Triple

T16470620
Position Surface form Disambiguated ID Type / Status
Subject LMS Coronation Class E400048 entity
Predicate preservedExample P28916 FINISHED
Object 6235 City of Birmingham
6235 City of Birmingham is a preserved LMS Coronation Class steam locomotive, notable for representing one of Britain’s most powerful express passenger engines.
 E1215491 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: 6235 City of Birmingham | Statement: [LMS Coronation Class, preservedExample, 6235 City of Birmingham]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: 6235 City of Birmingham
Context triple: [LMS Coronation Class, preservedExample, 6235 City of Birmingham]
  • A. The Brass City
    The Brass City is a nickname for Waterbury, Connecticut, reflecting its historic prominence in brass manufacturing and metalworking.
  • B. The Alexandra, Birmingham
    The Alexandra, Birmingham is a historic theatre and live entertainment venue in Birmingham, England, known for hosting touring West End productions, musicals, and other major stage shows.
  • C. Birmingham
    Birmingham is a major industrial city in England’s West Midlands, historically significant for its manufacturing heritage and heavy bombing during the Second World War.
  • D. Birmingham
    Birmingham is a major industrial and cultural city in the southern United States, known historically for its steel production and pivotal role in the Civil Rights Movement.
  • E. Birmingham West
    Birmingham West was a former UK parliamentary constituency in the city of Birmingham, England, represented in the House of Commons during the late 19th and early 20th centuries.
  • 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: 6235 City of Birmingham
Triple: [LMS Coronation Class, preservedExample, 6235 City of Birmingham]
Generated description
6235 City of Birmingham is a preserved LMS Coronation Class steam locomotive, notable for representing one of Britain’s most powerful express passenger engines.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: 6235 City of Birmingham
Target entity description: 6235 City of Birmingham is a preserved LMS Coronation Class steam locomotive, notable for representing one of Britain’s most powerful express passenger engines.
  • A. The Brass City
    The Brass City is a nickname for Waterbury, Connecticut, reflecting its historic prominence in brass manufacturing and metalworking.
  • B. The Alexandra, Birmingham
    The Alexandra, Birmingham is a historic theatre and live entertainment venue in Birmingham, England, known for hosting touring West End productions, musicals, and other major stage shows.
  • C. Birmingham
    Birmingham is a major industrial city in England’s West Midlands, historically significant for its manufacturing heritage and heavy bombing during the Second World War.
  • D. Birmingham
    Birmingham is a major industrial and cultural city in the southern United States, known historically for its steel production and pivotal role in the Civil Rights Movement.
  • E. Birmingham West
    Birmingham West was a former UK parliamentary constituency in the city of Birmingham, England, represented in the House of Commons during the late 19th and early 20th centuries.
  • 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.