Triple
T12763947
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Detroit water system (Lake Huron via Detroit Water and Sewerage Department) |
E305070
|
entity |
| Predicate | managedBy |
P86
|
FINISHED |
| Object | Detroit Water and Sewerage Department |
E419581
|
NE FINISHED |
How this triple was built (2 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: Detroit Water and Sewerage Department | Statement: [Detroit water system (Lake Huron via Detroit Water and Sewerage Department), managedBy, Detroit Water and Sewerage Department]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Detroit Water and Sewerage Department Context triple: [Detroit water system (Lake Huron via Detroit Water and Sewerage Department), managedBy, Detroit Water and Sewerage Department]
-
A.
Detroit Water and Sewerage Department
chosen
The Detroit Water and Sewerage Department is the municipal agency responsible for providing water and wastewater services to Detroit and several surrounding communities.
-
B.
Detroit Department of Public Works
The Detroit Department of Public Works is the city agency responsible for managing Detroit’s infrastructure services, including streets, sanitation, and related public works operations.
-
C.
Milwaukee Metropolitan Sewerage District
The Milwaukee Metropolitan Sewerage District is a regional government agency responsible for wastewater treatment, flood management, and water quality protection in the Milwaukee, Wisconsin area.
-
D.
Detroit Riverfront Conservancy
The Detroit Riverfront Conservancy is a nonprofit organization dedicated to transforming and maintaining Detroit’s riverfront as an accessible, vibrant public space for recreation, community events, and urban revitalization.
-
E.
Metropolitan Water Reclamation District of Greater Chicago
The Metropolitan Water Reclamation District of Greater Chicago is a special-purpose governmental agency responsible for wastewater treatment, stormwater management, and flood control across the Chicago metropolitan area.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69d7bdf1fcd081909ffb0e0d6fa3a07d |
completed | April 9, 2026, 2:55 p.m. |
| NER | Named-entity recognition | batch_69d96d8f9f588190bffdea878856204b |
completed | April 10, 2026, 9:37 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f684f298f881908ad77f2d0ab588a8 |
completed | May 2, 2026, 11:12 p.m. |
Created at: April 9, 2026, 5:28 p.m.