Triple
T20803456
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Waste Management, Inc. |
E512096
|
entity |
| Predicate | formerHeadquartersLocation |
P62
|
FINISHED |
| Object | Oak Brook, Illinois, United States |
—
|
NE NERFINISHED |
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: Oak Brook, Illinois, United States | Statement: [Waste Management, Inc., formerHeadquartersLocation, Oak Brook, Illinois, United States]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Oak Brook, Illinois, United States Context triple: [Waste Management, Inc., formerHeadquartersLocation, Oak Brook, Illinois, United States]
-
A.
Oak Brook, Illinois
chosen
Oak Brook, Illinois is an affluent suburban village west of Chicago known for its corporate headquarters, upscale shopping centers, and extensive parklands.
-
B.
Northbrook, Illinois, United States
Northbrook, Illinois, United States is a suburban village north of Chicago known for its affluent residential communities, strong school system, and role as a major corporate hub.
-
C.
Oakbrook Terrace, Illinois
Oakbrook Terrace, Illinois is a small suburban city in DuPage County near Chicago, known for its concentration of office buildings and as the longtime home of major healthcare accrediting body The Joint Commission.
-
D.
Bolingbrook, Illinois
Bolingbrook, Illinois is a large southwest suburb of Chicago known for its residential communities, shopping centers, and proximity to major transportation routes.
-
E.
Mount Prospect, Illinois
Mount Prospect, Illinois is a suburban village northwest of Chicago known for its residential neighborhoods, local parks, and proximity to major transportation routes.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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_69e0b4cc69f481908e98751e697b9df4 |
completed | April 16, 2026, 10:07 a.m. |
| NER | Named-entity recognition | batch_69e6c2b2d5688190aaa58a2594d4787c |
completed | April 21, 2026, 12:20 a.m. |
Created at: April 16, 2026, 12:39 p.m.