Triple

T8614161
Position Surface form Disambiguated ID Type / Status
Subject Bittern Line E203990 entity
Predicate originallyBuiltBy P13567 FINISHED
Object Eastern and Midlands Railway
Eastern and Midlands Railway was a 19th-century British railway company that developed and operated lines in eastern England before being absorbed into larger railway systems.
E748484 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: Eastern and Midlands Railway | Statement: [Bittern Line, originallyBuiltBy, Eastern and Midlands Railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Eastern and Midlands Railway
Context triple: [Bittern Line, originallyBuiltBy, Eastern and Midlands Railway]
  • A. South Eastern Railway
    South Eastern Railway is one of the major zones of Indian Railways, operating extensive rail services across eastern and central India.
  • B. South Eastern Railway
    South Eastern Railway was a 19th-century British railway company that operated routes in southeast England, including services through Kent and to the Channel ports.
  • C. North Eastern Railway
    North Eastern Railway was a major pre-grouping British railway company in northern England, known for operating key routes in Yorkshire, County Durham, and Northumberland before being absorbed into the London and North Eastern Railway in 1923.
  • D. Great Eastern Railway
    Great Eastern Railway was a major pre-grouping British railway company that operated an extensive network across East Anglia and into London from the mid-19th to early 20th century.
  • 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: Eastern and Midlands Railway
Triple: [Bittern Line, originallyBuiltBy, Eastern and Midlands Railway]
Generated description
Eastern and Midlands Railway was a 19th-century British railway company that developed and operated lines in eastern England before being absorbed into larger railway systems.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Eastern and Midlands Railway
Target entity description: Eastern and Midlands Railway was a 19th-century British railway company that developed and operated lines in eastern England before being absorbed into larger railway systems.
  • A. South Eastern Railway
    South Eastern Railway is one of the major zones of Indian Railways, operating extensive rail services across eastern and central India.
  • B. South Eastern Railway
    South Eastern Railway was a 19th-century British railway company that operated routes in southeast England, including services through Kent and to the Channel ports.
  • C. North Eastern Railway
    North Eastern Railway was a major pre-grouping British railway company in northern England, known for operating key routes in Yorkshire, County Durham, and Northumberland before being absorbed into the London and North Eastern Railway in 1923.
  • D. Great Eastern Railway
    Great Eastern Railway was a major pre-grouping British railway company that operated an extensive network across East Anglia and into London from the mid-19th to early 20th century.
  • 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_69ca832ceab8819096e4a9f546695079 completed March 30, 2026, 2:05 p.m.
NER Named-entity recognition batch_69cc4700b9e08190b03f05f4757cfc47 completed March 31, 2026, 10:13 p.m.
NED1 Entity disambiguation (via context triple) batch_69cecc8b99cc8190b319a435f456ec05 completed April 2, 2026, 8:07 p.m.
NEDg Description generation batch_69cece8c4bdc8190988990c675f50f86 completed April 2, 2026, 8:16 p.m.
NED2 Entity disambiguation (via description) batch_69cecf3a0e78819082cc7c43eceae309 completed April 2, 2026, 8:19 p.m.
Created at: March 30, 2026, 6:25 p.m.