schedule, according to the BRS departures page.