Triple
T20218488
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Denver Zephyr |
E495188
|
entity |
| Predicate | primaryRoute |
P6298
|
FINISHED |
| Object | Chicago–Denver |
—
|
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–Denver | Statement: [Denver Zephyr, primaryRoute, Chicago–Denver]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chicago–Denver Context triple: [Denver Zephyr, primaryRoute, Chicago–Denver]
-
A.
Chicago–Denver
chosen
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.
-
B.
Chicago–Omaha
Chicago–Omaha was a key Midwestern rail corridor linking Chicago, Illinois, with Omaha, Nebraska, and serving as an important route for both passenger and freight traffic.
-
C.
Chicago–Kansas City
Chicago–Kansas City is a major Midwestern rail corridor linking Chicago, Illinois, with Kansas City, Missouri, serving as an important freight and passenger route.
-
D.
Chicago–Billings
Chicago–Billings was a major rail route connecting Chicago, Illinois, with Billings, Montana, serving as an important corridor for passenger and freight traffic across the northern United States.
-
E.
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.
- 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_69da626cff80819097b530718a7c98b6 |
completed | April 11, 2026, 3:02 p.m. |
| NER | Named-entity recognition | batch_69e66edaeeb08190bb74bd4a10aceca2 |
completed | April 20, 2026, 6:22 p.m. |
Created at: April 11, 2026, 11:39 p.m.