Triple

T6959168
Position Surface form Disambiguated ID Type / Status
Subject Sierra Railway of California E161322 entity
Predicate connectedTo P37 FINISHED
Object Atchison, Topeka and Santa Fe Railway (via Oakdale) E132368 NE FINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.

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: Atchison, Topeka and Santa Fe Railway (via Oakdale) | Statement: [Sierra Railway of California, connectedTo, Atchison, Topeka and Santa Fe Railway (via Oakdale)]

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: Atchison, Topeka and Santa Fe Railway (via Oakdale)
Context triple: [Sierra Railway of California, connectedTo, Atchison, Topeka and Santa Fe Railway (via Oakdale)]
  • 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. Santa Fe main line via Kansas
    The Santa Fe main line via Kansas is a principal railway corridor of the Atchison, Topeka and Santa Fe Railway that carried premier passenger trains such as the Super Chief across the central United States.
  • C. BNSF Railway line
    The BNSF Railway line is a major freight and passenger rail corridor operated by BNSF Railway that runs through multiple Midwestern and Western states in the United States.
  • D. St. Louis–San Francisco Railway
    The St. Louis–San Francisco Railway, commonly known as the Frisco, was a major American railroad that operated in the central and south-central United States from the late 19th to the mid-20th century.
  • E. Missouri–Kansas–Texas Railroad
    The Missouri–Kansas–Texas Railroad, commonly known as the MKT or "the Katy," was a major American railroad that served the south-central United States, particularly linking Missouri, Kansas, Oklahoma, and Texas.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 batches)

Stage Batch ID Job type Status
creating batch_69c68852a9a0819097797e31d492e273 elicitation completed
NER batch_69c6daedbb4c8190b46846fb1265b937 ner completed
NED1 batch_69c75893a4808190b94a70d8823a01d3 ned_source_triple completed
Created at: March 27, 2026, 2:29 p.m.