Northwest Airlines Flight 85
{'<entity_0>': 'Detroit Metropolitan Wayne County Airport', '<entity_1>': 'Narita International Airport', '<entity_2>': 'Northwest Airlines Flight 85', '<entity_3>': 'Northwest Airlines', '<entity_4>': '09 October 2002', '<entity_5>': 'Boeing 747-400', '<entity_6>': 'Flight 85', '<entity_7>': 'N661US'}
[['Northwest Airlines Flight 85', 'item operated', 'Boeing 747-400'], ['Boeing 747-400', 'aircraft registration', 'N661US'], ['Boeing 747-400', 'operator', 'Northwest Airlines'], ['Northwest Airlines Flight 85', 'destination point', 'Narita International Airport'], ['Northwest Airlines Flight 85', 'operator', 'Northwest Airlines'], ['Northwest Airlines Flight 85', 'start point', 'Detroit Metropolitan Wayne County Airport'], ['Northwest Airlines Flight 85', 'point in time', '09 October 2002'], ['Northwest Airlines Flight 85', 'alternative', 'Flight 85'], ['Northwest Airlines Flight 85', 'start time', '09 October 2002'], ['Northwest Airlines Flight 85', 'end time', '09 October 2002'], ['Northwest Airlines Flight 85', 'location', 'Detroit Metropolitan Wayne County Airport']]
<entity_2> was a scheduled international passenger flight from <entity_0> in the United States to <entity_1> in Japan. On <entity_4>, the <entity_5> carrying out the flight experienced a lower rudder hardover event, when the flight was over the Bering Sea. The aircraft involved was the prototype <entity_5> (Boeing 747-451, c/n 23719, reg <entity_7>) and was built by Boeing for flight testing as N401PW, before subsequently being re-registered as <entity_7> and delivered to <entity_3> (the launch customer for the 747-400) on January 26, 1989. Even with a weak signal, they contacted another <entity_3> flight, Flight 19, who helped <entity_6> declare the emergency since they were closer to Alaska. <entity_7> was not damaged during the incident and it was returned to service with <entity_3>.
['aviation accident']