Triple
T21702926
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Auckland rail network |
E535697
|
entity |
| Predicate | usesRollingStock |
P5426
|
FINISHED |
| Object | ADC class diesel multiple unit |
—
|
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: ADC class diesel multiple unit | Statement: [Auckland rail network, usesRollingStock, ADC class diesel multiple unit]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: ADC class diesel multiple unit Context triple: [Auckland rail network, usesRollingStock, ADC class diesel multiple unit]
-
A.
ADL class diesel multiple unit
chosen
The ADL class diesel multiple unit is a type of self-propelled diesel passenger train used for suburban and regional rail services, notably in Auckland, New Zealand.
-
B.
Class 170 diesel multiple unit
The Class 170 diesel multiple unit is a British Turbostar family regional train used extensively for passenger services across the UK rail network.
-
C.
Class 150 diesel multiple unit
The Class 150 diesel multiple unit is a British two- or three-car regional passenger train introduced in the 1980s and widely used on local and suburban services across the UK rail network.
-
D.
Class 158 diesel multiple unit
The Class 158 diesel multiple unit is a British regional passenger train built in the late 1980s and early 1990s, known for its air-conditioned interiors and use on longer-distance services across the UK rail network.
-
E.
Class 156 diesel multiple unit
The Class 156 diesel multiple unit is a British two-car regional train type introduced in the late 1980s for local and medium-distance passenger services.
- 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_69e0c46b44c0819088ab883ebd44e0e8 |
completed | April 16, 2026, 11:13 a.m. |
| NER | Named-entity recognition | batch_69ef9b8161348190842c433531cfaa5b |
completed | April 27, 2026, 5:23 p.m. |
Created at: April 16, 2026, 6:46 p.m.