Triple
T989101
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Southwest Chief |
E21346
|
entity |
| Predicate | successorTo |
P78
|
FINISHED |
| Object | Super Chief/El Capitan |
E119479
|
NE FINISHED |
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: Super Chief/El Capitan | Statement: [Southwest Chief, successorTo, Super Chief/El Capitan]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Super Chief/El Capitan Context triple: [Southwest Chief, successorTo, Super Chief/El Capitan]
-
A.
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.
-
B.
Southwest Chief
The Southwest Chief is a long-distance Amtrak passenger train route that runs between Chicago and Los Angeles, traversing the Midwest, the Great Plains, and the desert Southwest.
-
C.
California Zephyr
The California Zephyr is a long-distance passenger train route in the United States that runs through the Rocky Mountains and Sierra Nevada, often regarded as one of the most scenic rail journeys in North America.
-
D.
San Francisco cable car system
The San Francisco cable car system is a historic manually operated streetcar network and iconic symbol of the city, known for its steep routes and status as the world’s last permanently operational cable car system.
-
E.
Auto Train
Auto Train is a long-distance Amtrak service that carries both passengers and their vehicles nonstop between the Washington, D.C. area and central Florida.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69a493c383dc8190a03257f22d4b4183 |
completed | March 1, 2026, 7:30 p.m. |
| NER | Named-entity recognition | batch_69a4b4aa16f081909dcc7a7ce3fb1b64 |
completed | March 1, 2026, 9:50 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ac4289acc88190886ac8971297b1f8 |
completed | March 7, 2026, 3:21 p.m. |
Created at: March 1, 2026, 7:41 p.m.