Triple
T17613113
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Hunter railway line |
E429010
|
entity |
| Predicate | passengerRollingStock |
P128290
|
FINISHED |
| Object | NSW TrainLink Endeavour railcar |
—
|
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: NSW TrainLink Endeavour railcar | Statement: [Hunter railway line, passengerRollingStock, NSW TrainLink Endeavour railcar]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: NSW TrainLink Endeavour railcar Context triple: [Hunter railway line, passengerRollingStock, NSW TrainLink Endeavour railcar]
-
A.
NSW TrainLink Hunter railcar
The NSW TrainLink Hunter railcar is a diesel multiple unit fleet used for regional passenger services in the Hunter region of New South Wales, Australia.
-
B.
NSW TrainLink Xplorer
The NSW TrainLink Xplorer is a diesel multiple unit passenger train operated by NSW TrainLink that provides regional rail services across New South Wales, Australia.
-
C.
NSW TrainLink XPT
The NSW TrainLink XPT is a long-distance passenger train service in New South Wales, Australia, modeled on the British InterCity 125 and operating key regional and interstate routes.
-
D.
Endeavour railcar
chosen
The Endeavour railcar is a class of diesel multiple unit passenger trains operating regional and intercity services in New South Wales, Australia.
-
E.
Sydney Trains T set (Tangara)
The Sydney Trains T set, commonly known as the Tangara, is a class of double-deck electric multiple unit trains that have operated extensively across the Sydney suburban rail network since the late 1980s.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: passengerRollingStock Context triple: [Hunter railway line, passengerRollingStock, NSW TrainLink Endeavour railcar]
-
A.
formerRollingStock
Indicates that an entity was previously used as rolling stock (e.g., railway vehicles) but no longer serves in that capacity.
-
B.
ownedRollingStock
Indicates that one entity possesses or has ownership rights over specific rolling stock (such as trains, railcars, or locomotives).
-
C.
introducedRollingStock
Indicates that an entity caused new rolling stock (such as trains or rail vehicles) to be put into service or use.
-
D.
laterRollingStock
Indicates that one piece of rolling stock comes into use or service at a later time than another piece of rolling stock.
-
E.
notableRollingStock
Indicates that there is a notable or historically significant piece of rolling stock (such as a train car or locomotive) associated with the subject.
- F. None of above. chosen
Provenance (4 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_69d889e1c6148190ba76241e74688f8b |
completed | April 10, 2026, 5:25 a.m. |
| NER | Named-entity recognition | batch_69e46d2eaa348190a8226eef8c0d6e31 |
completed | April 19, 2026, 5:50 a.m. |
| PD | Predicate disambiguation | batch_69e3cdd7da34819099bc9481c5a79bab |
completed | April 18, 2026, 6:30 p.m. |
| PDg | Predicate description generation | batch_69e3cfaac2b881909e1140339eb1a0dd |
completed | April 18, 2026, 6:38 p.m. |
Created at: April 10, 2026, 5:51 a.m.