Triple
T20911133
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Galena and Chicago Union Railroad |
E514946
|
entity |
| Predicate | openedFirstSegmentBetween |
P141653
|
FINISHED |
| Object | Oak Park area west of Chicago |
—
|
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 Park area west of Chicago | Statement: [Galena and Chicago Union Railroad, openedFirstSegmentBetween, Oak Park area west of Chicago]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Oak Park area west of Chicago Context triple: [Galena and Chicago Union Railroad, openedFirstSegmentBetween, Oak Park area west of Chicago]
-
A.
Oak Park–River Forest area
The Oak Park–River Forest area is a suburban community cluster just west of Chicago known for its historic architecture, tree-lined neighborhoods, and strong civic and cultural institutions.
-
B.
Oak Park, Illinois
chosen
Oak Park, Illinois is a historic suburb just west of Chicago known for its Frank Lloyd Wright architecture, vibrant arts scene, and diverse, walkable neighborhoods.
-
C.
South Suburbs of Chicago
The South Suburbs of Chicago are a cluster of predominantly residential and industrial communities located south of the city, known for their blue-collar character, diverse population, and historical ties to steel and manufacturing.
-
D.
Northwest Side of Chicago
The Northwest Side of Chicago is a largely residential, ethnically diverse area of the city known for its bungalow neighborhoods, strong middle-class communities, and proximity to O'Hare International Airport.
-
E.
Palos Park, Illinois
Palos Park, Illinois is a small, affluent suburban village southwest of Chicago known for its forest preserves, scenic natural areas, and residential character.
- 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_69e0b4f9d5ec8190bb2bd27350ed341c |
completed | April 16, 2026, 10:07 a.m. |
| NER | Named-entity recognition | batch_69e6ec5e3f988190932956119197e3b1 |
completed | April 21, 2026, 3:17 a.m. |
Created at: April 16, 2026, 12:48 p.m.