Triple
T469819
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Grand Coulee Dam |
E8529
|
entity |
| Predicate | hasPart |
P35
|
FINISHED |
| Object |
Left Powerhouse
Left Powerhouse is one of the major hydroelectric generating stations within the Grand Coulee Dam complex on the Columbia River in Washington State.
|
E58690
|
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: Left Powerhouse | Statement: [Grand Coulee Dam, hasPart, Left Powerhouse]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Left Powerhouse Context triple: [Grand Coulee Dam, hasPart, Left Powerhouse]
-
A.
New Left
The New Left was a broad 1960s–1970s political movement, especially among students and intellectuals in the United States and Western Europe, that emphasized civil rights, participatory democracy, and opposition to the Vietnam War and traditional establishment politics.
-
B.
Right and Left
"Right and Left" is a 1909 oil painting by American artist Winslow Homer depicting two ducks at the moment they are shot in mid-flight, noted for its dramatic composition and exploration of mortality.
-
C.
Progressive Alliance
The Progressive Alliance is an international network of social-democratic, socialist, and progressive political parties and organizations that collaborate to promote democracy, social justice, and sustainable development worldwide.
-
D.
United First
United First is United Airlines’ premium first-class cabin offered on many domestic and short-haul international flights, featuring enhanced comfort, amenities, and personalized service compared to economy cabins.
-
E.
Union
The Union was the federal government and Northern states of the United States that opposed the seceding Confederate states during the American Civil War.
- 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: Left Powerhouse Triple: [Grand Coulee Dam, hasPart, Left Powerhouse]
Generated description
Left Powerhouse is one of the major hydroelectric generating stations within the Grand Coulee Dam complex on the Columbia River in Washington State.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Left Powerhouse Target entity description: Left Powerhouse is one of the major hydroelectric generating stations within the Grand Coulee Dam complex on the Columbia River in Washington State.
-
A.
New Left
The New Left was a broad 1960s–1970s political movement, especially among students and intellectuals in the United States and Western Europe, that emphasized civil rights, participatory democracy, and opposition to the Vietnam War and traditional establishment politics.
-
B.
Right and Left
"Right and Left" is a 1909 oil painting by American artist Winslow Homer depicting two ducks at the moment they are shot in mid-flight, noted for its dramatic composition and exploration of mortality.
-
C.
Progressive Alliance
The Progressive Alliance is an international network of social-democratic, socialist, and progressive political parties and organizations that collaborate to promote democracy, social justice, and sustainable development worldwide.
-
D.
United First
United First is United Airlines’ premium first-class cabin offered on many domestic and short-haul international flights, featuring enhanced comfort, amenities, and personalized service compared to economy cabins.
-
E.
Union
The Union was the federal government and Northern states of the United States that opposed the seceding Confederate states during the American Civil War.
- 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_69a2e7f3aeb48190a19453e3a043f486 |
completed | Feb. 28, 2026, 1:04 p.m. |
| NER | Named-entity recognition | batch_69a2efef8b788190857ebf66df562d59 |
completed | Feb. 28, 2026, 1:38 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a45803a8c081908e5f5a03f462cd2e |
completed | March 1, 2026, 3:15 p.m. |
| NEDg | Description generation | batch_69a45d6f45a0819099ced2dc87124c2c |
completed | March 1, 2026, 3:38 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69a45e24f1308190b852050d56348f57 |
completed | March 1, 2026, 3:41 p.m. |
Created at: Feb. 28, 2026, 1:12 p.m.