Triple
T17378449
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Colne Valley Railway |
E422502
|
entity |
| Predicate | formerRailwayCompany |
P84160
|
FINISHED |
| Object | Colne Valley and Halstead Railway |
—
|
NE NERFINISHED |
How this triple was built (3 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: Colne Valley and Halstead Railway | Statement: [Colne Valley Railway, formerRailwayCompany, Colne Valley and Halstead Railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Colne Valley and Halstead Railway Context triple: [Colne Valley Railway, formerRailwayCompany, Colne Valley and Halstead Railway]
-
A.
Epping Ongar Railway
Epping Ongar Railway is a preserved heritage railway in Essex, England, operating historic trains on a former London Underground branch line between Epping and Ongar.
-
B.
Buckinghamshire Railway
Buckinghamshire Railway was a 19th-century railway company in England that developed and operated lines across Buckinghamshire and surrounding counties before being absorbed into larger railway networks.
-
C.
Sittingbourne & Kemsley Light Railway
The Sittingbourne & Kemsley Light Railway is a preserved narrow-gauge heritage railway in Kent, England, originally built to serve the local paper industry and now operated for tourist and enthusiast rides.
-
D.
Mid-Kent Railway
Mid-Kent Railway was a 19th-century British railway company that operated local lines in the Kent area, later becoming part of the larger Southern railway network.
-
E.
Leighton Buzzard Light Railway
Leighton Buzzard Light Railway is a historic narrow-gauge heritage railway in Bedfordshire, England, known for its preserved industrial locomotives and scenic tourist rides.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Colne Valley and Halstead Railway Target entity description: Colne Valley and Halstead Railway was a historic rural railway company in Essex, England, that operated a branch line serving local communities and industries in the Colne Valley area.
-
A.
Epping Ongar Railway
Epping Ongar Railway is a preserved heritage railway in Essex, England, operating historic trains on a former London Underground branch line between Epping and Ongar.
-
B.
Buckinghamshire Railway
Buckinghamshire Railway was a 19th-century railway company in England that developed and operated lines across Buckinghamshire and surrounding counties before being absorbed into larger railway networks.
-
C.
Sittingbourne & Kemsley Light Railway
The Sittingbourne & Kemsley Light Railway is a preserved narrow-gauge heritage railway in Kent, England, originally built to serve the local paper industry and now operated for tourist and enthusiast rides.
-
D.
Mid-Kent Railway
Mid-Kent Railway was a 19th-century British railway company that operated local lines in the Kent area, later becoming part of the larger Southern railway network.
-
E.
Leighton Buzzard Light Railway
Leighton Buzzard Light Railway is a historic narrow-gauge heritage railway in Bedfordshire, England, known for its preserved industrial locomotives and scenic tourist rides.
- F. None of above. chosen
Provenance (2 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_69d889d6535c81908be333c01deaec4e |
completed | April 10, 2026, 5:25 a.m. |
| NER | Named-entity recognition | batch_69e43a840cd08190af3385388afb8c8f |
completed | April 19, 2026, 2:14 a.m. |
Created at: April 10, 2026, 5:45 a.m.