Triple
T18930619
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Siemens–Duewag Supertram vehicles |
E463097
|
entity |
| Predicate | partOf |
P40
|
FINISHED |
| Object | Sheffield Supertram rolling stock |
—
|
NE NERFINISHED |
How this triple was built (2 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: Sheffield Supertram rolling stock | Statement: [Siemens–Duewag Supertram vehicles, partOf, Sheffield Supertram rolling stock]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Sheffield Supertram rolling stock Context triple: [Siemens–Duewag Supertram vehicles, partOf, Sheffield Supertram rolling stock]
-
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.
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.
-
C.
Sheffield–Rotherham tram-train pilot
The Sheffield–Rotherham tram-train pilot is a pioneering UK public transport project that tests the operation of tram-train vehicles running seamlessly between city tram lines and conventional heavy rail tracks.
-
D.
Bombardier Flexity trams
Bombardier Flexity trams are a family of modern, low-floor light rail vehicles designed for urban public transport systems worldwide.
-
E.
Siemens–Duewag Supertram vehicles
Siemens–Duewag Supertram vehicles are a fleet of modern light rail trams built by Siemens and Duewag, used to operate the Sheffield Supertram network in South Yorkshire, England.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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_69d8dcfdbbb881909964fa5a75bd0b48 |
completed | April 10, 2026, 11:20 a.m. |
| NER | Named-entity recognition | batch_69e5c9bfaee881908d701c5a05528939 |
completed | April 20, 2026, 6:37 a.m. |
Created at: April 10, 2026, 11:59 a.m.