Triple
T22752056
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | City of New Orleans |
E562726
|
entity |
| Predicate | railwayLineUsed |
P848
|
FINISHED |
| Object | Illinois Central main 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: Illinois Central main line | Statement: [City of New Orleans, railwayLineUsed, Illinois Central main line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Illinois Central main line Context triple: [City of New Orleans, railwayLineUsed, Illinois Central main line]
-
A.
Illinois Central Railroad main line
chosen
The Illinois Central Railroad main line was a major north–south rail corridor in the central United States, historically linking Chicago with the Gulf of Mexico and serving as a key route for both passenger and freight traffic.
-
B.
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.
-
C.
Chicago, Burlington and Quincy main line
The Chicago, Burlington and Quincy main line was a key Midwestern railroad route that carried prominent passenger and freight trains across the CB&Q system.
-
D.
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.
-
E.
Chicago–La Grange corridor
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.
- 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_69e24551ec7881909a9c924dbea155f6 |
completed | April 17, 2026, 2:36 p.m. |
| NER | Named-entity recognition | batch_69f179baa85881909140f41f2428cc98 |
completed | April 29, 2026, 3:23 a.m. |
Created at: April 17, 2026, 3:24 p.m.