Triple
T16727538
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Chicago Area Waterway System |
E406500
|
entity |
| Predicate | regulator |
P46
|
FINISHED |
| Object | Illinois Environmental Protection Agency |
E313381
|
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: Illinois Environmental Protection Agency | Statement: [Chicago Area Waterway System, regulator, Illinois Environmental Protection Agency]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Illinois Environmental Protection Agency Context triple: [Chicago Area Waterway System, regulator, Illinois Environmental Protection Agency]
-
A.
Illinois Environmental Protection Agency
chosen
The Illinois Environmental Protection Agency is the state agency responsible for protecting Illinois’ air, land, and water resources through regulation, permitting, monitoring, and enforcement of environmental laws.
-
B.
Illinois Pollution Control Board
The Illinois Pollution Control Board is a state agency that develops environmental regulations and adjudicates pollution-related disputes to protect Illinois’ air, water, and land.
-
C.
Illinois Department of Natural Resources
The Illinois Department of Natural Resources is a state agency responsible for managing Illinois’s natural, recreational, and cultural resources, including state parks, historic sites, wildlife, and outdoor recreation programs.
-
D.
Indiana Department of Environmental Management
The Indiana Department of Environmental Management is the state agency responsible for protecting Indiana’s environment and public health by regulating air, water, and land pollution and overseeing environmental compliance and remediation.
-
E.
Illinois Nature Preserves Commission
The Illinois Nature Preserves Commission is a state body that identifies, protects, and manages Illinois’ highest-quality natural areas and endangered species habitats within the Illinois Nature Preserves System.
- 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_69d8838f242881908abd8bc138795886 |
completed | April 10, 2026, 4:58 a.m. |
| NER | Named-entity recognition | batch_69e38748f538819097de1fdee9b42f34 |
completed | April 18, 2026, 1:29 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a009d4627b8819087bbd3ae85a67dfc |
completed | May 10, 2026, 2:59 p.m. |
Created at: April 10, 2026, 5:20 a.m.