Excellent work Drauk.
Best to not mention this on your CV if applying for a job at NATS though
Another suggestion, along the lines of "in for a penny, in for a pound": airways handling.
EGKK MAY R8 DVR L9 KONAN L607 RUDUS L984 ASKIK Z74 DONIS L603 CHIEM P995 ARNOS P735 GILIN LJLJ