Triple
T3048595
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Metropolitan Water Reclamation District of Greater Chicago |
E83512
|
entity |
| Predicate | alsoKnownAs |
P39
|
FINISHED |
| Object | MWRD |
E83512
|
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: MWRD | Statement: [Metropolitan Water Reclamation District of Greater Chicago, alsoKnownAs, MWRD]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: MWRD Context triple: [Metropolitan Water Reclamation District of Greater Chicago, alsoKnownAs, MWRD]
-
A.
Metropolitan Water Reclamation District of Greater Chicago
chosen
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.
-
B.
Chicago waterworks
Chicago waterworks was a 19th-century municipal water supply facility in Chicago that became historically notable after being largely destroyed in the Great Chicago Fire of 1871.
-
C.
Chicago Department of Streets and Sanitation
The Chicago Department of Streets and Sanitation is the city agency responsible for services such as garbage collection, street cleaning, snow removal, and rodent control in Chicago.
-
D.
İZSU Water Utility
İZSU Water Utility is the public water and wastewater management authority serving the city and metropolitan area of İzmir, Turkey.
-
E.
Metropolitan Waterworks and Sewerage System
The Metropolitan Waterworks and Sewerage System is a Philippine government agency responsible for providing and regulating water supply and sewerage services in Metro Manila and nearby areas.
- 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_69ad8b24924c8190a9bb6f61d519e4ae |
completed | March 8, 2026, 2:43 p.m. |
| NER | Named-entity recognition | batch_69ad9baed3848190a8351d9c8c4edc79 |
completed | March 8, 2026, 3:54 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b1eef7d1e081908535b7d972a147eb |
completed | March 11, 2026, 10:38 p.m. |
Created at: March 8, 2026, 3:01 p.m.