Triple
T21471801
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Posada Barrancas |
E529749
|
entity |
| Predicate | transportConnection |
P1298
|
FINISHED |
| Object | Ferrocarril Chihuahua al Pacífico |
—
|
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: Ferrocarril Chihuahua al Pacífico | Statement: [Posada Barrancas, transportConnection, Ferrocarril Chihuahua al Pacífico]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ferrocarril Chihuahua al Pacífico Context triple: [Posada Barrancas, transportConnection, Ferrocarril Chihuahua al Pacífico]
-
A.
Ferrocarril Chihuahua al Pacífico
chosen
Ferrocarril Chihuahua al Pacífico is a scenic Mexican railway line, commonly known as "El Chepe," that traverses the Sierra Madre Occidental and the Copper Canyon region.
-
B.
Tehuantepec Railway
The Tehuantepec Railway is a rail line in southern Mexico that provides a key trans-isthmian transportation route linking the Gulf of Mexico with the Pacific Ocean.
-
C.
Ferrocarril Mexicano
Ferrocarril Mexicano is a major Mexican railway company that operates extensive freight and passenger rail services across key industrial and commercial regions of the country.
-
D.
Kansas City Southern de México
Kansas City Southern de México is a major Mexican railway company that operates freight rail services connecting key industrial regions in Mexico with the United States.
-
E.
Santa Fe Pacific Corporation
Santa Fe Pacific Corporation was a diversified American holding company best known for owning and operating the Atchison, Topeka and Santa Fe Railway and related natural resource businesses in the late 20th century.
- 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_69e0c459acb481909bb6ee452a0045c7 |
completed | April 16, 2026, 11:13 a.m. |
| NER | Named-entity recognition | batch_69e9ea14756081908c615590c68904d5 |
completed | April 23, 2026, 9:44 a.m. |
Created at: April 16, 2026, 6:19 p.m.