Triple
T19899211
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Big Bend Dam |
E478235
|
entity |
| Predicate | managedBy |
P86
|
FINISHED |
| Object | U.S. Army Corps of Engineers Omaha District |
—
|
NE NERFINISHED |
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: U.S. Army Corps of Engineers Omaha District | Statement: [Big Bend Dam, managedBy, U.S. Army Corps of Engineers Omaha District]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: U.S. Army Corps of Engineers Omaha District Context triple: [Big Bend Dam, managedBy, U.S. Army Corps of Engineers Omaha District]
-
A.
U.S. Army Corps of Engineers Omaha District
chosen
The U.S. Army Corps of Engineers Omaha District is a regional division of the U.S. Army Corps of Engineers responsible for managing major water resources, flood control, and civil works projects across portions of the Missouri River basin and surrounding areas.
-
B.
U.S. Army Corps of Engineers Kansas City District
The U.S. Army Corps of Engineers Kansas City District is a regional division of the U.S. Army Corps of Engineers responsible for civil works, water resource management, and infrastructure projects across parts of Kansas, Missouri, and surrounding states.
-
C.
U.S. Army Corps of Engineers St. Paul District
The U.S. Army Corps of Engineers St. Paul District is a regional division of the Corps responsible for managing navigation, flood risk reduction, and water resource infrastructure across portions of the Upper Mississippi River and surrounding watersheds.
-
D.
U.S. Army Corps of Engineers St. Louis District
The U.S. Army Corps of Engineers St. Louis District is a regional command of the Corps responsible for managing navigation, flood risk reduction, and related water resource infrastructure and projects along key reaches of the Mississippi River and surrounding waterways.
-
E.
Tulsa District, U.S. Army Corps of Engineers
The Tulsa District, U.S. Army Corps of Engineers is a regional command of the U.S. Army Corps responsible for managing water resources, flood control, navigation, and related civil works projects across parts of Oklahoma and neighboring states.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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_69d8e520682081909892916424699bd5 |
completed | April 10, 2026, 11:55 a.m. |
| NER | Named-entity recognition | batch_69e6593fbb348190afa7acf45af406ed |
completed | April 20, 2026, 4:50 p.m. |
Created at: April 10, 2026, 1:52 p.m.