Triple

T19263975
Position Surface form Disambiguated ID Type / Status
Subject 1999 Martha's Vineyard plane crash E481721 entity
Predicate NTSBProbableCauseSummary P135334 FINISHED
Object pilot's failure to maintain control of the airplane during a descent over water at night, which was a result of spatial disorientation LITERAL FINISHED

How this triple was built (2 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: pilot's failure to maintain control of the airplane during a descent over water at night, which was a result of spatial disorientation | Statement: [1999 Martha's Vineyard plane crash, NTSBProbableCauseSummary, pilot's failure to maintain control of the airplane during a descent over water at night, which was a result of spatial disorientation]
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: NTSBProbableCauseSummary
Context triple: [1999 Martha's Vineyard plane crash, NTSBProbableCauseSummary, pilot's failure to maintain control of the airplane during a descent over water at night, which was a result of spatial disorientation]
  • A. NTSBReportNumber
    Indicates the specific report number assigned by the NTSB to document and identify an investigation or incident.
  • B. aircraftAccident
    Indicates that an event involves an aircraft experiencing an accident, such as a crash, collision, or serious malfunction during operation.
  • C. missionAccident
    Indicates that an accident or unintended harmful event occurred during the course of a mission or operation.
  • D. flightNumberInAccident
    Indicates that a specific flight number is associated with an accident event.
  • E. aircraftAccidentYear
    Indicates the calendar year in which an aircraft accident occurred.
  • F. None of above. chosen

Provenance (4 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69d8e8ce54cc8190998418ff1f66ef28 completed April 10, 2026, 12:10 p.m.
NER Named-entity recognition batch_69e5fb8bce6881908395836960762672 completed April 20, 2026, 10:10 a.m.
PD Predicate disambiguation batch_69e4dd07a7208190afcd51ba1dc87c33 completed April 19, 2026, 1:47 p.m.
PDg Predicate description generation batch_69e4df51ac6c819091ce72b07790ffa6 completed April 19, 2026, 1:57 p.m.
Created at: April 10, 2026, 1:28 p.m.