Triple
T17966678
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Brétigny-sur-Orge |
E449225
|
entity |
| Predicate | notableEvent |
P259
|
FINISHED |
| Object |
2013 Brétigny-sur-Orge train derailment
The 2013 Brétigny-sur-Orge train derailment was a fatal railway accident in France in which a Paris–Limoges intercity train derailed at Brétigny-sur-Orge station, causing multiple deaths and injuries and prompting major safety investigations.
|
E1299457
|
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: 2013 Brétigny-sur-Orge train derailment | Statement: [Brétigny-sur-Orge, notableEvent, 2013 Brétigny-sur-Orge train derailment]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: 2013 Brétigny-sur-Orge train derailment Context triple: [Brétigny-sur-Orge, notableEvent, 2013 Brétigny-sur-Orge train derailment]
-
A.
Montparnasse derailment
The Montparnasse derailment was a famous 1895 train accident in Paris in which a locomotive overran the buffers at Gare Montparnasse and dramatically crashed through the station wall onto the street below.
-
B.
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.
-
C.
Bad Kleinen railway station incident
The Bad Kleinen railway station incident was a 1993 German police operation against members of the Red Army Faction that resulted in a deadly shootout and major controversy over law enforcement conduct.
-
D.
Amagasaki derailment
The Amagasaki derailment was a deadly 2005 train accident in Hyōgo Prefecture, Japan, in which a commuter train left the tracks and crashed into an apartment building, prompting major scrutiny of railway safety practices.
-
E.
Soham rail disaster
The Soham rail disaster was a 1944 World War II incident in Cambridgeshire, England, in which a burning ammunition train was heroically brought to a halt before exploding, saving the town from catastrophic destruction.
- 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: 2013 Brétigny-sur-Orge train derailment Triple: [Brétigny-sur-Orge, notableEvent, 2013 Brétigny-sur-Orge train derailment]
Generated description
The 2013 Brétigny-sur-Orge train derailment was a fatal railway accident in France in which a Paris–Limoges intercity train derailed at Brétigny-sur-Orge station, causing multiple deaths and injuries and prompting major safety investigations.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: 2013 Brétigny-sur-Orge train derailment Target entity description: The 2013 Brétigny-sur-Orge train derailment was a fatal railway accident in France in which a Paris–Limoges intercity train derailed at Brétigny-sur-Orge station, causing multiple deaths and injuries and prompting major safety investigations.
-
A.
Montparnasse derailment
The Montparnasse derailment was a famous 1895 train accident in Paris in which a locomotive overran the buffers at Gare Montparnasse and dramatically crashed through the station wall onto the street below.
-
B.
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.
-
C.
Bad Kleinen railway station incident
The Bad Kleinen railway station incident was a 1993 German police operation against members of the Red Army Faction that resulted in a deadly shootout and major controversy over law enforcement conduct.
-
D.
Amagasaki derailment
The Amagasaki derailment was a deadly 2005 train accident in Hyōgo Prefecture, Japan, in which a commuter train left the tracks and crashed into an apartment building, prompting major scrutiny of railway safety practices.
-
E.
Soham rail disaster
The Soham rail disaster was a 1944 World War II incident in Cambridgeshire, England, in which a burning ammunition train was heroically brought to a halt before exploding, saving the town from catastrophic destruction.
- 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_69d8b9f9927c8190a006110c8b996e61 |
completed | April 10, 2026, 8:51 a.m. |
| NER | Named-entity recognition | batch_69e4b1380960819089a3c0dd7cd57e5e |
completed | April 19, 2026, 10:40 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a0330120d1881908801112f9f400cd0 |
completed | May 12, 2026, 1:50 p.m. |
| NEDg | Description generation | batch_6a0333edd0188190aa87c462813527a6 |
completed | May 12, 2026, 2:06 p.m. |
| NED2 | Entity disambiguation (via description) | batch_6a03347520ac8190b0b1ebfa122bfbf0 |
completed | May 12, 2026, 2:08 p.m. |
Created at: April 10, 2026, 10:22 a.m.