Triple

T22672765

Position	Surface form	Disambiguated ID	Type / Status
Subject	Texas Chief	`E560260`	entity
Predicate	railroad	`P18201`	FINISHED
Object	Santa Fe Railway	`—`	NE NERFINISHED

Disambiguation candidates (1 decision)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Santa Fe Railway
Context triple: [Texas Chief, railroad, Santa Fe Railway]

A. Atchison, Topeka and Santa Fe Railway chosen
The Atchison, Topeka and Santa Fe Railway was a major American railroad that became one of the largest and most influential rail systems in the United States, central to the development of the Southwest.
B. Southern Pacific Railroad
Southern Pacific Railroad was a major American railroad company that operated extensive rail networks across the western and southwestern United States from the 19th to the late 20th century.
C. 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.
D. Union Pacific Railroad
Union Pacific Railroad is one of the largest freight rail networks in the United States, operating an extensive system that spans the western two-thirds of the country.
E. Denver and Rio Grande Western Railroad
The Denver and Rio Grande Western Railroad was a historic U.S. railroad known for its scenic mountain routes through Colorado and Utah and its role in transcontinental passenger and freight service.
F. None of above.
G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 batches)

Stage	Batch ID	Job type	Status
creating	`batch_69e2454bfd00819099115715a22cb057`	elicitation	completed
NER	`batch_69f17821daf88190b18a73a222fc22fb`	ner	completed

Created at: April 17, 2026, 3:10 p.m.