AAR-02-01
E485970
AAR-02-01 is the National Transportation Safety Board’s final accident report detailing the causes and findings of the fatal 2000 crash of Alaska Airlines Flight 261.
All labels observed (1)
| Label | Occurrences |
|---|---|
| AAR-02-01 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5002329 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: AAR-02-01 Context triple: [Alaska Airlines Flight 261, NTSBReportNumber, AAR-02-01]
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A.
AAR
AAR is the ICAO airline designator used to identify Asiana Airlines in international aviation operations and communications.
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B.
AAR
AAR is the American Association of Railroads' wheel arrangement classification system commonly used to describe locomotive axle configurations in North America.
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C.
AAR
AAR is the commonly used abbreviation for All-American Road, a designation for particularly scenic and culturally significant highways in the United States.
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D.
AR 600-20
AR 600-20 is a key U.S. Army regulation that outlines the Army Command Policy, including command responsibilities, Soldier conduct, and the Army’s Equal Opportunity and Sexual Harassment/Assault Response and Prevention (SHARP) programs.
-
E.
A282
A282 is a key section of the London orbital road network that links the M25 across the River Thames via the Dartford Crossing.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: AAR-02-01 Target entity description: AAR-02-01 is the National Transportation Safety Board’s final accident report detailing the causes and findings of the fatal 2000 crash of Alaska Airlines Flight 261.
-
A.
AAR
AAR is the ICAO airline designator used to identify Asiana Airlines in international aviation operations and communications.
-
B.
AAR
AAR is the American Association of Railroads' wheel arrangement classification system commonly used to describe locomotive axle configurations in North America.
-
C.
AAR
AAR is the commonly used abbreviation for All-American Road, a designation for particularly scenic and culturally significant highways in the United States.
-
D.
AR 600-20
AR 600-20 is a key U.S. Army regulation that outlines the Army Command Policy, including command responsibilities, Soldier conduct, and the Army’s Equal Opportunity and Sexual Harassment/Assault Response and Prevention (SHARP) programs.
-
E.
A282
A282 is a key section of the London orbital road network that links the M25 across the River Thames via the Dartford Crossing.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
NTSB accident report
ⓘ
aviation accident report ⓘ |
| aircraftRegistrationInvestigated | N963AS NERFINISHED ⓘ |
| aircraftTypeInvestigated | McDonnell Douglas MD-83 NERFINISHED ⓘ |
| airlineInvolved | Alaska Airlines NERFINISHED ⓘ |
| author | National Transportation Safety Board NERFINISHED ⓘ |
| contributingFactor |
Alaska Airlines’ extended lubrication intervals
ⓘ
inadequate lubrication of the jackscrew assembly ⓘ inadequate oversight of Alaska Airlines’ maintenance program by the FAA ⓘ |
| countryOfPublication |
United States of America
ⓘ
surface form:
United States
|
| dateOfAccidentInvestigated | 2000-01-31 ⓘ |
| destinationAirportInvestigated | Seattle–Tacoma International Airport NERFINISHED ⓘ |
| destinationCityInvestigated | Seattle NERFINISHED ⓘ |
| documentType | final accident report ⓘ |
| flightNumberInvestigated | Alaska Airlines Flight 261 NERFINISHED ⓘ |
| includesFinding |
excessive wear of the acme nut threads in the jackscrew assembly
ⓘ
flight crew’s appropriate response to the in-flight emergency ⓘ inadequate maintenance documentation and practices ⓘ |
| includesSafetyRecommendationOn |
crew training for stabilizer trim malfunctions
ⓘ
horizontal stabilizer trim system inspection ⓘ maintenance interval approval and oversight ⓘ |
| includesSafetyRecommendationTo |
Alaska Airlines
NERFINISHED
ⓘ
Federal Aviation Administration NERFINISHED ⓘ |
| intermediateCityInvestigated | San Francisco NERFINISHED ⓘ |
| intermediateStopInvestigated | San Francisco International Airport NERFINISHED ⓘ |
| issuingAgency | Office of Aviation Safety, National Transportation Safety Board NERFINISHED ⓘ |
| language | English ⓘ |
| locationOfAccidentInvestigated | Pacific Ocean near Anacapa Island, California NERFINISHED ⓘ |
| numberOfFatalitiesInvestigatedAccident | 88 ⓘ |
| originatingAirportInvestigated | Licenciado Gustavo Díaz Ordaz International Airport NERFINISHED ⓘ |
| originatingCityInvestigated | Puerto Vallarta NERFINISHED ⓘ |
| phaseOfFlightAtAccident | cruise ⓘ |
| primaryProbableCause | failure of the horizontal stabilizer trim system jackscrew assembly due to excessive wear ⓘ |
| publisher | National Transportation Safety Board NERFINISHED ⓘ |
| publishingOrganization | National Transportation Safety Board NERFINISHED ⓘ |
| reportNumber | AAR-02-01 ⓘ |
| status | final ⓘ |
| subject |
Alaska Airlines
NERFINISHED
ⓘ
Alaska Airlines Flight 261 NERFINISHED ⓘ McDonnell Douglas MD-83 NERFINISHED ⓘ N963AS NERFINISHED ⓘ aircraft accident investigation ⓘ aviation safety ⓘ horizontal stabilizer trim system ⓘ in-flight loss of control ⓘ jackscrew assembly ⓘ lubrication intervals ⓘ maintenance practices ⓘ |
| title | Loss of Control and Impact With Pacific Ocean, Alaska Airlines Flight 261, McDonnell Douglas MD-83, N963AS, About 2.7 Miles North of Anacapa Island, California, January 31, 2000 NERFINISHED ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: AAR-02-01 Description of subject: AAR-02-01 is the National Transportation Safety Board’s final accident report detailing the causes and findings of the fatal 2000 crash of Alaska Airlines Flight 261.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.