Triple
T20179511
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Budd Company stainless-steel passenger cars |
E492687
|
entity |
| Predicate | operator |
P179
|
FINISHED |
| Object | Chicago, Burlington and Quincy 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: Chicago, Burlington and Quincy Zephyr trains | Statement: [Budd Company stainless-steel passenger cars, operator, Chicago, Burlington and Quincy Zephyr trains]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chicago, Burlington and Quincy Zephyr trains Context triple: [Budd Company stainless-steel passenger cars, operator, Chicago, Burlington and Quincy Zephyr trains]
-
A.
Illinois Zephyr
The Illinois Zephyr is a state-supported Amtrak passenger train that operates daily between Chicago and Quincy, Illinois, serving intermediate cities across the state.
-
B.
Amtrak Illinois Zephyr
The Amtrak Illinois Zephyr is a state-supported passenger train service operating in Illinois, primarily running between Chicago and Quincy with stops at intermediate cities along the route.
-
C.
Amtrak Illini
Amtrak Illini is a passenger train service operated by Amtrak that runs between Chicago and Carbondale, Illinois, serving intermediate cities including Champaign-Urbana.
-
D.
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.
-
E.
Amtrak Carl Sandburg
Amtrak Carl Sandburg is a state-supported passenger train operated by Amtrak in Illinois, running between Chicago and Quincy with stops at intermediate cities such as Naperville.
- 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, Burlington and Quincy Zephyr trains Target entity description: The Chicago, Burlington and Quincy Zephyr trains were pioneering streamlined passenger trains in the United States, famed for their stainless-steel construction, diesel power, and high-speed service that helped usher in the modern era of rail travel in the 1930s.
-
A.
Illinois Zephyr
The Illinois Zephyr is a state-supported Amtrak passenger train that operates daily between Chicago and Quincy, Illinois, serving intermediate cities across the state.
-
B.
Amtrak Illinois Zephyr
The Amtrak Illinois Zephyr is a state-supported passenger train service operating in Illinois, primarily running between Chicago and Quincy with stops at intermediate cities along the route.
-
C.
Amtrak Illini
Amtrak Illini is a passenger train service operated by Amtrak that runs between Chicago and Carbondale, Illinois, serving intermediate cities including Champaign-Urbana.
-
D.
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.
-
E.
Amtrak Carl Sandburg
Amtrak Carl Sandburg is a state-supported passenger train operated by Amtrak in Illinois, running between Chicago and Quincy with stops at intermediate cities such as Naperville.
- 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_69e668edf27881909820f9103e72533e |
completed | April 20, 2026, 5:57 p.m. |
Created at: April 11, 2026, 11:36 p.m.