Triple
T16885582
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Maraetai Power Station |
E421530
|
entity |
| Predicate | hasReservoir |
P1025
|
FINISHED |
| Object |
Maraetai Reservoir
Maraetai Reservoir is a man-made lake on New Zealand’s Waikato River that serves as the primary water storage and headpond for the Maraetai hydroelectric power station.
|
E1240691
|
NE FINISHED |
How this triple was built (4 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: Maraetai Reservoir | Statement: [Maraetai Power Station, hasReservoir, Maraetai Reservoir]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Maraetai Reservoir Context triple: [Maraetai Power Station, hasReservoir, Maraetai Reservoir]
-
A.
Tawa Reservoir
Tawa Reservoir is a scenic artificial lake in Madhya Pradesh, India, popular for boating, fishing, and wildlife viewing in the surrounding forested hills.
-
B.
Blowering Reservoir
Blowering Reservoir is a major water storage and hydroelectric facility on the Tumut River in New South Wales, Australia, used for irrigation, power generation, and flood mitigation.
-
C.
Kentmere Reservoir
Kentmere Reservoir is an upland man-made lake in the Kentmere Valley of England’s Lake District, used primarily for water supply and situated in the headwaters of the River Kent.
-
D.
Merimere Reservoir
Merimere Reservoir is a scenic body of water in Meriden, Connecticut, known for its surrounding cliffs, hiking trails, and role as a central natural feature of Hubbard Park.
-
E.
Samanalawewa Reservoir
Samanalawewa Reservoir is a man-made lake in Sri Lanka known for its role in hydroelectric power generation and irrigation within the Sabaragamuwa Province.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Maraetai Reservoir Triple: [Maraetai Power Station, hasReservoir, Maraetai Reservoir]
Generated description
Maraetai Reservoir is a man-made lake on New Zealand’s Waikato River that serves as the primary water storage and headpond for the Maraetai hydroelectric power station.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Maraetai Reservoir Target entity description: Maraetai Reservoir is a man-made lake on New Zealand’s Waikato River that serves as the primary water storage and headpond for the Maraetai hydroelectric power station.
-
A.
Tawa Reservoir
Tawa Reservoir is a scenic artificial lake in Madhya Pradesh, India, popular for boating, fishing, and wildlife viewing in the surrounding forested hills.
-
B.
Blowering Reservoir
Blowering Reservoir is a major water storage and hydroelectric facility on the Tumut River in New South Wales, Australia, used for irrigation, power generation, and flood mitigation.
-
C.
Kentmere Reservoir
Kentmere Reservoir is an upland man-made lake in the Kentmere Valley of England’s Lake District, used primarily for water supply and situated in the headwaters of the River Kent.
-
D.
Merimere Reservoir
Merimere Reservoir is a scenic body of water in Meriden, Connecticut, known for its surrounding cliffs, hiking trails, and role as a central natural feature of Hubbard Park.
-
E.
Samanalawewa Reservoir
Samanalawewa Reservoir is a man-made lake in Sri Lanka known for its role in hydroelectric power generation and irrigation within the Sabaragamuwa Province.
- F. None of above. chosen
Provenance (5 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. |
| NEDg | Description generation | batch_6a00d048da5c8190ba7b96665c4e0f8b |
completed | May 10, 2026, 6:36 p.m. |
| NED2 | Entity disambiguation (via description) | batch_6a00d0d23c248190bf0cfedd846f2161 |
completed | May 10, 2026, 6:39 p.m. |
Created at: April 10, 2026, 5:29 a.m.