Triple
T18551028
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | EPA Office of Water |
E453378
|
entity |
| Predicate | hasDivision |
P35
|
FINISHED |
| Object |
Office of Wastewater Management
The Office of Wastewater Management is a division of the U.S. Environmental Protection Agency that develops and implements national policies and programs to manage and regulate wastewater and related water quality issues.
|
E1330019
|
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: Office of Wastewater Management | Statement: [EPA Office of Water, hasDivision, Office of Wastewater Management]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Office of Wastewater Management Context triple: [EPA Office of Water, hasDivision, Office of Wastewater Management]
-
A.
Metropolitan Council’s wastewater authority
Metropolitan Council’s wastewater authority is the regional public utility responsible for collecting and treating wastewater for the Twin Cities metropolitan area in Minnesota.
-
B.
Water Quality Division
The Water Quality Division is a branch of the Texas Commission on Environmental Quality responsible for protecting and regulating the quality of the state’s surface and groundwater resources.
-
C.
Wastewater Enterprise
Wastewater Enterprise is the division of the San Francisco Public Utilities Commission responsible for managing and treating the city’s sewage and stormwater systems.
-
D.
Office of Water Quality
The Office of Water Quality is a division within Indiana’s environmental regulatory framework responsible for monitoring, protecting, and improving the quality of the state’s water resources.
-
E.
Office of Water
The Office of Water is a division within the Texas Commission on Environmental Quality responsible for overseeing the management, regulation, and protection of the state's water resources.
- 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: Office of Wastewater Management Triple: [EPA Office of Water, hasDivision, Office of Wastewater Management]
Generated description
The Office of Wastewater Management is a division of the U.S. Environmental Protection Agency that develops and implements national policies and programs to manage and regulate wastewater and related water quality issues.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Office of Wastewater Management Target entity description: The Office of Wastewater Management is a division of the U.S. Environmental Protection Agency that develops and implements national policies and programs to manage and regulate wastewater and related water quality issues.
-
A.
Metropolitan Council’s wastewater authority
Metropolitan Council’s wastewater authority is the regional public utility responsible for collecting and treating wastewater for the Twin Cities metropolitan area in Minnesota.
-
B.
Water Quality Division
The Water Quality Division is a branch of the Texas Commission on Environmental Quality responsible for protecting and regulating the quality of the state’s surface and groundwater resources.
-
C.
Wastewater Enterprise
Wastewater Enterprise is the division of the San Francisco Public Utilities Commission responsible for managing and treating the city’s sewage and stormwater systems.
-
D.
Office of Water Quality
The Office of Water Quality is a division within Indiana’s environmental regulatory framework responsible for monitoring, protecting, and improving the quality of the state’s water resources.
-
E.
Office of Water
The Office of Water is a division within the Texas Commission on Environmental Quality responsible for overseeing the management, regulation, and protection of the state's water resources.
- 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_69d8d388b0c881908e610a1c45b52640 |
completed | April 10, 2026, 10:40 a.m. |
| NER | Named-entity recognition | batch_69e53800c0fc819097782f1e81574598 |
completed | April 19, 2026, 8:16 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a049adfedf4819094904078d0707fec |
completed | May 13, 2026, 3:38 p.m. |
| NEDg | Description generation | batch_6a049c355cb08190a63addeba8293e5c |
completed | May 13, 2026, 3:43 p.m. |
| NED2 | Entity disambiguation (via description) | batch_6a049cfa32588190a6e4abf128aced0a |
completed | May 13, 2026, 3:47 p.m. |
Created at: April 10, 2026, 11:38 a.m.