Triple
T20179370
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Mark Twain Zephyr |
E492684
|
entity |
| Predicate | partOfSeries |
P1761
|
FINISHED |
| Object | Burlington Zephyr trains |
—
|
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: Burlington Zephyr trains | Statement: [Mark Twain Zephyr, partOfSeries, Burlington Zephyr trains]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Burlington Zephyr trains Context triple: [Mark Twain Zephyr, partOfSeries, Burlington Zephyr trains]
-
A.
Amtrak Empire Builder
The Amtrak Empire Builder is a long-distance passenger train route that runs between Chicago and the Pacific Northwest, offering scenic views of the northern United States.
-
B.
Royal Blue passenger train
The Royal Blue passenger train was a famed luxury streamliner that provided premier passenger service between New York City and Washington, D.C. for the Baltimore and Ohio Railroad.
-
C.
Burlington Route Pioneer Zephyr styling
Burlington Route Pioneer Zephyr styling is the iconic streamlined Art Deco design of the 1930s diesel-powered passenger train that helped define the modern, aerodynamic look of American rail travel.
-
D.
Amtrak Horizon coaches
Amtrak Horizon coaches are single-level intercity passenger railcars used by Amtrak primarily on shorter-distance corridor services in the United States.
-
E.
Silver Comet passenger train
The Silver Comet passenger train was a mid-20th-century streamlined passenger service operated by the Seaboard Air Line Railroad between New York and the southeastern United States.
- 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: Burlington Zephyr trains Target entity description: The Burlington Zephyr trains were a pioneering fleet of streamlined, stainless-steel diesel-powered passenger trains introduced in the 1930s that symbolized speed, modernity, and technological innovation in American rail travel.
-
A.
Amtrak Empire Builder
The Amtrak Empire Builder is a long-distance passenger train route that runs between Chicago and the Pacific Northwest, offering scenic views of the northern United States.
-
B.
Royal Blue passenger train
The Royal Blue passenger train was a famed luxury streamliner that provided premier passenger service between New York City and Washington, D.C. for the Baltimore and Ohio Railroad.
-
C.
Burlington Route Pioneer Zephyr styling
chosen
Burlington Route Pioneer Zephyr styling is the iconic streamlined Art Deco design of the 1930s diesel-powered passenger train that helped define the modern, aerodynamic look of American rail travel.
-
D.
Amtrak Horizon coaches
Amtrak Horizon coaches are single-level intercity passenger railcars used by Amtrak primarily on shorter-distance corridor services in the United States.
-
E.
Silver Comet passenger train
The Silver Comet passenger train was a mid-20th-century streamlined passenger service operated by the Seaboard Air Line Railroad between New York and the southeastern United States.
- F. None of above.
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_69e668edf27881909820f9103e72533e |
completed | April 20, 2026, 5:57 p.m. |
Created at: April 11, 2026, 11:36 p.m.