Triple
T20755594
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Santa Fe main line via New Mexico |
E510835
|
entity |
| Predicate | usedBy |
P260
|
FINISHED |
| Object | Chief (ATSF train) |
—
|
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: Chief (ATSF train) | Statement: [Santa Fe main line via New Mexico, usedBy, Chief (ATSF train)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chief (ATSF train) Context triple: [Santa Fe main line via New Mexico, usedBy, Chief (ATSF train)]
-
A.
Union Pacific Challenger
The Union Pacific Challenger was a named passenger train operated by the Union Pacific Railroad, known for providing comfortable, mid-priced long-distance service across the western United States.
-
B.
Super Chief
chosen
Super Chief was a famed luxury passenger train operated by the Atchison, Topeka and Santa Fe Railway, renowned for its streamlined design and high-end service between Chicago and Los Angeles.
-
C.
Union Pacific 6936
Union Pacific 6936 is a preserved Union Pacific DDA40X "Centennial" diesel-electric locomotive, notable as the last of its kind to remain operational and used for special excursion and heritage trains.
-
D.
Texas Eagle (Missouri Pacific Railroad)
The Texas Eagle (Missouri Pacific Railroad) was a prominent mid-20th-century passenger train that operated between St. Louis and Texas, known for providing long-distance service through the central and southwestern United States.
-
E.
Freight Train
Freight Train is a country music album by American singer-songwriter Alan Jackson, known for its traditional sound and storytelling style.
- 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_69e0b4c909ec8190b05987f1639513f6 |
completed | April 16, 2026, 10:07 a.m. |
| NER | Named-entity recognition | batch_69e6c22fbc4c8190866a888612c6ad23 |
completed | April 21, 2026, 12:17 a.m. |
Created at: April 16, 2026, 12:34 p.m.