Triple
T22011708
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Youghiogheny River Lake |
E543591
|
entity |
| Predicate | managingAgency |
P86
|
FINISHED |
| Object |
USACE Pittsburgh District
The USACE Pittsburgh District is a regional office of the U.S. Army Corps of Engineers responsible for managing navigation, flood risk reduction, and water resource infrastructure across parts of western Pennsylvania, northern West Virginia, and eastern Ohio.
|
E1513528
|
NE FINISHED |
How this triple was built (4 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: USACE Pittsburgh District | Statement: [Youghiogheny River Lake, managingAgency, USACE Pittsburgh District]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: USACE Pittsburgh District Context triple: [Youghiogheny River Lake, managingAgency, USACE Pittsburgh District]
-
A.
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.
-
B.
U.S. Army Corps of Engineers Louisville District
The U.S. Army Corps of Engineers Louisville District is a regional command of the Corps responsible for managing major civil works projects, including navigation, flood risk management, and infrastructure along portions of the Ohio and Mississippi River systems.
-
C.
USACE Rock Island District
USACE Rock Island District is a regional division of the U.S. Army Corps of Engineers responsible for managing navigation, flood risk, and related water resource projects along portions of the Upper Mississippi River and Illinois Waterway.
-
D.
USACE Wilmington District
The USACE Wilmington District is a regional office of the U.S. Army Corps of Engineers responsible for managing water resources, navigation, flood risk reduction, and related civil works projects in parts of North Carolina and surrounding areas.
-
E.
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.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: USACE Pittsburgh District Triple: [Youghiogheny River Lake, managingAgency, USACE Pittsburgh District]
Generated description
The USACE Pittsburgh District is a regional office of the U.S. Army Corps of Engineers responsible for managing navigation, flood risk reduction, and water resource infrastructure across parts of western Pennsylvania, northern West Virginia, and eastern Ohio.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: USACE Pittsburgh District Target entity description: The USACE Pittsburgh District is a regional office of the U.S. Army Corps of Engineers responsible for managing navigation, flood risk reduction, and water resource infrastructure across parts of western Pennsylvania, northern West Virginia, and eastern Ohio.
-
A.
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.
-
B.
U.S. Army Corps of Engineers Louisville District
The U.S. Army Corps of Engineers Louisville District is a regional command of the Corps responsible for managing major civil works projects, including navigation, flood risk management, and infrastructure along portions of the Ohio and Mississippi River systems.
-
C.
USACE Rock Island District
USACE Rock Island District is a regional division of the U.S. Army Corps of Engineers responsible for managing navigation, flood risk, and related water resource projects along portions of the Upper Mississippi River and Illinois Waterway.
-
D.
USACE Wilmington District
The USACE Wilmington District is a regional office of the U.S. Army Corps of Engineers responsible for managing water resources, navigation, flood risk reduction, and related civil works projects in parts of North Carolina and surrounding areas.
-
E.
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.
- F. None of above. chosen
Provenance (5 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_69e11e2db934819095556760c7d85e4d |
completed | April 16, 2026, 5:36 p.m. |
| NER | Named-entity recognition | batch_69f127a520bc8190865f525a87255fb2 |
completed | April 28, 2026, 9:33 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a0a7378f3088190a38ae4ac5e44f41d |
completed | May 18, 2026, 2:03 a.m. |
| NEDg | Description generation | batch_6a0a748c80b88190aaca0c0540c6f802 |
completed | May 18, 2026, 2:08 a.m. |
| NED2 | Entity disambiguation (via description) | batch_6a0a7539f3308190a1ff50ad7cf89545 |
completed | May 18, 2026, 2:11 a.m. |
Created at: April 16, 2026, 8:22 p.m.