Triple

T8320444
Position Surface form Disambiguated ID Type / Status
Subject Cambrian Heritage Railways E194817 entity
Predicate namedAfter P63 FINISHED
Object Cambrian Railways
Cambrian Railways was a historic railway company in Wales that operated an extensive network of rural lines across mid- and west Wales before becoming part of the Great Western Railway in the early 20th century.
E727897 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: Cambrian Railways | Statement: [Cambrian Heritage Railways, namedAfter, Cambrian Railways]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Cambrian Railways
Context triple: [Cambrian Heritage Railways, namedAfter, Cambrian Railways]
  • A. Cambrian Heritage Railways
    Cambrian Heritage Railways is a preserved heritage railway in Shropshire, England, dedicated to restoring and operating former Cambrian Railways lines and rolling stock for historical and tourist purposes.
  • B. Taff Vale Railway
    Taff Vale Railway was a historic Welsh railway company that played a key role in transporting coal and passengers in South Wales during the 19th and early 20th centuries.
  • C. Georgian Railway
    Georgian Railway is the state-owned national railway company of Georgia, responsible for operating the country’s rail transport network and infrastructure.
  • D. Chiltern Railways
    Chiltern Railways is a British train operating company providing passenger rail services primarily between London and the Midlands.
  • E. Midland Railway
    Midland Railway was a major 19th- and early 20th-century British railway company that operated extensive routes across central and northern England and played a key role in the development of the UK rail network.
  • 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: Cambrian Railways
Triple: [Cambrian Heritage Railways, namedAfter, Cambrian Railways]
Generated description
Cambrian Railways was a historic railway company in Wales that operated an extensive network of rural lines across mid- and west Wales before becoming part of the Great Western Railway in the early 20th century.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Cambrian Railways
Target entity description: Cambrian Railways was a historic railway company in Wales that operated an extensive network of rural lines across mid- and west Wales before becoming part of the Great Western Railway in the early 20th century.
  • A. Cambrian Heritage Railways
    Cambrian Heritage Railways is a preserved heritage railway in Shropshire, England, dedicated to restoring and operating former Cambrian Railways lines and rolling stock for historical and tourist purposes.
  • B. Taff Vale Railway
    Taff Vale Railway was a historic Welsh railway company that played a key role in transporting coal and passengers in South Wales during the 19th and early 20th centuries.
  • C. Georgian Railway
    Georgian Railway is the state-owned national railway company of Georgia, responsible for operating the country’s rail transport network and infrastructure.
  • D. Chiltern Railways
    Chiltern Railways is a British train operating company providing passenger rail services primarily between London and the Midlands.
  • E. Midland Railway
    Midland Railway was a major 19th- and early 20th-century British railway company that operated extensive routes across central and northern England and played a key role in the development of the UK rail network.
  • 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_69ca82e7a8a88190a32bb5cc0feb012d completed March 30, 2026, 2:04 p.m.
NER Named-entity recognition batch_69cb7f6686a0819094abc2bfd2e500a5 completed March 31, 2026, 8:01 a.m.
NED1 Entity disambiguation (via context triple) batch_69cdc6fee5dc8190b2de22d210884e51 completed April 2, 2026, 1:31 a.m.
NEDg Description generation batch_69cdcc8439cc8190b00ce9b0781d0544 completed April 2, 2026, 1:55 a.m.
NED2 Entity disambiguation (via description) batch_69cdcdd1a0c08190aa15e665a38945e7 completed April 2, 2026, 2 a.m.
Created at: March 30, 2026, 5:55 p.m.