Triple
T21959143
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Harriman Dam |
E542275
|
entity |
| Predicate | owner |
P347
|
FINISHED |
| Object |
Great River Hydro LLC
Great River Hydro LLC is a U.S.-based renewable energy company that owns and operates hydroelectric power facilities in the New England region.
|
E1510684
|
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: Great River Hydro LLC | Statement: [Harriman Dam, owner, Great River Hydro LLC]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Great River Hydro LLC Context triple: [Harriman Dam, owner, Great River Hydro LLC]
-
A.
Grand River Dam Authority
The Grand River Dam Authority is a state-owned public power utility in Oklahoma that generates and transmits electricity, manages water resources, and oversees major hydroelectric and recreational lakes.
-
B.
Columbia Power Corporation
Columbia Power Corporation is a British Columbia Crown corporation that develops, owns, and operates hydroelectric power projects in the Columbia River Basin.
-
C.
Washington Water Power Company
Washington Water Power Company is a historic electric utility based in Spokane, Washington, known for developing hydroelectric power projects in the Pacific Northwest.
-
D.
Canadian Hydro Developers
Canadian Hydro Developers was a Canadian renewable energy company focused on developing and operating wind, hydro, and other clean power projects.
-
E.
Great Western Power Company
Great Western Power Company was an early 20th-century California electric utility company known for developing hydroelectric projects and infrastructure in the Sierra Nevada region.
- 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: Great River Hydro LLC Triple: [Harriman Dam, owner, Great River Hydro LLC]
Generated description
Great River Hydro LLC is a U.S.-based renewable energy company that owns and operates hydroelectric power facilities in the New England region.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Great River Hydro LLC Target entity description: Great River Hydro LLC is a U.S.-based renewable energy company that owns and operates hydroelectric power facilities in the New England region.
-
A.
Grand River Dam Authority
The Grand River Dam Authority is a state-owned public power utility in Oklahoma that generates and transmits electricity, manages water resources, and oversees major hydroelectric and recreational lakes.
-
B.
Columbia Power Corporation
Columbia Power Corporation is a British Columbia Crown corporation that develops, owns, and operates hydroelectric power projects in the Columbia River Basin.
-
C.
Washington Water Power Company
Washington Water Power Company is a historic electric utility based in Spokane, Washington, known for developing hydroelectric power projects in the Pacific Northwest.
-
D.
Canadian Hydro Developers
Canadian Hydro Developers was a Canadian renewable energy company focused on developing and operating wind, hydro, and other clean power projects.
-
E.
Great Western Power Company
Great Western Power Company was an early 20th-century California electric utility company known for developing hydroelectric projects and infrastructure in the Sierra Nevada region.
- 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_69e0c47fab1081908dc74a6545dbb051 |
completed | April 16, 2026, 11:14 a.m. |
| NER | Named-entity recognition | batch_69f1244204f081909742d4fe138610d6 |
completed | April 28, 2026, 9:18 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a0a670a3860819088b91ec76c7bbcd7 |
completed | May 18, 2026, 1:10 a.m. |
| NEDg | Description generation | batch_6a0a67d2d0e48190ae4acdc2de1371e7 |
completed | May 18, 2026, 1:13 a.m. |
| NED2 | Entity disambiguation (via description) | batch_6a0a68846fb88190bbe1510608aa9468 |
completed | May 18, 2026, 1:16 a.m. |
Created at: April 16, 2026, 8 p.m.