Triple

T746016
Position Surface form Disambiguated ID Type / Status
Subject London, Midland and Scottish Railway E15342 entity
Predicate legalBasisForFormation P9390 FINISHED
Object Railways Act 1921
The Railways Act 1921 was a UK law that reorganized and consolidated most of the country's railway companies into four large regional groups, fundamentally reshaping the British railway system.
E88863 NE FINISHED

How this triple was built (5 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: Railways Act 1921 | Statement: [London, Midland and Scottish Railway, legalBasisForFormation, Railways Act 1921]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Railways Act 1921
Context triple: [London, Midland and Scottish Railway, legalBasisForFormation, Railways Act 1921]
  • A. Transport Act 1947
    The Transport Act 1947 was a major piece of post-war British legislation that nationalised the country’s railways, long-distance road haulage, and other key transport services, creating the British Transport Commission.
  • B. Hepburn Act regulation of railroads
    The Hepburn Act regulation of railroads was a landmark 1906 U.S. law that greatly strengthened federal oversight of railroad rates and practices by expanding the powers of the Interstate Commerce Commission.
  • C. Union Pacific Railway Act of 1862
    The Union Pacific Railway Act of 1862 was a landmark U.S. federal law that authorized construction of the first transcontinental railroad and provided government support through land grants and bonds.
  • D. Coal Industry Nationalisation Act 1946
    The Coal Industry Nationalisation Act 1946 was a landmark UK law that transferred ownership and control of the coal industry from private companies to the state, creating the National Coal Board as part of the post-war Labour government’s wider nationalisation programme.
  • E. Georgian Railway
    Georgian Railway is the state-owned national railway company of Georgia, responsible for operating the country’s rail transport network and infrastructure.
  • 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: Railways Act 1921
Triple: [London, Midland and Scottish Railway, legalBasisForFormation, Railways Act 1921]
Generated description
The Railways Act 1921 was a UK law that reorganized and consolidated most of the country's railway companies into four large regional groups, fundamentally reshaping the British railway system.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Railways Act 1921
Target entity description: The Railways Act 1921 was a UK law that reorganized and consolidated most of the country's railway companies into four large regional groups, fundamentally reshaping the British railway system.
  • A. Transport Act 1947
    The Transport Act 1947 was a major piece of post-war British legislation that nationalised the country’s railways, long-distance road haulage, and other key transport services, creating the British Transport Commission.
  • B. Hepburn Act regulation of railroads
    The Hepburn Act regulation of railroads was a landmark 1906 U.S. law that greatly strengthened federal oversight of railroad rates and practices by expanding the powers of the Interstate Commerce Commission.
  • C. Union Pacific Railway Act of 1862
    The Union Pacific Railway Act of 1862 was a landmark U.S. federal law that authorized construction of the first transcontinental railroad and provided government support through land grants and bonds.
  • D. Coal Industry Nationalisation Act 1946
    The Coal Industry Nationalisation Act 1946 was a landmark UK law that transferred ownership and control of the coal industry from private companies to the state, creating the National Coal Board as part of the post-war Labour government’s wider nationalisation programme.
  • E. Georgian Railway
    Georgian Railway is the state-owned national railway company of Georgia, responsible for operating the country’s rail transport network and infrastructure.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: legalBasisForFormation
Context triple: [London, Midland and Scottish Railway, legalBasisForFormation, Railways Act 1921]
  • A. legalBasis
    Indicates the legal rule, authority, or justification under which an action, decision, or status is established or carried out.
  • B. legalEmbodimentOf
    Indicates that one entity serves as the legally recognized form, vehicle, or representation through which another entity exists, acts, or holds rights and obligations in law.
  • C. legalForm
    Indicates the specific legal structure or organizational type under which an entity is formally constituted and recognized by law.
  • D. establishedByStatute chosen
    Indicates that something has been formally created, defined, or authorized through a specific law or statute.
  • E. jurisdictionBasis
    Indicates the legal grounds or authority under which one entity has the right to exercise jurisdiction over another entity, action, or matter.
  • F. None of above.

Provenance (6 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_69a49358aa308190adbc9b5a0a2adcf9 completed March 1, 2026, 7:28 p.m.
NER Named-entity recognition batch_69a4a62ca1d081908e3191411f86498d completed March 1, 2026, 8:48 p.m.
NED1 Entity disambiguation (via context triple) batch_69a654e664e4819081badaf0ba0d86e5 completed March 3, 2026, 3:26 a.m.
NEDg Description generation batch_69a655e0a2608190801fb67856bc2ac4 completed March 3, 2026, 3:30 a.m.
NED2 Entity disambiguation (via description) batch_69a65704a964819097ad5074e83303b4 completed March 3, 2026, 3:35 a.m.
PD Predicate disambiguation batch_69a4a4ff10608190bfd60b4a1cb38f7d completed March 1, 2026, 8:43 p.m.
Created at: March 1, 2026, 7:37 p.m.