Triple
T18217302
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Libby Dam |
E436194
|
entity |
| Predicate | jurisdiction |
P82
|
FINISHED |
| Object | U.S. Army Corps of Engineers Seattle District |
—
|
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: U.S. Army Corps of Engineers Seattle District | Statement: [Libby Dam, jurisdiction, U.S. Army Corps of Engineers Seattle District]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: U.S. Army Corps of Engineers Seattle District Context triple: [Libby Dam, jurisdiction, U.S. Army Corps of Engineers Seattle District]
-
A.
NAVFAC Northwest
NAVFAC Northwest is a regional command of the U.S. Naval Facilities Engineering Systems Command responsible for providing facility engineering, construction, and public works support to Navy and Marine Corps installations in the Northwestern United States.
-
B.
Walla Walla District, U.S. Army Corps of Engineers
The Walla Walla District, U.S. Army Corps of Engineers is a regional Corps district in the Pacific Northwest responsible for planning, constructing, operating, and maintaining federal water resources, navigation, hydropower, and flood risk management projects along portions of the Columbia and Snake River basins.
-
C.
Portland District, U.S. Army Corps of Engineers
The Portland District, U.S. Army Corps of Engineers is a regional Corps district responsible for managing major water resources, navigation, hydropower, and environmental restoration projects across much of Oregon and southwestern Washington.
-
D.
U.S. Army Corps of Engineers
The U.S. Army Corps of Engineers is a federal agency within the U.S. Department of Defense responsible for designing, building, and maintaining military and civil engineering projects such as dams, waterways, and infrastructure.
-
E.
Whatcom County Public Works
Whatcom County Public Works is a county government department in Washington State responsible for infrastructure services such as roads, solid waste, and the operation of local ferry transportation.
- 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: U.S. Army Corps of Engineers Seattle District Target entity description: The U.S. Army Corps of Engineers Seattle District is a regional division of the U.S. Army Corps of Engineers responsible for civil works, military construction, and water resource management projects across the Pacific Northwest.
-
A.
NAVFAC Northwest
NAVFAC Northwest is a regional command of the U.S. Naval Facilities Engineering Systems Command responsible for providing facility engineering, construction, and public works support to Navy and Marine Corps installations in the Northwestern United States.
-
B.
Walla Walla District, U.S. Army Corps of Engineers
The Walla Walla District, U.S. Army Corps of Engineers is a regional Corps district in the Pacific Northwest responsible for planning, constructing, operating, and maintaining federal water resources, navigation, hydropower, and flood risk management projects along portions of the Columbia and Snake River basins.
-
C.
Portland District, U.S. Army Corps of Engineers
The Portland District, U.S. Army Corps of Engineers is a regional Corps district responsible for managing major water resources, navigation, hydropower, and environmental restoration projects across much of Oregon and southwestern Washington.
-
D.
U.S. Army Corps of Engineers
The U.S. Army Corps of Engineers is a federal agency within the U.S. Department of Defense responsible for designing, building, and maintaining military and civil engineering projects such as dams, waterways, and infrastructure.
-
E.
Whatcom County Public Works
Whatcom County Public Works is a county government department in Washington State responsible for infrastructure services such as roads, solid waste, and the operation of local ferry transportation.
- 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_69d8b9103a8081908bbb0836fef10efd |
completed | April 10, 2026, 8:47 a.m. |
| NER | Named-entity recognition | batch_69e4e4782db4819093baee57f34be490 |
completed | April 19, 2026, 2:19 p.m. |
Created at: April 10, 2026, 10:32 a.m.