Triple
T4938072
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Carolyn Bessette-Kennedy |
E110860
|
entity |
| Predicate | deathEvent |
P7377
|
FINISHED |
| Object |
1999 Martha's Vineyard plane crash
The 1999 Martha's Vineyard plane crash was the fatal aviation accident off the coast of Massachusetts that killed John F. Kennedy Jr., his wife Carolyn Bessette-Kennedy, and her sister Lauren Bessette.
|
E481721
|
NE FINISHED |
How this triple was built (4 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: 1999 Martha's Vineyard plane crash | Statement: [Carolyn Bessette-Kennedy, deathEvent, 1999 Martha's Vineyard plane crash]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: 1999 Martha's Vineyard plane crash Context triple: [Carolyn Bessette-Kennedy, deathEvent, 1999 Martha's Vineyard plane crash]
-
A.
2009 Fort Totten crash
The 2009 Fort Totten crash was a deadly rear-end collision between two Washington Metro trains on the Red Line in Washington, D.C., that became the system’s worst accident and prompted major safety reforms.
-
B.
Ramstein airshow disaster
The Ramstein airshow disaster was a 1988 mid-air collision and crash during an air display in Germany that killed dozens of spectators and became one of the deadliest airshow accidents in history.
-
C.
Chappaquiddick Island landing
Chappaquiddick Island landing is the small ferry terminal on Chappaquiddick Island, Massachusetts, where the Chappy Ferry brings passengers and vehicles across the narrow channel from Edgartown on Martha’s Vineyard.
-
D.
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.
-
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: 1999 Martha's Vineyard plane crash Triple: [Carolyn Bessette-Kennedy, deathEvent, 1999 Martha's Vineyard plane crash]
Generated description
The 1999 Martha's Vineyard plane crash was the fatal aviation accident off the coast of Massachusetts that killed John F. Kennedy Jr., his wife Carolyn Bessette-Kennedy, and her sister Lauren Bessette.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: 1999 Martha's Vineyard plane crash Target entity description: The 1999 Martha's Vineyard plane crash was the fatal aviation accident off the coast of Massachusetts that killed John F. Kennedy Jr., his wife Carolyn Bessette-Kennedy, and her sister Lauren Bessette.
-
A.
2009 Fort Totten crash
The 2009 Fort Totten crash was a deadly rear-end collision between two Washington Metro trains on the Red Line in Washington, D.C., that became the system’s worst accident and prompted major safety reforms.
-
B.
Ramstein airshow disaster
The Ramstein airshow disaster was a 1988 mid-air collision and crash during an air display in Germany that killed dozens of spectators and became one of the deadliest airshow accidents in history.
-
C.
Chappaquiddick Island landing
Chappaquiddick Island landing is the small ferry terminal on Chappaquiddick Island, Massachusetts, where the Chappy Ferry brings passengers and vehicles across the narrow channel from Edgartown on Martha’s Vineyard.
-
D.
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.
-
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
Provenance (5 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_69bd4415eee08190bdce70276e56a5b4 |
completed | March 20, 2026, 12:56 p.m. |
| NER | Named-entity recognition | batch_69bd70872270819080769dad972681ef |
completed | March 20, 2026, 4:06 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69be77bcb8d881908d393223bdea145a |
completed | March 21, 2026, 10:49 a.m. |
| NEDg | Description generation | batch_69be78747f3881908afe9cf276216bc5 |
completed | March 21, 2026, 10:52 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69be78d03aec81909a2470306ba90cb0 |
completed | March 21, 2026, 10:54 a.m. |
Created at: March 20, 2026, 1:31 p.m.