Triple
T17028797
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Leytonstone High Road railway station |
E413135
|
entity |
| Predicate | originalOperator |
P179
|
FINISHED |
| Object |
Tottenham and Forest Gate Railway
The Tottenham and Forest Gate Railway was a historic suburban railway company in northeast London that developed part of the orbital route now known as the Gospel Oak to Barking line.
|
E1246824
|
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: Tottenham and Forest Gate Railway | Statement: [Leytonstone High Road railway station, originalOperator, Tottenham and Forest Gate Railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Tottenham and Forest Gate Railway Context triple: [Leytonstone High Road railway station, originalOperator, Tottenham and Forest Gate Railway]
-
A.
North London Railway
The North London Railway was a British railway company that operated suburban and freight services across north London during the 19th and early 20th centuries.
-
B.
Charing Cross, Euston and Hampstead Railway
The Charing Cross, Euston and Hampstead Railway was an early deep-level “tube” railway in London that later became a core part of the London Underground’s Northern line.
-
C.
Dartford Loop line
The Dartford Loop line is a suburban railway route in southeast London that connects London with Dartford via several intermediate stations.
-
D.
Edgware, Highgate and London Railway
The Edgware, Highgate and London Railway was a 19th-century suburban railway company in north London that developed lines later absorbed into the London Underground network.
-
E.
Chessington Branch Line
The Chessington Branch Line is a suburban railway line in southwest London that connects the South West Main Line to the Chessington area, serving local commuter traffic.
- 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: Tottenham and Forest Gate Railway Triple: [Leytonstone High Road railway station, originalOperator, Tottenham and Forest Gate Railway]
Generated description
The Tottenham and Forest Gate Railway was a historic suburban railway company in northeast London that developed part of the orbital route now known as the Gospel Oak to Barking line.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Tottenham and Forest Gate Railway Target entity description: The Tottenham and Forest Gate Railway was a historic suburban railway company in northeast London that developed part of the orbital route now known as the Gospel Oak to Barking line.
-
A.
North London Railway
The North London Railway was a British railway company that operated suburban and freight services across north London during the 19th and early 20th centuries.
-
B.
Charing Cross, Euston and Hampstead Railway
The Charing Cross, Euston and Hampstead Railway was an early deep-level “tube” railway in London that later became a core part of the London Underground’s Northern line.
-
C.
Dartford Loop line
The Dartford Loop line is a suburban railway route in southeast London that connects London with Dartford via several intermediate stations.
-
D.
Edgware, Highgate and London Railway
The Edgware, Highgate and London Railway was a 19th-century suburban railway company in north London that developed lines later absorbed into the London Underground network.
-
E.
Chessington Branch Line
The Chessington Branch Line is a suburban railway line in southwest London that connects the South West Main Line to the Chessington area, serving local commuter traffic.
- 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_69d886cc4170819093deddc7b8b4b6a7 |
completed | April 10, 2026, 5:12 a.m. |
| NER | Named-entity recognition | batch_69e3d5d858448190acfe81f10d83ed4b |
completed | April 18, 2026, 7:04 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a011b553c588190b46785b85142dce5 |
completed | May 10, 2026, 11:57 p.m. |
| NEDg | Description generation | batch_6a011d2651e88190b6a57fa11e29bb21 |
completed | May 11, 2026, 12:04 a.m. |
| NED2 | Entity disambiguation (via description) | batch_6a011d99a038819086924a1b2af55967 |
completed | May 11, 2026, 12:06 a.m. |
Created at: April 10, 2026, 5:33 a.m.