Triple
T22956656
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Waitaki hydroelectric scheme |
E570776
|
entity |
| Predicate | operator |
P179
|
FINISHED |
| Object | Meridian Energy |
—
|
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: Meridian Energy | Statement: [Waitaki hydroelectric scheme, operator, Meridian Energy]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Meridian Energy Context triple: [Waitaki hydroelectric scheme, operator, Meridian Energy]
-
A.
Meridian Energy
chosen
Meridian Energy is a major New Zealand electricity generator and retailer, known for its extensive portfolio of renewable energy assets including large hydroelectric power stations.
-
B.
Utilita Energy
Utilita Energy is a UK-based independent energy supplier known for providing pay-as-you-go gas and electricity services, particularly to prepayment meter customers.
-
C.
Great Western Power Company
Great Western Power Company was an early 20th-century California electric utility company known for developing hydroelectric projects and infrastructure in the Sierra Nevada region.
-
D.
Transpower New Zealand
Transpower New Zealand is the state-owned enterprise responsible for owning and operating New Zealand’s national electricity transmission grid.
-
E.
AGL Energy
AGL Energy is a major Australian energy company that generates and retails electricity and gas to residential, commercial, and industrial customers.
- 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_69e245b212a88190b5259caf51606084 |
completed | April 17, 2026, 2:37 p.m. |
| NER | Named-entity recognition | batch_69f181f15ebc8190bf477539f7c23985 |
completed | April 29, 2026, 3:58 a.m. |
Created at: April 17, 2026, 3:47 p.m.