Triple
T4739889
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Lake Shore Drive |
E105212
|
entity |
| Predicate | isMaintainedBy |
P86
|
FINISHED |
| Object | Chicago Department of Transportation |
E91997
|
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: Chicago Department of Transportation | Statement: [Lake Shore Drive, isMaintainedBy, Chicago Department of Transportation]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chicago Department of Transportation Context triple: [Lake Shore Drive, isMaintainedBy, Chicago Department of Transportation]
-
A.
Chicago Department of Transportation
chosen
The Chicago Department of Transportation is the city agency responsible for planning, building, and maintaining Chicago’s transportation infrastructure, including streets, bridges, and pedestrian facilities.
-
B.
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.
-
C.
Chicago Department of Planning and Development
The Chicago Department of Planning and Development is the city agency responsible for guiding land use, zoning, urban design, and economic development initiatives across Chicago.
-
D.
Detroit Department of Transportation
The Detroit Department of Transportation is the city agency responsible for operating and managing Detroit’s public transit services, including its bus network and related transportation infrastructure.
-
E.
Chicago Department of Buildings
The Chicago Department of Buildings is the city agency responsible for enforcing building codes, overseeing construction safety, and regulating building permits and inspections in Chicago.
- 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_69bd43ef87a48190a5bc3600711aa032 |
completed | March 20, 2026, 12:56 p.m. |
| NER | Named-entity recognition | batch_69bd6486f8608190908e43b777810c44 |
completed | March 20, 2026, 3:15 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69be3a211d2c8190a87ad81ef90dcf3b |
completed | March 21, 2026, 6:26 a.m. |
Created at: March 20, 2026, 1:19 p.m.