Triple
T19232442
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Melbourne W-class tram |
E480903
|
entity |
| Predicate | subclass |
P1244
|
FINISHED |
| Object | W3-class tram |
—
|
NE NERFINISHED |
How this triple was built (3 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: W3-class tram | Statement: [Melbourne W-class tram, subclass, W3-class tram]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: W3-class tram Context triple: [Melbourne W-class tram, subclass, W3-class tram]
-
A.
W1-class tram
The W1-class tram was an early 20th-century electric tram design used in Melbourne, Australia, notable for its open cross-bench layout and role in the evolution of the city’s iconic W-class tram fleet.
-
B.
Tramway T3b
Tramway T3b is a Paris tram line running along the northeastern edge of the city, serving as part of the modern orbital tram network that connects multiple metro and RER lines.
-
C.
T-68 tram
The T-68 tram was a type of light rail vehicle used on Greater Manchester’s Metrolink system in the UK before being replaced by newer models.
-
D.
Tramway T3a
Tramway T3a is a modern light rail line in Paris that runs along the southern edge of the city, serving as part of the capital’s orbital tram network and connecting multiple metro and RER lines.
-
E.
SL95 tram
The SL95 tram is a high-floor, bi-directional tram model used in Oslo, Norway, known for its large capacity and operation on the city’s light rail and tram network.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: W3-class tram Target entity description: The W3-class tram is an early variant of Melbourne’s iconic W-class electric trams, featuring a larger, wider body and improved passenger capacity compared to its predecessors.
-
A.
W1-class tram
The W1-class tram was an early 20th-century electric tram design used in Melbourne, Australia, notable for its open cross-bench layout and role in the evolution of the city’s iconic W-class tram fleet.
-
B.
Tramway T3b
Tramway T3b is a Paris tram line running along the northeastern edge of the city, serving as part of the modern orbital tram network that connects multiple metro and RER lines.
-
C.
T-68 tram
The T-68 tram was a type of light rail vehicle used on Greater Manchester’s Metrolink system in the UK before being replaced by newer models.
-
D.
Tramway T3a
Tramway T3a is a modern light rail line in Paris that runs along the southern edge of the city, serving as part of the capital’s orbital tram network and connecting multiple metro and RER lines.
-
E.
SL95 tram
The SL95 tram is a high-floor, bi-directional tram model used in Oslo, Norway, known for its large capacity and operation on the city’s light rail and tram network.
- F. None of above. chosen
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_69d8e8ccb8f48190ad420098e74fb1db |
completed | April 10, 2026, 12:10 p.m. |
| NER | Named-entity recognition | batch_69e5fa9db56081908f50d318d7fc9eaa |
completed | April 20, 2026, 10:06 a.m. |
Created at: April 10, 2026, 1:25 p.m.