Triple
T20179073
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Chicago, Burlington and Quincy Railroad |
E492677
|
entity |
| Predicate | operatedRoute |
P18593
|
FINISHED |
| Object | Chicago–Denver |
—
|
NE NERFINISHED |
How this triple was built (3 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–Denver | Statement: [Chicago, Burlington and Quincy Railroad, operatedRoute, Chicago–Denver]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chicago–Denver Context triple: [Chicago, Burlington and Quincy Railroad, operatedRoute, Chicago–Denver]
-
A.
Chicago–San Diego
Chicago–San Diego was a prominent transcontinental passenger rail route of the Atchison, Topeka and Santa Fe Railway connecting the Midwest to Southern California.
-
B.
Chicago–Los Angeles
Chicago–Los Angeles is a major transcontinental rail and travel corridor in the United States connecting the Midwest to the Pacific Coast.
-
C.
St. Louis–Dallas
St. Louis–Dallas refers to the intercity rail corridor linking St. Louis, Missouri, with Dallas, Texas, historically served by passenger trains such as the Texas Special.
-
D.
Cleveland–St. Louis
Cleveland–St. Louis was a principal intercity rail corridor in the Midwestern United States that connected Cleveland, Ohio, with St. Louis, Missouri.
-
E.
Oklahoma City – Fort Worth
Oklahoma City–Fort Worth is the passenger rail corridor in the Southern Plains region of the United States that links Oklahoma’s capital with the Dallas–Fort Worth metropolitan area.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Chicago–Denver Target entity description: Chicago–Denver was a major long-distance passenger and freight rail route linking Chicago, Illinois, with Denver, Colorado, across the American Midwest and Great Plains.
-
A.
Chicago–San Diego
Chicago–San Diego was a prominent transcontinental passenger rail route of the Atchison, Topeka and Santa Fe Railway connecting the Midwest to Southern California.
-
B.
Chicago–Los Angeles
Chicago–Los Angeles is a major transcontinental rail and travel corridor in the United States connecting the Midwest to the Pacific Coast.
-
C.
St. Louis–Dallas
St. Louis–Dallas refers to the intercity rail corridor linking St. Louis, Missouri, with Dallas, Texas, historically served by passenger trains such as the Texas Special.
-
D.
Cleveland–St. Louis
Cleveland–St. Louis was a principal intercity rail corridor in the Midwestern United States that connected Cleveland, Ohio, with St. Louis, Missouri.
-
E.
Oklahoma City – Fort Worth
Oklahoma City–Fort Worth is the passenger rail corridor in the Southern Plains region of the United States that links Oklahoma’s capital with the Dallas–Fort Worth metropolitan area.
- F. None of above. chosen
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.