Triple

T5949806
Position Surface form Disambiguated ID Type / Status
Subject Atchison, Topeka and Santa Fe Railway E132368 entity
Predicate mainRegionServed P82 FINISHED
Object Midwest United States E405 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: Midwest United States | Statement: [Atchison, Topeka and Santa Fe Railway, mainRegionServed, Midwest United States]

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: Midwest United States
Context triple: [Atchison, Topeka and Santa Fe Railway, mainRegionServed, Midwest United States]
  • A. Midwestern United States chosen
    The Midwestern United States is a region of the country known for its agricultural heartland, major industrial cities, and central role in American culture and history.
  • B. Midwest Region
    The Midwest Region is one of the four geographic brackets used to organize teams and games in the NCAA Division I Men’s Basketball Tournament.
  • C. Central United States
    The Central United States is a broad region of the country that spans the middle portion of the contiguous U.S., encompassing parts of the Midwest, Great Plains, and South.
  • D. Middle West
    Middle West is an independent record label known for releasing music by projects such as Justin Vernon’s blues-rock band The Shouting Matches.
  • E. Central Plains region
    The Central Plains region is a key economic and cultural heartland of China, centered around the middle and lower reaches of the Yellow River and encompassing major inland cities and agricultural areas.
  • 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_69c00869d3308190af89b2453e0f7546 elicitation completed
NER batch_69c0397fd19081908ab31b190deb8247 ner completed
NED1 batch_69c1135303bc81909f78f6d8d39c7de6 ned_source_triple completed
Created at: March 22, 2026, 4:02 p.m.