Triple
T16591658
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Nepean River |
E403102
|
entity |
| Predicate | hasDam |
P8736
|
FINISHED |
| Object | Nepean Dam |
—
|
NE NERFINISHED |
How this triple was built (3 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: Nepean Dam | Statement: [Nepean River, hasDam, Nepean Dam]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Nepean Dam Context triple: [Nepean River, hasDam, Nepean Dam]
-
A.
Manotick Dam
Manotick Dam is a historic water-control structure on the Rideau River in Manotick, Ontario, known for its role in local milling and as a prominent village landmark.
-
B.
Fairbairn Dam
Fairbairn Dam is a major water storage and irrigation dam in Central Queensland, Australia, primarily serving agricultural and regional water needs near the town of Emerald.
-
C.
Lajoie Dam
Lajoie Dam is a hydroelectric dam on British Columbia’s Bridge River that forms part of the Bridge River Power Project.
-
D.
Tulloch Dam
Tulloch Dam is a concrete gravity dam on the Stanislaus River in California that forms Tulloch Reservoir for irrigation, hydroelectric power generation, and recreation.
-
E.
O’Sullivan Dam
O’Sullivan Dam is a major earth-fill dam in central Washington State that forms Potholes Reservoir and plays a key role in irrigation and water management for the Columbia Basin Project.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Nepean Dam Target entity description: Nepean Dam is a major water supply dam in New South Wales, Australia, forming part of Sydney’s drinking water catchment system.
-
A.
Manotick Dam
Manotick Dam is a historic water-control structure on the Rideau River in Manotick, Ontario, known for its role in local milling and as a prominent village landmark.
-
B.
Fairbairn Dam
Fairbairn Dam is a major water storage and irrigation dam in Central Queensland, Australia, primarily serving agricultural and regional water needs near the town of Emerald.
-
C.
Lajoie Dam
Lajoie Dam is a hydroelectric dam on British Columbia’s Bridge River that forms part of the Bridge River Power Project.
-
D.
Tulloch Dam
Tulloch Dam is a concrete gravity dam on the Stanislaus River in California that forms Tulloch Reservoir for irrigation, hydroelectric power generation, and recreation.
-
E.
O’Sullivan Dam
O’Sullivan Dam is a major earth-fill dam in central Washington State that forms Potholes Reservoir and plays a key role in irrigation and water management for the Columbia Basin Project.
- F. None of above. chosen
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_69d88387363c8190a97a0c942130de97 |
completed | April 10, 2026, 4:58 a.m. |
| NER | Named-entity recognition | batch_69e359a123e8819095cd73cd848a3345 |
completed | April 18, 2026, 10:14 a.m. |
Created at: April 10, 2026, 5:16 a.m.