Assertion: helicopter | /r/HasProperty | piloted by trevor egginton
Facets:
value: on 11 august
type: TEMPORAL
Source sentences:
text: On 11 August 1986 the helicopter was piloted by Trevor Egginton when it set an absolute speed record for helicopters over a 15 and 25 km course by reaching 400.87 kilometres per hour (216.45 kn; 249.09 mph); an official record with the FAI it still holds.