Triple
T2986226
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Hayes railway line |
E80630
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object |
Lower Sydenham railway station
Lower Sydenham railway station is a suburban rail station in southeast London serving the Lower Sydenham area on the line between central London and Hayes.
|
E315475
|
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: Lower Sydenham railway station | Statement: [Hayes railway line, hasStation, Lower Sydenham railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Lower Sydenham railway station Context triple: [Hayes railway line, hasStation, Lower Sydenham railway station]
-
A.
Syon Lane railway station
Syon Lane railway station is a suburban rail stop in the London Borough of Hounslow serving the Syon Lane area with services on the Hounslow Loop Line.
-
B.
Tower Hill station
Tower Hill station is a London Underground station in central London serving the Circle and District lines near the Tower of London.
-
C.
Trinity Mills Station
Trinity Mills Station is a public transit hub in Carrollton, Texas, serving as a stop on Dallas Area Rapid Transit's Green Line light rail and connecting bus services.
-
D.
Putney railway station
Putney railway station is a suburban National Rail station in southwest London serving the Putney area with services primarily operated by South Western Railway.
-
E.
Eltham railway station
Eltham railway station is a suburban rail station in the Royal Borough of Greenwich in southeast London, serving the district of Eltham with regular commuter services into central London.
- 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: Lower Sydenham railway station Triple: [Hayes railway line, hasStation, Lower Sydenham railway station]
Generated description
Lower Sydenham railway station is a suburban rail station in southeast London serving the Lower Sydenham area on the line between central London and Hayes.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Lower Sydenham railway station Target entity description: Lower Sydenham railway station is a suburban rail station in southeast London serving the Lower Sydenham area on the line between central London and Hayes.
-
A.
Syon Lane railway station
Syon Lane railway station is a suburban rail stop in the London Borough of Hounslow serving the Syon Lane area with services on the Hounslow Loop Line.
-
B.
Tower Hill station
Tower Hill station is a London Underground station in central London serving the Circle and District lines near the Tower of London.
-
C.
Trinity Mills Station
Trinity Mills Station is a public transit hub in Carrollton, Texas, serving as a stop on Dallas Area Rapid Transit's Green Line light rail and connecting bus services.
-
D.
Putney railway station
Putney railway station is a suburban National Rail station in southwest London serving the Putney area with services primarily operated by South Western Railway.
-
E.
Eltham railway station
Eltham railway station is a suburban rail station in the Royal Borough of Greenwich in southeast London, serving the district of Eltham with regular commuter services into central London.
- 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_69ad8b16c3488190b47b6aa7a59a335b |
completed | March 8, 2026, 2:43 p.m. |
| NER | Named-entity recognition | batch_69ad99c76dfc8190b08bd6110ffabf25 |
completed | March 8, 2026, 3:46 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b108fb46b08190bcbd00e69cf06047 |
completed | March 11, 2026, 6:17 a.m. |
| NEDg | Description generation | batch_69b1098429f0819086767078b9687674 |
completed | March 11, 2026, 6:19 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69b109ea926481909c85a9aa28027d41 |
completed | March 11, 2026, 6:21 a.m. |
Created at: March 8, 2026, 2:59 p.m.