Triple

T6670514
Position Surface form Disambiguated ID Type / Status
Subject Billings Logan International Airport E151715 entity
Predicate IATAcode P418 FINISHED
Object BIL
BIL is the three-letter IATA airport code for Billings Logan International Airport in Billings, Montana, United States.
 E610281 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: BIL | Statement: [Billings Logan International Airport, IATAcode, BIL]

Disambiguation candidates (2 decisions)

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: BIL
Context triple: [Billings Logan International Airport, IATAcode, BIL]
  • A. BL
    BL is the vehicle registration code used on license plates for the Swiss canton of Basel-Landschaft.
  • B. BL
    BL is the postcode area in the United Kingdom that covers Bolton and surrounding parts of Greater Manchester and Lancashire.
  • C. BL
    BL is the two-letter ISO 3166-1 alpha-2 country code assigned to the Caribbean island territory of Saint Barthélemy.
  • D. BL
    BL is the vehicle registration code used on license plates for vehicles registered in the Bratislava Region of Slovakia.
  • E. BUL
    BUL is the three-letter International Olympic Committee country code representing Bulgaria in Olympic events and records.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: BIL
Target entity description: BIL is the three-letter IATA airport code for Billings Logan International Airport in Billings, Montana, United States.
  • A. BL
    BL is the vehicle registration code used on license plates for the Swiss canton of Basel-Landschaft.
  • B. BL
    BL is the two-letter ISO 3166-1 alpha-2 country code assigned to the Caribbean island territory of Saint Barthélemy.
  • C. BL
    BL is the vehicle registration code used on license plates for vehicles registered in the Bratislava Region of Slovakia.
  • D. BL
    BL is the postcode area in the United Kingdom that covers Bolton and surrounding parts of Greater Manchester and Lancashire.
  • E. BUL
    BUL is the three-letter International Olympic Committee country code representing Bulgaria in Olympic events and records.
  • F. None of above. chosen

How the object was described

The object's one-sentence description was generated by prompting gpt-5.1 with the object name and this triple as context.

Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: BIL
Triple: [Billings Logan International Airport, IATAcode, BIL]
Generated description
BIL is the three-letter IATA airport code for Billings Logan International Airport in Billings, Montana, United States.

Provenance (5 batches)

Stage Batch ID Job type Status
creating batch_69c687f71fc081909dbd45d6377f6045 elicitation completed
NER batch_69c6b0c9163c8190ad959172a8458619 ner completed
NED1 batch_69c6ef12fcfc819086b37dc9b9929663 ned_source_triple completed
NED2 batch_69c6f136ac648190b94a7cda43139fd0 ned_description completed
NEDg batch_69c6f0a498cc8190a0494082b91b012d nedg completed
Created at: March 27, 2026, 2:03 p.m.