Triple
T4635114
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Oak Park station (Blue Line) |
E101509
|
entity |
| Predicate | isPartOf |
P10
|
FINISHED |
| Object | Blue Line Forest Park branch |
E367335
|
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: Blue Line Forest Park branch | Statement: [Oak Park station (Blue Line), isPartOf, Blue Line Forest Park branch]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Blue Line Forest Park branch Context triple: [Oak Park station (Blue Line), isPartOf, Blue Line Forest Park branch]
-
A.
Forest Park branch
chosen
The Forest Park branch is the western segment of Chicago's CTA Blue Line rapid transit route, serving neighborhoods between downtown Chicago and the suburb of Forest Park.
-
B.
Woodland Street Branch
Woodland Street Branch is a segment of Connecticut’s Park River, an urban waterway historically known for its partial burial and role in Hartford’s drainage and flood-control system.
-
C.
Englewood Branch
The Englewood Branch is a former south side segment of Chicago's Green Line rapid transit route that historically served the Englewood neighborhood.
-
D.
Green Line Lake Branch
The Green Line Lake Branch is a rapid transit line of the Chicago "L" system that runs west from downtown Chicago to the city's West Side and western suburbs.
-
E.
Bowie Branch Library
The Bowie Branch Library is a public library serving the community of Bowie, Maryland with lending materials, programs, and information services.
- 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_69bd43d2f1c081908cd4b7ec48ecc73d |
completed | March 20, 2026, 12:55 p.m. |
| NER | Named-entity recognition | batch_69bd5a5ec8108190aeb1147a67bff057 |
completed | March 20, 2026, 2:31 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69be0368d2748190bc8560ecb16e1997 |
completed | March 21, 2026, 2:33 a.m. |
Created at: March 20, 2026, 1:13 p.m.