Triple

T5835875
Position Surface form Disambiguated ID Type / Status
Subject Edmonton City Centre Airport E129467 entity
Predicate IATAcode P418 FINISHED
Object YXD
YXD is the former IATA airport code for Edmonton City Centre Airport, a now-closed downtown airport that once served as a key regional and commuter hub in Edmonton, Alberta, Canada.
 E549624 NE FINISHED

How this triple was built (4 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
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: YXD | Statement: [Edmonton City Centre Airport, IATAcode, YXD]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: YXD
Context triple: [Edmonton City Centre Airport, IATAcode, YXD]
  • A. YX
    YX is the IATA airline designator used by Republic Airways, a major U.S. regional airline operating flights on behalf of larger carriers.
  • B. YXU
    YXU is the IATA airport code for London International Airport serving London, Ontario, Canada.
  • C. XU
    XU was a clandestine Norwegian intelligence organization that gathered and transmitted vital information to the Allies during the German occupation in World War II.
  • D. YHZ
    YHZ is the IATA airport code for Halifax Stanfield International Airport, the primary commercial airport serving Halifax and much of Atlantic Canada.
  • E. GYD
    GYD is the official currency code for the Guyanese dollar, the national currency of Guyana.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
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: YXD
Triple: [Edmonton City Centre Airport, IATAcode, YXD]
Generated description
YXD is the former IATA airport code for Edmonton City Centre Airport, a now-closed downtown airport that once served as a key regional and commuter hub in Edmonton, Alberta, Canada.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: YXD
Target entity description: YXD is the former IATA airport code for Edmonton City Centre Airport, a now-closed downtown airport that once served as a key regional and commuter hub in Edmonton, Alberta, Canada.
  • A. YX
    YX is the IATA airline designator used by Republic Airways, a major U.S. regional airline operating flights on behalf of larger carriers.
  • B. YXU
    YXU is the IATA airport code for London International Airport serving London, Ontario, Canada.
  • C. XU
    XU was a clandestine Norwegian intelligence organization that gathered and transmitted vital information to the Allies during the German occupation in World War II.
  • D. YHZ
    YHZ is the IATA airport code for Halifax Stanfield International Airport, the primary commercial airport serving Halifax and much of Atlantic Canada.
  • E. GYD
    GYD is the official currency code for the Guyanese dollar, the national currency of Guyana.
  • F. None of above. chosen

Provenance (5 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69c0084af79c81908af128ccc29983d0 completed March 22, 2026, 3:18 p.m.
NER Named-entity recognition batch_69c034a358708190bfce78e7bd75db36 completed March 22, 2026, 6:27 p.m.
NED1 Entity disambiguation (via context triple) batch_69c0a196ebb88190aea57899be954aae completed March 23, 2026, 2:12 a.m.
NEDg Description generation batch_69c0a27765688190b02a1b0cd39a87fe completed March 23, 2026, 2:16 a.m.
NED2 Entity disambiguation (via description) batch_69c0a2fd7ec081909033994e5556a6ae completed March 23, 2026, 2:18 a.m.
Created at: March 22, 2026, 3:54 p.m.