Triple
T181942
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Public Works Administration |
E3895
|
entity |
| Predicate | notableProject |
P4
|
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: [Public Works Administration, notableProject, Grand Coulee Dam]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Grand Coulee Dam Context triple: [Public Works Administration, notableProject, 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.
Croton Falls Dam
Croton Falls Dam is a masonry gravity dam in Westchester County, New York, that forms the Croton Falls Reservoir as part of New York City’s water supply system.
-
D.
Multnomah Falls
Multnomah Falls is a famous two-tiered waterfall in the Columbia River Gorge of Oregon, known for its scenic beauty and iconic footbridge.
-
E.
Nevada Fall
Nevada Fall is a prominent and picturesque waterfall on the Merced River in Yosemite National Park, known for its powerful drop and dramatic granite surroundings.
- 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_69a25497e2f08190a040f8c6e1842643 |
completed | Feb. 28, 2026, 2:36 a.m. |
| NER | Named-entity recognition | batch_69a25923507c8190bd7f6eda404b0da0 |
completed | Feb. 28, 2026, 2:55 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a2fd0405608190bf4c1aa8a8fa9ad1 |
completed | Feb. 28, 2026, 2:34 p.m. |
Created at: Feb. 28, 2026, 2:40 a.m.