Triple

T12895282
Position Surface form Disambiguated ID Type / Status
Subject Fort Bridger Treaty (1868) E308476 entity
Predicate signedAt P441 FINISHED
Object Fort Bridger E138716 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: Fort Bridger | Statement: [Fort Bridger Treaty (1868), signedAt, Fort Bridger]

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: Fort Bridger
Context triple: [Fort Bridger Treaty (1868), signedAt, Fort Bridger]
  • A. Fort Bridger, Wyoming chosen
    Fort Bridger, Wyoming is a historic 19th-century trading post and military outpost in southwestern Wyoming that served as a key resupply and transit point for westward-bound emigrants.
  • B. Fort Laramie
    Fort Laramie was a key 19th-century U.S. Army post and trading hub in present-day Wyoming that served as a major resupply and gathering point for westward migrants, Native American tribes, and the military.
  • C. Fort Union
    Fort Union was a 19th-century U.S. Army frontier post in northeastern New Mexico that served as a key military and supply hub along the Santa Fe Trail.
  • D. Kit Carson, Colorado
    Kit Carson, Colorado is a small rural town on the Eastern Plains of Colorado that serves as a local agricultural and transportation hub.
  • E. Fort Caspar
    Fort Caspar is a historic 19th-century U.S. Army post and reconstructed frontier fort located near present-day Casper, Wyoming, now preserved as a museum and heritage site.
  • 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_69d7bdf7c1f0819098102569a8d8cbf5 elicitation completed
NER batch_69d9717d859481908957510babac2d69 ner completed
NED1 batch_69f6a55daf788190be72af98b288bd70 ned_source_triple completed
Created at: April 9, 2026, 5:40 p.m.