Triple
T3447221
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Lydney |
E72705
|
entity |
| Predicate | hasFacility |
P105
|
FINISHED |
| Object |
Dean Forest Railway
The Dean Forest Railway is a heritage steam and diesel railway in Gloucestershire, England, that operates preserved trains through the Forest of Dean for tourism and enthusiast rides.
|
E358608
|
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: Dean Forest Railway | Statement: [Lydney, hasFacility, Dean Forest Railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Dean Forest Railway Context triple: [Lydney, hasFacility, Dean Forest Railway]
-
A.
Mid Hants Railway
Mid Hants Railway, also known as the Watercress Line, is a preserved heritage railway in Hampshire, England, famed for its steam-hauled services through scenic countryside.
-
B.
North Yorkshire Moors Railway
North Yorkshire Moors Railway is a heritage steam and diesel railway in North Yorkshire, England, offering scenic journeys through the North York Moors National Park.
-
C.
Llangollen Railway
Llangollen Railway is a preserved heritage railway in Denbighshire, Wales, known for operating steam and heritage diesel services through the scenic Dee Valley.
-
D.
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.
-
E.
Cambrian Heritage Railways
Cambrian Heritage Railways is a preserved heritage railway in Shropshire, England, dedicated to restoring and operating former Cambrian Railways lines and rolling stock for historical and tourist purposes.
- 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: Dean Forest Railway Triple: [Lydney, hasFacility, Dean Forest Railway]
Generated description
The Dean Forest Railway is a heritage steam and diesel railway in Gloucestershire, England, that operates preserved trains through the Forest of Dean for tourism and enthusiast rides.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Dean Forest Railway Target entity description: The Dean Forest Railway is a heritage steam and diesel railway in Gloucestershire, England, that operates preserved trains through the Forest of Dean for tourism and enthusiast rides.
-
A.
Mid Hants Railway
Mid Hants Railway, also known as the Watercress Line, is a preserved heritage railway in Hampshire, England, famed for its steam-hauled services through scenic countryside.
-
B.
North Yorkshire Moors Railway
North Yorkshire Moors Railway is a heritage steam and diesel railway in North Yorkshire, England, offering scenic journeys through the North York Moors National Park.
-
C.
Llangollen Railway
Llangollen Railway is a preserved heritage railway in Denbighshire, Wales, known for operating steam and heritage diesel services through the scenic Dee Valley.
-
D.
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.
-
E.
Cambrian Heritage Railways
Cambrian Heritage Railways is a preserved heritage railway in Shropshire, England, dedicated to restoring and operating former Cambrian Railways lines and rolling stock for historical and tourist purposes.
- 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_69ad85b05c848190b7a28ceec2bd7b74 |
completed | March 8, 2026, 2:20 p.m. |
| NER | Named-entity recognition | batch_69adba6efb188190b989fa4d6f28e16b |
completed | March 8, 2026, 6:05 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b360e32ba08190bcd2f3cbe963c443 |
completed | March 13, 2026, 12:57 a.m. |
| NEDg | Description generation | batch_69b3615e714481909535fa9aace3a170 |
completed | March 13, 2026, 12:59 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69b361b6f32c8190871c669a2b43ef56 |
completed | March 13, 2026, 1 a.m. |
Created at: March 8, 2026, 3:16 p.m.