Triple
T22811333
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Arlington Park Metra station |
E564682
|
entity |
| Predicate | providesAccessTo |
P1985
|
FINISHED |
| Object | Chicago central business district |
—
|
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: Chicago central business district | Statement: [Arlington Park Metra station, providesAccessTo, Chicago central business district]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chicago central business district Context triple: [Arlington Park Metra station, providesAccessTo, Chicago central business district]
-
A.
Chicago Loop
chosen
Chicago Loop is the central business district and historic downtown core of Chicago, known for its skyscrapers, theaters, parks, and major cultural attractions.
-
B.
Chicago Central Area
Chicago Central Area is the primary downtown district of Chicago, encompassing major business, cultural, and commercial neighborhoods including the Loop and its surrounding areas.
-
C.
Old Town, Chicago
Old Town, Chicago is a historic Near North Side neighborhood known for its preserved Victorian-era architecture, vibrant Wells Street commercial strip, and longstanding arts and entertainment scene.
-
D.
Chicago West
Chicago West is the daughter of American rapper and producer Kanye West and media personality Kim Kardashian.
-
E.
Chicago II
Chicago II is the second studio album by the rock band Chicago, known for its jazz-rock fusion, politically themed lyrics, and the hit suite "Ballet for a Girl in Buchannon."
- 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_69e245823f4c8190ade442cdcc2c224a |
completed | April 17, 2026, 2:36 p.m. |
| NER | Named-entity recognition | batch_69f17d60186881908f6cb609c536dc91 |
completed | April 29, 2026, 3:39 a.m. |
Created at: April 17, 2026, 3:32 p.m.