Triple

T3220384
Position Surface form Disambiguated ID Type / Status
Subject Copenhagen Airport Kastrup E67497 entity
Predicate ICAOcode P419 FINISHED
Object EKCH
EKCH is the ICAO airport code for Copenhagen Airport, the main international airport serving Copenhagen and eastern Denmark.
 E338232 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: EKCH | Statement: [Copenhagen Airport Kastrup, ICAOcode, EKCH]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: EKCH
Context triple: [Copenhagen Airport Kastrup, ICAOcode, EKCH]
  • A. EK
    EK was the New York Stock Exchange ticker symbol for Eastman Kodak Company, the historic American photography and imaging corporation.
  • B. EK
    EK is the commonly used abbreviation for the First Chamber of the Austrian Parliament (Erste Kammer).
  • C. EKHN
    EKHN is a regional Protestant church body in Germany, formally known as the Evangelical Church of Hesse and Nassau and belonging to the Evangelical Church in Germany (EKD).
  • D. KCH
    KCH is the vehicle registration code assigned to the town of Chrzanów in southern Poland.
  • E. EKM
    EKM is a Protestant regional church body in Germany that forms part of the Evangelical Church in Germany (EKD).
  • 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: EKCH
Triple: [Copenhagen Airport Kastrup, ICAOcode, EKCH]
Generated description
EKCH is the ICAO airport code for Copenhagen Airport, the main international airport serving Copenhagen and eastern Denmark.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: EKCH
Target entity description: EKCH is the ICAO airport code for Copenhagen Airport, the main international airport serving Copenhagen and eastern Denmark.
  • A. EK
    EK was the New York Stock Exchange ticker symbol for Eastman Kodak Company, the historic American photography and imaging corporation.
  • B. EK
    EK is the commonly used abbreviation for the First Chamber of the Austrian Parliament (Erste Kammer).
  • C. EKHN
    EKHN is a regional Protestant church body in Germany, formally known as the Evangelical Church of Hesse and Nassau and belonging to the Evangelical Church in Germany (EKD).
  • D. KCH
    KCH is the vehicle registration code assigned to the town of Chrzanów in southern Poland.
  • E. EKM
    EKM is a Protestant regional church body in Germany that forms part of the Evangelical Church in Germany (EKD).
  • 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_69ad858b8adc8190ad989712c87a476b completed March 8, 2026, 2:19 p.m.
NER Named-entity recognition batch_69adae16f20081909d7f3bac016f961d completed March 8, 2026, 5:12 p.m.
NED1 Entity disambiguation (via context triple) batch_69b2624a770881908f0a9415b6f74ee0 completed March 12, 2026, 6:50 a.m.
NEDg Description generation batch_69b2662274988190ae62791744df0562 completed March 12, 2026, 7:07 a.m.
NED2 Entity disambiguation (via description) batch_69b266bf6bf48190a4480bf9a699dae8 completed March 12, 2026, 7:09 a.m.
Created at: March 8, 2026, 3:08 p.m.