Triple
T18525781
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Department of Public Works building |
E452714
|
entity |
| Predicate | associatedWith |
P37
|
FINISHED |
| Object | water and sewer services administration |
—
|
NE NERFINISHED |
How this triple was built (3 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: water and sewer services administration | Statement: [Department of Public Works building, associatedWith, water and sewer services administration]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: water and sewer services administration Context triple: [Department of Public Works building, associatedWith, water and sewer services administration]
-
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.
Metropolitan Sewerage Division
The Metropolitan Sewerage Division was a regional public agency in Massachusetts responsible for managing and treating wastewater and sewage infrastructure within the jurisdiction of the Metropolitan District Commission.
-
C.
Bureau of Water Supply
The Bureau of Water Supply is a division of New York City’s Department of Environmental Protection responsible for operating and protecting the city’s upstate reservoir and aqueduct system that delivers drinking water to millions of residents.
-
D.
Water Supplies Department
The Water Supplies Department is a Hong Kong government department responsible for providing and managing the city’s public water supply services.
-
E.
SF Water Power Sewer
SF Water Power Sewer is the public utility service brand of the San Francisco Public Utilities Commission, responsible for delivering the city’s water, power, and wastewater services.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: water and sewer services administration Target entity description: The water and sewer services administration is a municipal agency responsible for managing a city’s drinking water supply, wastewater collection, and sewage treatment infrastructure.
-
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.
Metropolitan Sewerage Division
The Metropolitan Sewerage Division was a regional public agency in Massachusetts responsible for managing and treating wastewater and sewage infrastructure within the jurisdiction of the Metropolitan District Commission.
-
C.
Bureau of Water Supply
The Bureau of Water Supply is a division of New York City’s Department of Environmental Protection responsible for operating and protecting the city’s upstate reservoir and aqueduct system that delivers drinking water to millions of residents.
-
D.
Water Supplies Department
The Water Supplies Department is a Hong Kong government department responsible for providing and managing the city’s public water supply services.
-
E.
SF Water Power Sewer
SF Water Power Sewer is the public utility service brand of the San Francisco Public Utilities Commission, responsible for delivering the city’s water, power, and wastewater services.
- F. None of above. chosen
Provenance (2 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_69d8d387b5548190aa030dad2cb4947e |
completed | April 10, 2026, 10:40 a.m. |
| NER | Named-entity recognition | batch_69e533914e808190a46638de1ce2d57b |
completed | April 19, 2026, 7:57 p.m. |
Created at: April 10, 2026, 11:37 a.m.