Triple

T5051694
Position Surface form Disambiguated ID Type / Status
Subject Lennart Meri Tallinn Airport E113799 entity
Predicate ICAOcode P419 FINISHED
Object EETN
EETN is the ICAO airport code for Lennart Meri Tallinn Airport, the main international airport serving Tallinn, Estonia.
 E491070 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: EETN | Statement: [Lennart Meri Tallinn Airport, ICAOcode, EETN]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: EETN
Context triple: [Lennart Meri Tallinn Airport, ICAOcode, EETN]
  • A. EET
    EET is a time zone used in parts of Eastern Europe and the Eastern Mediterranean, typically two hours ahead of Coordinated Universal Time (UTC+2).
  • B. ETAC
    ETAC is the Engineering Technology Accreditation Commission of ABET, responsible for accrediting engineering technology degree programs worldwide.
  • C. ETB
    ETB is the three-letter international currency code used to represent the Ethiopian birr in global financial and foreign exchange contexts.
  • D. AET
    AET is the former stock ticker symbol for Aetna Inc., a major U.S. health insurance and managed care company.
  • E. ETOU
    ETOU is the ICAO airport code for Wiesbaden Army Airfield, a U.S. military airbase located near Wiesbaden, Germany.
  • 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: EETN
Triple: [Lennart Meri Tallinn Airport, ICAOcode, EETN]
Generated description
EETN is the ICAO airport code for Lennart Meri Tallinn Airport, the main international airport serving Tallinn, Estonia.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: EETN
Target entity description: EETN is the ICAO airport code for Lennart Meri Tallinn Airport, the main international airport serving Tallinn, Estonia.
  • A. EET
    EET is a time zone used in parts of Eastern Europe and the Eastern Mediterranean, typically two hours ahead of Coordinated Universal Time (UTC+2).
  • B. ETAC
    ETAC is the Engineering Technology Accreditation Commission of ABET, responsible for accrediting engineering technology degree programs worldwide.
  • C. ETB
    ETB is the three-letter international currency code used to represent the Ethiopian birr in global financial and foreign exchange contexts.
  • D. AET
    AET is the former stock ticker symbol for Aetna Inc., a major U.S. health insurance and managed care company.
  • E. ETOU
    ETOU is the ICAO airport code for Wiesbaden Army Airfield, a U.S. military airbase located near Wiesbaden, Germany.
  • 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_69bd443aa1f88190abb992d138f2cf42 completed March 20, 2026, 12:57 p.m.
NER Named-entity recognition batch_69bd7426fc8081908a8227f73168c235 completed March 20, 2026, 4:21 p.m.
NED1 Entity disambiguation (via context triple) batch_69bea483b6cc8190b3b48598a291d708 completed March 21, 2026, 2 p.m.
NEDg Description generation batch_69bea5e902a88190a96a0dea88d3952e completed March 21, 2026, 2:06 p.m.
NED2 Entity disambiguation (via description) batch_69bea9961f8c8190b7ac93e199aa76d7 completed March 21, 2026, 2:22 p.m.
Created at: March 20, 2026, 1:37 p.m.