Triple
T4721144
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Sheffield Supertram |
E104768
|
entity |
| Predicate | operator |
P179
|
FINISHED |
| Object |
Stagecoach Supertram
Stagecoach Supertram is a British public transport company that operates the light rail and tram network in Sheffield, England.
|
E104768
|
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: Stagecoach Supertram | Statement: [Sheffield Supertram, operator, Stagecoach Supertram]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Stagecoach Supertram Context triple: [Sheffield Supertram, operator, Stagecoach Supertram]
-
A.
Sheffield Supertram
Sheffield Supertram is a modern light rail and tram network serving the city of Sheffield and its surrounding areas in South Yorkshire, England.
-
B.
Edinburgh Trams
Edinburgh Trams is a modern light rail system in Edinburgh, Scotland, providing urban and suburban passenger transport across the city.
-
C.
Tyne and Wear Metro
Tyne and Wear Metro is a light rail rapid transit system serving Newcastle upon Tyne, Sunderland, and surrounding areas in North East England.
-
D.
Carris trams
Carris trams are the historic yellow streetcars that form part of Lisbon’s public transport network, operating on several scenic and hilly routes throughout the city.
-
E.
Tramlink
Tramlink is a light rail tram system serving the Croydon area and surrounding districts in South 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: Stagecoach Supertram Triple: [Sheffield Supertram, operator, Stagecoach Supertram]
Generated description
Stagecoach Supertram is a British public transport company that operates the light rail and tram network in Sheffield, England.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Stagecoach Supertram Target entity description: Stagecoach Supertram is a British public transport company that operates the light rail and tram network in Sheffield, England.
-
A.
Sheffield Supertram
chosen
Sheffield Supertram is a modern light rail and tram network serving the city of Sheffield and its surrounding areas in South Yorkshire, England.
-
B.
Edinburgh Trams
Edinburgh Trams is a modern light rail system in Edinburgh, Scotland, providing urban and suburban passenger transport across the city.
-
C.
Tyne and Wear Metro
Tyne and Wear Metro is a light rail rapid transit system serving Newcastle upon Tyne, Sunderland, and surrounding areas in North East England.
-
D.
Carris trams
Carris trams are the historic yellow streetcars that form part of Lisbon’s public transport network, operating on several scenic and hilly routes throughout the city.
-
E.
Tramlink
Tramlink is a light rail tram system serving the Croydon area and surrounding districts in South London.
- F. None of above.
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_69bd43ec4a348190bc41afae43375e71 |
completed | March 20, 2026, 12:56 p.m. |
| NER | Named-entity recognition | batch_69bd642a1a808190afeefc9d65e6c539 |
completed | March 20, 2026, 3:13 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69be108fe3b08190b3d306ca4b39860d |
completed | March 21, 2026, 3:29 a.m. |
| NEDg | Description generation | batch_69be1182fee48190a01bd167a4adb21b |
completed | March 21, 2026, 3:33 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69be11e0922481909563dca0422f10d1 |
completed | March 21, 2026, 3:34 a.m. |
Created at: March 20, 2026, 1:18 p.m.