Triple
T20179173
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Burlington Route |
E492678
|
entity |
| Predicate | operatedCommuterServiceOn |
P128064
|
FINISHED |
| Object | Chicago–La Grange line |
—
|
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–La Grange line | Statement: [Burlington Route, operatedCommuterServiceOn, Chicago–La Grange line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chicago–La Grange line Context triple: [Burlington Route, operatedCommuterServiceOn, Chicago–La Grange line]
-
A.
Chicago–La Grange corridor
chosen
The Chicago–La Grange corridor is a key suburban rail route west of Chicago that has long served as a major commuter link between the city and its western suburbs.
-
B.
Chicago & North Western West Line
The Chicago & North Western West Line was a historic commuter rail route in the Chicago area that later became part of Metra’s Union Pacific West Line.
-
C.
Illinois Central Corridor
The Illinois Central Corridor is a segment of the Constitution Trail that follows the former Illinois Central Railroad route through Bloomington-Normal, Illinois.
-
D.
Kishwaukee Road
Kishwaukee Road is a regional roadway in northern Illinois that forms part of the state highway system and serves local communities along its route.
-
E.
Norfolk Southern Chicago Line
The Norfolk Southern Chicago Line is a major freight rail corridor in the Midwestern United States, forming part of Norfolk Southern Railway’s primary east–west route through the Chicago area.
- 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_69da6268a034819081cbd9ea5a1c9475 |
completed | April 11, 2026, 3:02 p.m. |
| NER | Named-entity recognition | batch_69e668ed07c8819091bd9ffda237a91c |
completed | April 20, 2026, 5:57 p.m. |
Created at: April 11, 2026, 11:36 p.m.