Triple
T4272220
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Parker Dam |
E96965
|
entity |
| Predicate | managedBy |
P86
|
FINISHED |
| Object |
Lower Colorado Region of the Bureau of Reclamation
The Lower Colorado Region of the Bureau of Reclamation is a regional office of the U.S. Bureau of Reclamation responsible for managing water and power resources along the lower Colorado River and its associated infrastructure.
|
E427267
|
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: Lower Colorado Region of the Bureau of Reclamation | Statement: [Parker Dam, managedBy, Lower Colorado Region of the Bureau of Reclamation]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Lower Colorado Region of the Bureau of Reclamation Context triple: [Parker Dam, managedBy, Lower Colorado Region of the Bureau of Reclamation]
-
A.
Lower Colorado River region
The Lower Colorado River region is an area along the lower course of the Colorado River in the southwestern United States and northwestern Mexico, traditionally inhabited by Indigenous peoples whose cultures and languages are part of the Yuman language family.
-
B.
Colorado River Storage and Regulation System
The Colorado River Storage and Regulation System is a network of dams, reservoirs, and related infrastructure designed to manage, store, and control the flow of the Colorado River for water supply, flood control, and hydroelectric power generation.
-
C.
Bureau of Reclamation
The Bureau of Reclamation is a U.S. federal agency responsible for managing water resources and operating dams, reservoirs, and irrigation projects primarily in the western United States.
-
D.
Colorado River Basin
The Colorado River Basin is the vast watershed in the western United States and northern Mexico that collects and channels water from multiple states and tributaries into the Colorado River, supporting major ecosystems, agriculture, and cities across an arid region.
-
E.
Colorado River Indian Tribes Reservation
The Colorado River Indian Tribes Reservation is a Native American reservation along the lower Colorado River that is home to a confederation of Mohave, Chemehuevi, Hopi, and Navajo tribes.
- 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: Lower Colorado Region of the Bureau of Reclamation Triple: [Parker Dam, managedBy, Lower Colorado Region of the Bureau of Reclamation]
Generated description
The Lower Colorado Region of the Bureau of Reclamation is a regional office of the U.S. Bureau of Reclamation responsible for managing water and power resources along the lower Colorado River and its associated infrastructure.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Lower Colorado Region of the Bureau of Reclamation Target entity description: The Lower Colorado Region of the Bureau of Reclamation is a regional office of the U.S. Bureau of Reclamation responsible for managing water and power resources along the lower Colorado River and its associated infrastructure.
-
A.
Lower Colorado River region
The Lower Colorado River region is an area along the lower course of the Colorado River in the southwestern United States and northwestern Mexico, traditionally inhabited by Indigenous peoples whose cultures and languages are part of the Yuman language family.
-
B.
Colorado River Storage and Regulation System
The Colorado River Storage and Regulation System is a network of dams, reservoirs, and related infrastructure designed to manage, store, and control the flow of the Colorado River for water supply, flood control, and hydroelectric power generation.
-
C.
Bureau of Reclamation
The Bureau of Reclamation is a U.S. federal agency responsible for managing water resources and operating dams, reservoirs, and irrigation projects primarily in the western United States.
-
D.
Colorado River Basin
The Colorado River Basin is the vast watershed in the western United States and northern Mexico that collects and channels water from multiple states and tributaries into the Colorado River, supporting major ecosystems, agriculture, and cities across an arid region.
-
E.
Colorado River Indian Tribes Reservation
The Colorado River Indian Tribes Reservation is a Native American reservation along the lower Colorado River that is home to a confederation of Mohave, Chemehuevi, Hopi, and Navajo tribes.
- 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_69b34543f06c8190915ebb1a4574ffa9 |
completed | March 12, 2026, 10:59 p.m. |
| NER | Named-entity recognition | batch_69b34ffce3d8819083d2278547fa52c1 |
completed | March 12, 2026, 11:45 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b5b7a7fbe0819080076b8d8e4c3bbe |
completed | March 14, 2026, 7:31 p.m. |
| NEDg | Description generation | batch_69b5b84b58a081909618d0c108317f92 |
completed | March 14, 2026, 7:34 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69b5b8c3fb208190b091da57f7b1f704 |
completed | March 14, 2026, 7:36 p.m. |
Created at: March 12, 2026, 11:07 p.m.