Triple

T5252580
Position Surface form Disambiguated ID Type / Status
Subject U.S. 23rd Infantry Regiment E118622 entity
Predicate garrison P75 FINISHED
Object Joint Base Lewis–McChord E9711 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: Joint Base Lewis–McChord | Statement: [U.S. 23rd Infantry Regiment, garrison, Joint Base Lewis–McChord]

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: Joint Base Lewis–McChord
Context triple: [U.S. 23rd Infantry Regiment, garrison, Joint Base Lewis–McChord]
  • A. Joint Base Lewis–McChord, Washington chosen
    Joint Base Lewis–McChord, Washington is a major U.S. military installation near Tacoma that serves as a key Army and Air Force hub for training, deployment, and support operations.
  • B. McChord Field
    McChord Field is a major U.S. Air Force installation in Washington state known for its airlift operations and role within Joint Base Lewis–McChord.
  • C. Andersen Air Force Base
    Andersen Air Force Base is a major United States Air Force installation on Guam that serves as a strategic hub for air operations in the Pacific region.
  • D. Tinker Air Force Base
    Tinker Air Force Base is a major U.S. Air Force installation in Oklahoma known as a key hub for aircraft maintenance, repair, and logistics support.
  • E. Arnold Air Force Base
    Arnold Air Force Base is a major U.S. Air Force installation in Tennessee known for its advanced aerospace testing and evaluation facilities.
  • 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_69bd446978108190bb5f9c5c23d93f88 elicitation completed
NER batch_69bd7b7cd7f4819098e591df07564a52 ner completed
NED1 batch_69befe72c91c8190ab0f988dca420399 ned_source_triple completed
Created at: March 20, 2026, 1:50 p.m.