Triple
T1258924
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Bureau of Reclamation |
E12453
|
entity |
| Predicate | hasReservoirs |
P13043
|
FINISHED |
| Object |
Lake Roosevelt
Lake Roosevelt is a large reservoir on the Columbia River in Washington State, created by the Grand Coulee Dam and used for hydroelectric power, irrigation, recreation, and water storage.
|
E159274
|
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: Lake Roosevelt | Statement: [Bureau of Reclamation, hasReservoirs, Lake Roosevelt]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Lake Roosevelt Context triple: [Bureau of Reclamation, hasReservoirs, Lake Roosevelt]
-
A.
Lake Powell
Lake Powell is a large, man-made reservoir on the Colorado River known for its striking red-rock canyon scenery and recreational boating in the American Southwest.
-
B.
Lake Havasu
Lake Havasu is a large reservoir on the Colorado River along the Arizona–California border, popular for boating, fishing, and the relocated London Bridge tourist attraction.
-
C.
Lake Mead
Lake Mead is a large man-made reservoir on the Colorado River in the southwestern United States, known for supplying water and hydroelectric power to millions of people in the region.
-
D.
Lake Mohave
Lake Mohave is a large reservoir on the Colorado River along the Arizona–Nevada border, popular for boating, fishing, and other water recreation within the Lake Mead National Recreation Area.
-
E.
Butte Lake
Butte Lake is a scenic high-elevation lake in northern California known for its volcanic landscape, clear waters, and access to hiking and camping within Lassen Volcanic National Park.
- 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: Lake Roosevelt Triple: [Bureau of Reclamation, hasReservoirs, Lake Roosevelt]
Generated description
Lake Roosevelt is a large reservoir on the Columbia River in Washington State, created by the Grand Coulee Dam and used for hydroelectric power, irrigation, recreation, and water storage.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Lake Roosevelt Target entity description: Lake Roosevelt is a large reservoir on the Columbia River in Washington State, created by the Grand Coulee Dam and used for hydroelectric power, irrigation, recreation, and water storage.
-
A.
Lake Powell
Lake Powell is a large, man-made reservoir on the Colorado River known for its striking red-rock canyon scenery and recreational boating in the American Southwest.
-
B.
Lake Havasu
Lake Havasu is a large reservoir on the Colorado River along the Arizona–California border, popular for boating, fishing, and the relocated London Bridge tourist attraction.
-
C.
Lake Mead
Lake Mead is a large man-made reservoir on the Colorado River in the southwestern United States, known for supplying water and hydroelectric power to millions of people in the region.
-
D.
Lake Mohave
Lake Mohave is a large reservoir on the Colorado River along the Arizona–Nevada border, popular for boating, fishing, and other water recreation within the Lake Mead National Recreation Area.
-
E.
Butte Lake
Butte Lake is a scenic high-elevation lake in northern California known for its volcanic landscape, clear waters, and access to hiking and camping within Lassen Volcanic National Park.
- 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_69a4933352e08190ac617291985e76c0 |
completed | March 1, 2026, 7:27 p.m. |
| NER | Named-entity recognition | batch_69a4bfc3a2848190891e73b351019d5b |
completed | March 1, 2026, 10:37 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69acde0ccff4819092948c249e0cb39b |
completed | March 8, 2026, 2:25 a.m. |
| NEDg | Description generation | batch_69acde6b92bc819081bc5c1aae64d981 |
completed | March 8, 2026, 2:26 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69acded2e6a48190af7f135a0a4d8588 |
completed | March 8, 2026, 2:28 a.m. |
Created at: March 1, 2026, 7:50 p.m.