Triple

T16470970
Position Surface form Disambiguated ID Type / Status
Subject LMS Ivatt Class 2 2-6-0 E400056 entity
Predicate regionUsed P908 FINISHED
Object Western Region
Western Region was a division of British Railways responsible for rail services primarily in western and southwestern England and parts of Wales.
E1215502 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: Western Region | Statement: [LMS Ivatt Class 2 2-6-0, regionUsed, Western Region]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Western Region
Context triple: [LMS Ivatt Class 2 2-6-0, regionUsed, Western Region]
  • A. Western Region
    The Western Region is a regional office of the U.S. Office of Surface Mining Reclamation and Enforcement responsible for overseeing and regulating coal mining and land reclamation activities in the western United States.
  • B. Western Region
    Western Region is one of Ghana’s primary administrative regions, located in the southwestern part of the country and known for its rich natural resources, including gold, bauxite, and offshore oil.
  • C. Western Region
    Western Region was one of the major federating units of early post-independence Nigeria, encompassing much of the Yoruba-speaking southwest and serving as a key political and economic center.
  • D. West Region
    West Region is one of Cameroon's ten regions, located in the western part of the country and known for its high population density, rich cultural heritage, and significant agricultural activity.
  • E. West Region
    The West Region is one of the four geographic brackets used to organize teams and games in the NCAA Division I Men’s Basketball Tournament.
  • 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: Western Region
Triple: [LMS Ivatt Class 2 2-6-0, regionUsed, Western Region]
Generated description
Western Region was a division of British Railways responsible for rail services primarily in western and southwestern England and parts of Wales.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Western Region
Target entity description: Western Region was a division of British Railways responsible for rail services primarily in western and southwestern England and parts of Wales.
  • A. Western Region
    Western Region is one of Ghana’s primary administrative regions, located in the southwestern part of the country and known for its rich natural resources, including gold, bauxite, and offshore oil.
  • B. Western Region
    The Western Region is a regional office of the U.S. Office of Surface Mining Reclamation and Enforcement responsible for overseeing and regulating coal mining and land reclamation activities in the western United States.
  • C. Western Region
    Western Region was one of the major federating units of early post-independence Nigeria, encompassing much of the Yoruba-speaking southwest and serving as a key political and economic center.
  • D. West Region
    The West Region is one of the four geographic brackets used to organize teams and games in the NCAA Division I Men’s Basketball Tournament.
  • E. West Region
    West Region is one of Cameroon's ten regions, located in the western part of the country and known for its high population density, rich cultural heritage, and significant agricultural activity.
  • 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_69d87f2dac988190b74d6e185fa88ba4 completed April 10, 2026, 4:40 a.m.
NER Named-entity recognition batch_69e32dd0d2fc81909b68b5afb00f192f completed April 18, 2026, 7:08 a.m.
NED1 Entity disambiguation (via context triple) batch_6a004f5af4308190bd023624de35027f completed May 10, 2026, 9:26 a.m.
NEDg Description generation batch_6a0050c5d4548190a674c1c19f08a9fd completed May 10, 2026, 9:32 a.m.
NED2 Entity disambiguation (via description) batch_6a0051a7ae208190b33d42cc8d4bb21f completed May 10, 2026, 9:36 a.m.
Created at: April 10, 2026, 5:11 a.m.