Triple
T16470654
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | 6201 Princess Elizabeth |
E400049
|
entity |
| Predicate | heritageOperator |
P56395
|
FINISHED |
| Object |
Princess Elizabeth Locomotive Society
The Princess Elizabeth Locomotive Society is a preservation group dedicated to maintaining and operating the historic LMS Princess Royal Class steam locomotive No. 6201 "Princess Elizabeth" on the mainline and at heritage railways.
|
E1215493
|
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: Princess Elizabeth Locomotive Society | Statement: [6201 Princess Elizabeth, heritageOperator, Princess Elizabeth Locomotive Society]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Princess Elizabeth Locomotive Society Context triple: [6201 Princess Elizabeth, heritageOperator, Princess Elizabeth Locomotive Society]
-
A.
A1 Steam Locomotive Trust
The A1 Steam Locomotive Trust is a British charitable organization dedicated to designing, building, and operating new mainline steam locomotives to historic LNER designs.
-
B.
Heritage Railway Association
The Heritage Railway Association is a UK-based organization that represents, supports, and advocates for heritage railways, tramways, and related preservation groups.
-
C.
Bluebell Railway
Bluebell Railway is a renowned preserved heritage railway in Sussex, England, operating historic steam trains through scenic countryside and serving as a popular tourist attraction and film location.
-
D.
Anglia Railways
Anglia Railways was a former British train operating company that ran passenger rail services in East Anglia following the privatisation of UK railways.
-
E.
Stourbridge Lion locomotive
The Stourbridge Lion locomotive was one of the first steam locomotives to operate in the United States and the first to run on a commercial railroad there.
- 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: Princess Elizabeth Locomotive Society Triple: [6201 Princess Elizabeth, heritageOperator, Princess Elizabeth Locomotive Society]
Generated description
The Princess Elizabeth Locomotive Society is a preservation group dedicated to maintaining and operating the historic LMS Princess Royal Class steam locomotive No. 6201 "Princess Elizabeth" on the mainline and at heritage railways.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Princess Elizabeth Locomotive Society Target entity description: The Princess Elizabeth Locomotive Society is a preservation group dedicated to maintaining and operating the historic LMS Princess Royal Class steam locomotive No. 6201 "Princess Elizabeth" on the mainline and at heritage railways.
-
A.
A1 Steam Locomotive Trust
The A1 Steam Locomotive Trust is a British charitable organization dedicated to designing, building, and operating new mainline steam locomotives to historic LNER designs.
-
B.
Heritage Railway Association
The Heritage Railway Association is a UK-based organization that represents, supports, and advocates for heritage railways, tramways, and related preservation groups.
-
C.
Bluebell Railway
Bluebell Railway is a renowned preserved heritage railway in Sussex, England, operating historic steam trains through scenic countryside and serving as a popular tourist attraction and film location.
-
D.
Anglia Railways
Anglia Railways was a former British train operating company that ran passenger rail services in East Anglia following the privatisation of UK railways.
-
E.
Stourbridge Lion locomotive
The Stourbridge Lion locomotive was one of the first steam locomotives to operate in the United States and the first to run on a commercial railroad there.
- 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_69d87f2dac988190b74d6e185fa88ba4 |
completed | April 10, 2026, 4:40 a.m. |
| NER | Named-entity recognition | batch_69e32dd0d2fc81909b68b5afb00f192f |
completed | April 18, 2026, 7:08 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a004f5af4308190bd023624de35027f |
completed | May 10, 2026, 9:26 a.m. |
| NEDg | Description generation | batch_6a0050c5d4548190a674c1c19f08a9fd |
completed | May 10, 2026, 9:32 a.m. |
| NED2 | Entity disambiguation (via description) | batch_6a0051a7ae208190b33d42cc8d4bb21f |
completed | May 10, 2026, 9:36 a.m. |
Created at: April 10, 2026, 5:11 a.m.