Triple

T1601636
Position Surface form Disambiguated ID Type / Status
Subject Gianna Bryant E34404 entity
Predicate deathEvent P7377 FINISHED
Object 2020 Calabasas helicopter crash
The 2020 Calabasas helicopter crash was a fatal accident in Southern California that killed basketball legend Kobe Bryant, his daughter Gianna, and seven others, prompting widespread global mourning and scrutiny of helicopter safety practices.
E181322 NE FINISHED

How this triple was built (5 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: 2020 Calabasas helicopter crash | Statement: [Gianna Bryant, deathEvent, 2020 Calabasas helicopter crash]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: 2020 Calabasas helicopter crash
Context triple: [Gianna Bryant, deathEvent, 2020 Calabasas helicopter crash]
  • A. Alaska Airlines Flight 261
    Alaska Airlines Flight 261 was a scheduled passenger flight that tragically crashed into the Pacific Ocean in 2000 after a catastrophic mechanical failure, killing all 88 people on board and prompting major safety investigations and reforms.
  • B. US Airways Flight 1549
    US Airways Flight 1549 was the 2009 passenger flight that famously ditched in the Hudson River after a bird strike disabled both engines, with all 155 people on board surviving.
  • C. 2018 Lion Air Flight 610 crash site
    The 2018 Lion Air Flight 610 crash site is the area in the Java Sea where a Boeing 737 MAX 8 operated by Lion Air fatally crashed shortly after takeoff from Jakarta, Indonesia.
  • D. Altmark Incident
    The Altmark Incident was a 1940 World War II naval confrontation in Norwegian waters, where British forces boarded the German tanker Altmark to free imprisoned Allied sailors, heightening tensions during the early "Phoney War" period.
  • E. Chappaquiddick incident
    The Chappaquiddick incident was a 1969 car accident on Chappaquiddick Island involving Senator Edward M. Kennedy that resulted in the death of Mary Jo Kopechne and had lasting political repercussions for Kennedy's career.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: 2020 Calabasas helicopter crash
Triple: [Gianna Bryant, deathEvent, 2020 Calabasas helicopter crash]
Generated description
The 2020 Calabasas helicopter crash was a fatal accident in Southern California that killed basketball legend Kobe Bryant, his daughter Gianna, and seven others, prompting widespread global mourning and scrutiny of helicopter safety practices.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: 2020 Calabasas helicopter crash
Target entity description: The 2020 Calabasas helicopter crash was a fatal accident in Southern California that killed basketball legend Kobe Bryant, his daughter Gianna, and seven others, prompting widespread global mourning and scrutiny of helicopter safety practices.
  • A. Alaska Airlines Flight 261
    Alaska Airlines Flight 261 was a scheduled passenger flight that tragically crashed into the Pacific Ocean in 2000 after a catastrophic mechanical failure, killing all 88 people on board and prompting major safety investigations and reforms.
  • B. US Airways Flight 1549
    US Airways Flight 1549 was the 2009 passenger flight that famously ditched in the Hudson River after a bird strike disabled both engines, with all 155 people on board surviving.
  • C. 2018 Lion Air Flight 610 crash site
    The 2018 Lion Air Flight 610 crash site is the area in the Java Sea where a Boeing 737 MAX 8 operated by Lion Air fatally crashed shortly after takeoff from Jakarta, Indonesia.
  • D. Altmark Incident
    The Altmark Incident was a 1940 World War II naval confrontation in Norwegian waters, where British forces boarded the German tanker Altmark to free imprisoned Allied sailors, heightening tensions during the early "Phoney War" period.
  • E. Chappaquiddick incident
    The Chappaquiddick incident was a 1969 car accident on Chappaquiddick Island involving Senator Edward M. Kennedy that resulted in the death of Mary Jo Kopechne and had lasting political repercussions for Kennedy's career.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: deathEvent
Context triple: [Gianna Bryant, deathEvent, 2020 Calabasas helicopter crash]
  • A. deathDateEvent
    Indicates the date on which a death occurred or a death-related event took place.
  • B. deathStatus
    Indicates whether an entity is alive, dead, or in another specified state related to mortality.
  • C. death chosen
    Indicates the event or state in which an entity ceases to live or exist, marking the end of its biological or functional processes.
  • D. deathApprox
    Indicates that an entity’s death occurred at an approximate, rather than exact, time or date.
  • E. deathBefore
    Indicates that one entity’s death occurred earlier in time than another entity’s death.
  • F. None of above.

Provenance (6 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_69a885fea6a481909fe83ba6441f1774 completed March 4, 2026, 7:20 p.m.
NER Named-entity recognition batch_69a95b02cd448190be8e3db9a5a7bac0 completed March 5, 2026, 10:29 a.m.
NED1 Entity disambiguation (via context triple) batch_69ad46ad15b081908b59df18224c7a8f completed March 8, 2026, 9:51 a.m.
NEDg Description generation batch_69ad4740c2788190a7ce80cb978a0b19 completed March 8, 2026, 9:54 a.m.
NED2 Entity disambiguation (via description) batch_69ad47bb63248190ba240c004b434686 completed March 8, 2026, 9:56 a.m.
PD Predicate disambiguation batch_69a907c1cad08190b9728dd557f39aa0 completed March 5, 2026, 4:34 a.m.
Created at: March 4, 2026, 7:28 p.m.