Triple
T16289971
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | North Island Main Trunk |
E395492
|
entity |
| Predicate | operator |
P179
|
FINISHED |
| Object | KiwiRail |
E456928
|
NE FINISHED |
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: KiwiRail | Statement: [North Island Main Trunk, operator, KiwiRail]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: KiwiRail Context triple: [North Island Main Trunk, operator, KiwiRail]
-
A.
KiwiRail
chosen
KiwiRail is New Zealand’s state-owned rail operator responsible for the country’s national rail network and freight and passenger rail services.
-
B.
Auckland One Rail
Auckland One Rail is the company responsible for operating Auckland’s metropolitan passenger rail services.
-
C.
Takargo Rail
Takargo Rail is a Portuguese freight railway company that operates cargo transport services across the national rail network and into neighboring countries.
-
D.
Waka Kotahi NZ Transport Agency
Waka Kotahi NZ Transport Agency is the New Zealand government agency responsible for the country’s land transport system, including planning, funding, and managing key road infrastructure.
-
E.
New Zealand rail network
The New Zealand rail network is the nationwide system of railway lines and services that connects major cities, ports, and regions across New Zealand for freight and passenger transport.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69d87f22c7248190a54c949738441e2e |
completed | April 10, 2026, 4:40 a.m. |
| NER | Named-entity recognition | batch_69e249175e24819082e571039e278056 |
completed | April 17, 2026, 2:52 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a0025fd56008190a9cb896e7ea2d26a |
completed | May 10, 2026, 6:30 a.m. |
Created at: April 10, 2026, 5:05 a.m.