Triple
T16885612
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Maraetai Power Station |
E421530
|
entity |
| Predicate | isMajorStationIn |
P1071
|
FINISHED |
| Object | Waikato River power scheme |
E416483
|
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: Waikato River power scheme | Statement: [Maraetai Power Station, isMajorStationIn, Waikato River power scheme]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Waikato River power scheme Context triple: [Maraetai Power Station, isMajorStationIn, Waikato River power scheme]
-
A.
Waikato hydro scheme
chosen
The Waikato hydro scheme is a series of hydroelectric power stations and dams on New Zealand’s Waikato River that form a major source of renewable electricity for the country.
-
B.
Waitaki hydroelectric scheme
The Waitaki hydroelectric scheme is a major series of dams, canals, and power stations on the Waitaki River system in New Zealand, providing a significant portion of the country’s hydroelectric power.
-
C.
Whakamaru Power Station
Whakamaru Power Station is a major hydroelectric power facility in New Zealand that harnesses the flow of the Waikato River to generate electricity.
-
D.
Waitaki Dam
Waitaki Dam is a major hydroelectric gravity dam in New Zealand’s South Island, forming part of the Waitaki hydro scheme and helping generate renewable electricity from the Waitaki River.
-
E.
Snowy Hydro Scheme
The Snowy Hydro Scheme is a large-scale hydroelectricity and irrigation complex in Australia’s Snowy Mountains, renowned as one of the country’s most significant engineering projects.
- 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_69d889d470fc8190b4aec199636c0c56 |
completed | April 10, 2026, 5:25 a.m. |
| NER | Named-entity recognition | batch_69e3bbc126e881909dae8133ad34acc9 |
completed | April 18, 2026, 5:13 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a00cfca11bc8190b0835de0d56ca0b1 |
completed | May 10, 2026, 6:34 p.m. |
Created at: April 10, 2026, 5:29 a.m.