Triple

T7029216
Position Surface form Disambiguated ID Type / Status
Subject Eastern Railway E163229 entity
Predicate formedByMergerOf P77 FINISHED
Object East Indian Railway Company
The East Indian Railway Company was a major British colonial-era railway company that built and operated key rail lines in eastern and northern India during the 19th and early 20th centuries.
E637454 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: East Indian Railway Company | Statement: [Eastern Railway, formedByMergerOf, East Indian Railway Company]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: East Indian Railway Company
Context triple: [Eastern Railway, formedByMergerOf, East Indian Railway Company]
  • A. Bombay, Baroda and Central India Railway
    The Bombay, Baroda and Central India Railway was a major British-era Indian railway company that operated extensive routes in western and central India before being absorbed into the Western Railway zone after independence.
  • B. Central Railway
    Central Railway is one of the major zones of Indian Railways, headquartered in Mumbai and responsible for operating key rail routes and suburban services in western and central India.
  • C. Eastern Punjab Railway
    Eastern Punjab Railway was a former railway system in British India that operated in the eastern part of the Punjab region before being absorbed into the Northern Railway zone after independence and partition.
  • D. Eastern Railway
    Eastern Railway is one of the major zones of Indian Railways, operating extensive rail services primarily across eastern India.
  • E. 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.
  • 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: East Indian Railway Company
Triple: [Eastern Railway, formedByMergerOf, East Indian Railway Company]
Generated description
The East Indian Railway Company was a major British colonial-era railway company that built and operated key rail lines in eastern and northern India during the 19th and early 20th centuries.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: East Indian Railway Company
Target entity description: The East Indian Railway Company was a major British colonial-era railway company that built and operated key rail lines in eastern and northern India during the 19th and early 20th centuries.
  • A. Bombay, Baroda and Central India Railway
    The Bombay, Baroda and Central India Railway was a major British-era Indian railway company that operated extensive routes in western and central India before being absorbed into the Western Railway zone after independence.
  • B. Central Railway
    Central Railway is one of the major zones of Indian Railways, headquartered in Mumbai and responsible for operating key rail routes and suburban services in western and central India.
  • C. Eastern Punjab Railway
    Eastern Punjab Railway was a former railway system in British India that operated in the eastern part of the Punjab region before being absorbed into the Northern Railway zone after independence and partition.
  • D. Eastern Railway
    Eastern Railway is one of the major zones of Indian Railways, operating extensive rail services primarily across eastern India.
  • E. 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.
  • 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_69c6885d691c81908cf7d31083113886 completed March 27, 2026, 1:38 p.m.
NER Named-entity recognition batch_69c6e200ecdc819098ca07473dfb272a completed March 27, 2026, 8:01 p.m.
NED1 Entity disambiguation (via context triple) batch_69c775919734819083beb10b4c2b146e completed March 28, 2026, 6:30 a.m.
NEDg Description generation batch_69c7791d319881909470d0fa5f38f68e completed March 28, 2026, 6:45 a.m.
NED2 Entity disambiguation (via description) batch_69c779f5342881909085cae84299831c completed March 28, 2026, 6:49 a.m.
Created at: March 27, 2026, 2:35 p.m.