Triple
T609992
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Columbia River |
E12075
|
entity |
| Predicate | hasDam |
P8736
|
FINISHED |
| Object | Grand Coulee Dam |
E8529
|
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: Grand Coulee Dam | Statement: [Columbia River, hasDam, Grand Coulee Dam]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Grand Coulee Dam Context triple: [Columbia River, hasDam, Grand Coulee Dam]
-
A.
Grand Coulee Dam
chosen
Grand Coulee Dam is a massive concrete gravity dam on the Columbia River in Washington State, renowned as one of the largest power-producing facilities in the United States and a landmark of New Deal–era infrastructure.
-
B.
Hoover Dam
Hoover Dam is a massive concrete arch-gravity dam on the Colorado River, renowned as a landmark feat of 20th-century American engineering and a major source of hydroelectric power and water management in the Southwest.
-
C.
Davis Dam
Davis Dam is a concrete gravity-arch dam on the Colorado River between Nevada and Arizona that forms Lake Mohave and helps regulate water releases from Hoover Dam.
-
D.
Grand Coulee, Washington
Grand Coulee, Washington is a small city in north-central Washington state best known as the community adjacent to and serving the massive Grand Coulee Dam on the Columbia River.
-
E.
Oroville Dam
Oroville Dam is a large earthfill embankment dam on the Feather River in Northern California, serving as a key water storage, flood control, and hydroelectric facility.
- 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_69a493309df48190a327f748e88049a6 |
completed | March 1, 2026, 7:27 p.m. |
| NER | Named-entity recognition | batch_69a49df68f2c8190a0ee9da4692b2a62 |
completed | March 1, 2026, 8:13 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a52eacec94819094e920ab1c0659e8 |
completed | March 2, 2026, 6:31 a.m. |
Created at: March 1, 2026, 7:35 p.m.