Triple
T409448
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Rawtenstall |
E9454
|
entity |
| Predicate | servedByRailway |
P848
|
FINISHED |
| Object |
East Lancashire Railway
The East Lancashire Railway is a heritage railway in North West England that operates preserved steam and diesel services along a former main line between Heywood and Rawtenstall.
|
E51934
|
NE FINISHED |
How this triple was built (5 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: East Lancashire Railway | Statement: [Rawtenstall, servedByRailway, East Lancashire Railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: East Lancashire Railway Context triple: [Rawtenstall, servedByRailway, East Lancashire Railway]
-
A.
Lancashire and Yorkshire Railway
The Lancashire and Yorkshire Railway was a major pre-grouping British railway company that operated an extensive network of lines across industrial northern England during the 19th and early 20th centuries.
-
B.
Manchester–Crewe line
The Manchester–Crewe line is a key railway route in North West England linking Manchester with Crewe and serving major intermediate stops including Manchester Airport.
-
C.
Manchester–Preston line
The Manchester–Preston line is a key railway route in North West England linking Manchester with Preston and serving major intermediate stations such as Manchester Oxford Road.
-
D.
Midland Railway
Midland Railway was a major 19th- and early 20th-century British railway company that operated extensive routes across central and northern England and played a key role in the development of the UK rail network.
-
E.
Rochdale line
The Rochdale line is a railway route in Greater Manchester, England, forming part of the local and regional rail network connecting Manchester with Rochdale and surrounding areas.
- 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: East Lancashire Railway Triple: [Rawtenstall, servedByRailway, East Lancashire Railway]
Generated description
The East Lancashire Railway is a heritage railway in North West England that operates preserved steam and diesel services along a former main line between Heywood and Rawtenstall.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: East Lancashire Railway Target entity description: The East Lancashire Railway is a heritage railway in North West England that operates preserved steam and diesel services along a former main line between Heywood and Rawtenstall.
-
A.
Lancashire and Yorkshire Railway
The Lancashire and Yorkshire Railway was a major pre-grouping British railway company that operated an extensive network of lines across industrial northern England during the 19th and early 20th centuries.
-
B.
Manchester–Crewe line
The Manchester–Crewe line is a key railway route in North West England linking Manchester with Crewe and serving major intermediate stops including Manchester Airport.
-
C.
Manchester–Preston line
The Manchester–Preston line is a key railway route in North West England linking Manchester with Preston and serving major intermediate stations such as Manchester Oxford Road.
-
D.
Midland Railway
Midland Railway was a major 19th- and early 20th-century British railway company that operated extensive routes across central and northern England and played a key role in the development of the UK rail network.
-
E.
Rochdale line
The Rochdale line is a railway route in Greater Manchester, England, forming part of the local and regional rail network connecting Manchester with Rochdale and surrounding areas.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: servedByRailway Context triple: [Rawtenstall, servedByRailway, East Lancashire Railway]
-
A.
servedByRailroad
Indicates that a location or facility is provided with transportation or service by a railroad line or company.
-
B.
railwayCompany
Indicates that one entity is a railway company that owns, operates, or manages railway services or infrastructure in relation to another entity.
-
C.
hasRailStation
Indicates that one entity possesses, contains, or is served by a rail station.
-
D.
hasRailwayStation
Indicates that a place or location is served by, or contains, a railway station.
-
E.
railwayLine
chosen
Indicates that there is a railway line connection or route associated with or passing through the referenced entity.
- F. None of above.
Provenance (6 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_69a2e80111fc8190961d5b7c6154123f |
completed | Feb. 28, 2026, 1:05 p.m. |
| NER | Named-entity recognition | batch_69a2ed31681c8190ac32334562fb17fd |
completed | Feb. 28, 2026, 1:27 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a41777d794819099a07555ad2defe2 |
completed | March 1, 2026, 10:39 a.m. |
| NEDg | Description generation | batch_69a418da55088190935babe9abae5ac4 |
completed | March 1, 2026, 10:45 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69a4196334948190a1f6004b1a292550 |
completed | March 1, 2026, 10:48 a.m. |
| PD | Predicate disambiguation | batch_69a2e9737694819080fde9adcc1aa4d4 |
completed | Feb. 28, 2026, 1:11 p.m. |
Created at: Feb. 28, 2026, 1:08 p.m.