Triple

T21319717
Position Surface form Disambiguated ID Type / Status
Subject Big Trout Lake First Nation E525578 entity
Predicate airportCode P418 FINISHED
Object YTL
YTL is the IATA airport code for the regional airport serving Big Trout Lake First Nation in northern Ontario, Canada.
 E1477310 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: YTL | Statement: [Big Trout Lake First Nation, airportCode, YTL]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: YTL
Context triple: [Big Trout Lake First Nation, airportCode, YTL]
  • A. YRT
    YRT is the public transit system serving Ontario’s York Region, operating local and rapid buses that connect communities north of Toronto.
  • B. YRT
    YRT is the IATA airport code for Rankin Inlet Airport, a key air transport hub serving the community of Rankin Inlet in Nunavut, Canada.
  • C. YLTN
    YLTN is the ICAO airport code for Laverton Airport in Western Australia.
  • D. YWL
    YWL is the IATA airport code for Williams Lake Regional Airport serving the city of Williams Lake in British Columbia, Canada.
  • E. YBTL
    YBTL is the ICAO airport code for RAAF Base Townsville, a Royal Australian Air Force base and military airfield in Townsville, Queensland, Australia.
  • 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: YTL
Triple: [Big Trout Lake First Nation, airportCode, YTL]
Generated description
YTL is the IATA airport code for the regional airport serving Big Trout Lake First Nation in northern Ontario, Canada.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: YTL
Target entity description: YTL is the IATA airport code for the regional airport serving Big Trout Lake First Nation in northern Ontario, Canada.
  • A. YRT
    YRT is the public transit system serving Ontario’s York Region, operating local and rapid buses that connect communities north of Toronto.
  • B. YRT
    YRT is the IATA airport code for Rankin Inlet Airport, a key air transport hub serving the community of Rankin Inlet in Nunavut, Canada.
  • C. YLTN
    YLTN is the ICAO airport code for Laverton Airport in Western Australia.
  • D. YWL
    YWL is the IATA airport code for Williams Lake Regional Airport serving the city of Williams Lake in British Columbia, Canada.
  • E. YBTL
    YBTL is the ICAO airport code for RAAF Base Townsville, a Royal Australian Air Force base and military airfield in Townsville, Queensland, Australia.
  • 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_69e0b51ad810819098c12392c8e55f6c completed April 16, 2026, 10:08 a.m.
NER Named-entity recognition batch_69e77ecfb7d481909cb73f95c3ddd9ed completed April 21, 2026, 1:42 p.m.
NED1 Entity disambiguation (via context triple) batch_6a099edfe15c8190bd52334727acd245 completed May 17, 2026, 10:56 a.m.
NEDg Description generation batch_6a099f69f1e08190bf96197fcf42b897 completed May 17, 2026, 10:58 a.m.
NED2 Entity disambiguation (via description) batch_6a099feeda3481909d8020763f32d430 completed May 17, 2026, 11:01 a.m.
Created at: April 16, 2026, 4:39 p.m.