Triple
T1258927
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Bureau of Reclamation |
E12453
|
entity |
| Predicate | hasReservoirs |
P13043
|
FINISHED |
| Object |
Blue Mesa Reservoir
Blue Mesa Reservoir is the largest body of water entirely in Colorado, a major storage and recreation reservoir on the Gunnison River within Curecanti National Recreation Area.
|
E164494
|
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: Blue Mesa Reservoir | Statement: [Bureau of Reclamation, hasReservoirs, Blue Mesa Reservoir]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Blue Mesa Reservoir Context triple: [Bureau of Reclamation, hasReservoirs, Blue Mesa Reservoir]
-
A.
Blue Mesa Dam
Blue Mesa Dam is a large earthfill dam on the Gunnison River in Colorado, forming Blue Mesa Reservoir as part of the Colorado River Storage Project.
-
B.
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.
-
C.
Flaming Gorge Reservoir
Flaming Gorge Reservoir is a large man-made lake on the Green River in Wyoming and Utah, known for its striking red-rock scenery, recreational boating and fishing, and role in regional water storage and hydropower.
-
D.
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.
-
E.
San Luis Reservoir
San Luis Reservoir is a large artificial lake in California that serves as a major water storage facility for irrigation and municipal use in the state’s Central Valley.
- 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: Blue Mesa Reservoir Triple: [Bureau of Reclamation, hasReservoirs, Blue Mesa Reservoir]
Generated description
Blue Mesa Reservoir is the largest body of water entirely in Colorado, a major storage and recreation reservoir on the Gunnison River within Curecanti National Recreation Area.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Blue Mesa Reservoir Target entity description: Blue Mesa Reservoir is the largest body of water entirely in Colorado, a major storage and recreation reservoir on the Gunnison River within Curecanti National Recreation Area.
-
A.
Blue Mesa Dam
Blue Mesa Dam is a large earthfill dam on the Gunnison River in Colorado, forming Blue Mesa Reservoir as part of the Colorado River Storage Project.
-
B.
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.
-
C.
Flaming Gorge Reservoir
Flaming Gorge Reservoir is a large man-made lake on the Green River in Wyoming and Utah, known for its striking red-rock scenery, recreational boating and fishing, and role in regional water storage and hydropower.
-
D.
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.
-
E.
San Luis Reservoir
San Luis Reservoir is a large artificial lake in California that serves as a major water storage facility for irrigation and municipal use in the state’s Central Valley.
- 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_69ad014954b08190a787d7e03e503d8d |
completed | March 8, 2026, 4:55 a.m. |
| NEDg | Description generation | batch_69ad039c5d788190aa10636e2827b489 |
completed | March 8, 2026, 5:05 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69ad03fa7b0c8190906ed79f24723216 |
completed | March 8, 2026, 5:07 a.m. |
Created at: March 1, 2026, 7:50 p.m.