Triple

T5341226
Position Surface form Disambiguated ID Type / Status
Subject Lewis and Clark Expedition E123948 entity
Predicate endPlace P37184 FINISHED
Object St. Louis, Missouri E1809 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: St. Louis, Missouri | Statement: [Lewis and Clark Expedition, endPlace, St. Louis, Missouri]

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: St. Louis, Missouri
Context triple: [Lewis and Clark Expedition, endPlace, St. Louis, Missouri]
  • A. St. Louis, Missouri, United States chosen
    St. Louis, Missouri, United States is a major Midwestern city on the Mississippi River known for its iconic Gateway Arch, rich musical and cultural heritage, and historical role as a gateway to the American West.
  • B. Saint Louis
    Saint Louis is the canonized 13th-century king of France renowned for his piety, participation in the Crusades, and role in strengthening the French monarchy.
  • C. St. Louis metropolitan area
    The St. Louis metropolitan area is a bi-state urban region centered on the city of St. Louis, spanning parts of Missouri and Illinois and serving as a major Midwestern hub for culture, education, and industry.
  • D. Philadelphia, Missouri
    Philadelphia, Missouri is a small unincorporated community located in Marion County in the northeastern part of the state.
  • E. St. Charles, Missouri
    St. Charles, Missouri is a historic city on the Missouri River known as the site of Missouri’s first state capital and a key starting point for the Lewis and Clark Expedition.
  • 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_69bd464b07f8819095aa76577c9829e4 elicitation completed
NER batch_69bd85cb250c81908a48e4e2bbebbdb9 ner completed
NED1 batch_69bf186fe9308190ba81af4931e97b42 ned_source_triple completed
Created at: March 20, 2026, 2 p.m.