Triple
T8910401
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Sheppey Crossing |
E212166
|
entity |
| Predicate | notableEvent |
P259
|
FINISHED |
| Object |
Sheppey Crossing pile-up
The Sheppey Crossing pile-up was a massive multi-vehicle collision in thick fog on the Sheppey Crossing bridge in Kent, England, that left dozens injured and became one of the UK’s largest road accidents.
|
E766649
|
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: Sheppey Crossing pile-up | Statement: [Sheppey Crossing, notableEvent, Sheppey Crossing pile-up]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Sheppey Crossing pile-up Context triple: [Sheppey Crossing, notableEvent, Sheppey Crossing pile-up]
-
A.
Hatfield rail crash
The Hatfield rail crash was a fatal 2000 train derailment in Hertfordshire, England, that exposed serious track maintenance failures and triggered major reforms in the UK rail industry.
-
B.
Shipton-on-Cherwell train crash
The Shipton-on-Cherwell train crash was a major 1874 railway disaster in Oxfordshire, England, in which a derailment caused by a broken wheel led to numerous deaths and injuries and prompted significant improvements in railway safety.
-
C.
Ladbroke Grove rail crash
The Ladbroke Grove rail crash was a major 1999 train collision near Paddington Station in London that resulted in 31 deaths, over 500 injuries, and significant scrutiny of UK rail safety and signaling practices.
-
D.
Piccadilly Incident
Piccadilly Incident is a 1946 British romantic drama film starring Michael Wilding and Anna Neagle, centered on a wartime love story complicated by loss and mistaken death.
-
E.
Burton at Bideford
Burton at Bideford is a local art gallery and museum in Bideford, Devon, showcasing regional art, history, and cultural exhibitions.
- 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: Sheppey Crossing pile-up Triple: [Sheppey Crossing, notableEvent, Sheppey Crossing pile-up]
Generated description
The Sheppey Crossing pile-up was a massive multi-vehicle collision in thick fog on the Sheppey Crossing bridge in Kent, England, that left dozens injured and became one of the UK’s largest road accidents.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Sheppey Crossing pile-up Target entity description: The Sheppey Crossing pile-up was a massive multi-vehicle collision in thick fog on the Sheppey Crossing bridge in Kent, England, that left dozens injured and became one of the UK’s largest road accidents.
-
A.
Hatfield rail crash
The Hatfield rail crash was a fatal 2000 train derailment in Hertfordshire, England, that exposed serious track maintenance failures and triggered major reforms in the UK rail industry.
-
B.
Shipton-on-Cherwell train crash
The Shipton-on-Cherwell train crash was a major 1874 railway disaster in Oxfordshire, England, in which a derailment caused by a broken wheel led to numerous deaths and injuries and prompted significant improvements in railway safety.
-
C.
Ladbroke Grove rail crash
The Ladbroke Grove rail crash was a major 1999 train collision near Paddington Station in London that resulted in 31 deaths, over 500 injuries, and significant scrutiny of UK rail safety and signaling practices.
-
D.
Piccadilly Incident
Piccadilly Incident is a 1946 British romantic drama film starring Michael Wilding and Anna Neagle, centered on a wartime love story complicated by loss and mistaken death.
-
E.
Burton at Bideford
Burton at Bideford is a local art gallery and museum in Bideford, Devon, showcasing regional art, history, and cultural exhibitions.
- 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_69ca839255248190b43984294abd92ae |
completed | March 30, 2026, 2:07 p.m. |
| NER | Named-entity recognition | batch_69cc65227d008190b13ba162d0b3c9d1 |
completed | April 1, 2026, 12:21 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cfba36f8cc8190ab57ddc99b7219d1 |
completed | April 3, 2026, 1:01 p.m. |
| NEDg | Description generation | batch_69cfbade9330819096d4b0eeacdad6da |
completed | April 3, 2026, 1:04 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69cfbec2b8888190a0390168fdcef05f |
completed | April 3, 2026, 1:21 p.m. |
Created at: March 30, 2026, 6:55 p.m.