Triple
T1491819
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Metropolitan Council |
E29595
|
entity |
| Predicate | hasPart |
P35
|
FINISHED |
| Object | Metropolitan Council Environmental Services |
E29595
|
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: Metropolitan Council Environmental Services | Statement: [Metropolitan Council, hasPart, Metropolitan Council Environmental Services]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Metropolitan Council Environmental Services Context triple: [Metropolitan Council, hasPart, Metropolitan Council Environmental Services]
-
A.
Metropolitan Council
chosen
The Metropolitan Council is a regional governmental agency that plans and coordinates transit, housing, wastewater, and land use services for the Minneapolis–Saint Paul metropolitan area in Minnesota.
-
B.
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.
-
C.
District of Columbia Water and Sewer Authority
The District of Columbia Water and Sewer Authority is the public utility responsible for providing drinking water and wastewater services to Washington, D.C. and parts of the surrounding region.
-
D.
Chicago Metropolitan Agency for Planning
The Chicago Metropolitan Agency for Planning is the regional planning organization responsible for long-range land use, transportation, and economic development planning in the greater Chicago area.
-
E.
New York City Department of Environmental Protection
The New York City Department of Environmental Protection is the municipal agency responsible for managing the city’s water supply, wastewater treatment, and environmental regulation to protect public health and natural resources.
- 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_69a498da82e08190ba833330d05f380f |
completed | March 1, 2026, 7:51 p.m. |
| NER | Named-entity recognition | batch_69a4c6c3ace4819081bc2b86ee2486b6 |
completed | March 1, 2026, 11:07 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ad1ca98e64819097916eb7717e6364 |
completed | March 8, 2026, 6:52 a.m. |
Created at: March 1, 2026, 8:12 p.m.