Triple
T19232477
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Melbourne W-class tram |
E480903
|
entity |
| Predicate | preservedAt |
P2249
|
FINISHED |
| Object | Christchurch Tramway |
—
|
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: Christchurch Tramway | Statement: [Melbourne W-class tram, preservedAt, Christchurch Tramway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Christchurch Tramway Context triple: [Melbourne W-class tram, preservedAt, Christchurch Tramway]
-
A.
Auckland One Rail
Auckland One Rail is the company responsible for operating Auckland’s metropolitan passenger rail services.
-
B.
Canterbury provincial railways
Canterbury provincial railways were an early network of government-built rail lines in New Zealand’s Canterbury region that laid the foundation for later national railway routes.
-
C.
Wellington Cable Car
The Wellington Cable Car is a historic funicular railway in New Zealand’s capital that runs between downtown Wellington and the hilltop suburb of Kelburn, offering scenic views over the city and harbor.
-
D.
Christchurch bus network
The Christchurch bus network is the primary public transportation system serving Christchurch, New Zealand, connecting key urban areas, suburbs, and major destinations across the city.
-
E.
Onehunga Line
The Onehunga Line is a suburban commuter rail service in Auckland, New Zealand, connecting the suburb of Onehunga with central city stations as part of the Auckland rail 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: Christchurch Tramway Target entity description: Christchurch Tramway is a heritage tramway attraction in Christchurch, New Zealand, featuring restored vintage trams that operate through the city’s central streets for tourism and historical preservation.
-
A.
Auckland One Rail
Auckland One Rail is the company responsible for operating Auckland’s metropolitan passenger rail services.
-
B.
Canterbury provincial railways
Canterbury provincial railways were an early network of government-built rail lines in New Zealand’s Canterbury region that laid the foundation for later national railway routes.
-
C.
Wellington Cable Car
The Wellington Cable Car is a historic funicular railway in New Zealand’s capital that runs between downtown Wellington and the hilltop suburb of Kelburn, offering scenic views over the city and harbor.
-
D.
Christchurch bus network
The Christchurch bus network is the primary public transportation system serving Christchurch, New Zealand, connecting key urban areas, suburbs, and major destinations across the city.
-
E.
Onehunga Line
The Onehunga Line is a suburban commuter rail service in Auckland, New Zealand, connecting the suburb of Onehunga with central city stations as part of the Auckland rail 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_69e5fa9fa7348190947129273d19c9a7 |
completed | April 20, 2026, 10:06 a.m. |
Created at: April 10, 2026, 1:25 p.m.