Question: Korean Air Cargo Flight 8509 was a Boeing 747-2B5F, registered HL7451 and bound for Milano-Malpensa Airport, that crashed due to instrument malfunction and pilot error on 22 December 1999 shortly after take-off from London Stansted Airport, an international airport located at Stansted Mountfitchet in which local government district, in Essex, 30 mi northeast of Central London?
Sentence (from "London Stansted Airport"): London Stansted Airport (IATA: STN, ICAO: EGSS) is an international airport located at Stansted Mountfitchet in the local government district of Uttlesford in Essex, 30 mi northeast of Central London and 0.9 mi from the Hertfordshire border.
Relevant evidence: Yes