Triple

T4614821
Position Surface form Disambiguated ID Type / Status
Subject Western Railway zone E100842 entity
Predicate headquartersBuilding P62 FINISHED
Object Western Railway Headquarters Building
The Western Railway Headquarters Building is a prominent administrative and heritage office complex that serves as the central command center for India’s Western Railway zone.
 E455763 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: Western Railway Headquarters Building | Statement: [Western Railway zone, headquartersBuilding, Western Railway Headquarters Building]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Western Railway Headquarters Building
Context triple: [Western Railway zone, headquartersBuilding, Western Railway Headquarters Building]
  • A. Chhatrapati Shivaji Maharaj Terminus
    Chhatrapati Shivaji Maharaj Terminus is a historic UNESCO-listed railway station in Mumbai renowned for its grand Victorian Gothic Revival architecture and role as a major transportation hub.
  • B. Old Delhi Railway Station
    Old Delhi Railway Station is one of the busiest and oldest rail hubs in India, serving as a key gateway to the national capital and northern railway routes.
  • C. Brihanmumbai Municipal Corporation building
    The Brihanmumbai Municipal Corporation building is a historic Indo-Gothic style civic headquarters in Mumbai, renowned for its grand architecture and prominent location in the city’s colonial-era administrative district.
  • D. New Delhi Railway Station
    New Delhi Railway Station is one of India’s busiest and largest railway hubs, serving as a major gateway to the capital city and a central node in the country’s rail network.
  • E. Baroda House
    Baroda House is a historic royal residence in New Delhi that once served as the city home of the Maharaja of Baroda and now houses offices of the Indian Railways.
  • 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: Western Railway Headquarters Building
Triple: [Western Railway zone, headquartersBuilding, Western Railway Headquarters Building]
Generated description
The Western Railway Headquarters Building is a prominent administrative and heritage office complex that serves as the central command center for India’s Western Railway zone.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Western Railway Headquarters Building
Target entity description: The Western Railway Headquarters Building is a prominent administrative and heritage office complex that serves as the central command center for India’s Western Railway zone.
  • A. Chhatrapati Shivaji Maharaj Terminus
    Chhatrapati Shivaji Maharaj Terminus is a historic UNESCO-listed railway station in Mumbai renowned for its grand Victorian Gothic Revival architecture and role as a major transportation hub.
  • B. Old Delhi Railway Station
    Old Delhi Railway Station is one of the busiest and oldest rail hubs in India, serving as a key gateway to the national capital and northern railway routes.
  • C. Brihanmumbai Municipal Corporation building
    The Brihanmumbai Municipal Corporation building is a historic Indo-Gothic style civic headquarters in Mumbai, renowned for its grand architecture and prominent location in the city’s colonial-era administrative district.
  • D. New Delhi Railway Station
    New Delhi Railway Station is one of India’s busiest and largest railway hubs, serving as a major gateway to the capital city and a central node in the country’s rail network.
  • E. Baroda House
    Baroda House is a historic royal residence in New Delhi that once served as the city home of the Maharaja of Baroda and now houses offices of the Indian Railways.
  • 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_69bd43cf363c819087fd5ab441b4a3f4 completed March 20, 2026, 12:55 p.m.
NER Named-entity recognition batch_69bd59c3d9ec8190a50ef03627dc351d completed March 20, 2026, 2:29 p.m.
NED1 Entity disambiguation (via context triple) batch_69bdfa895b7481909e54cfa56a54c8dc completed March 21, 2026, 1:55 a.m.
NEDg Description generation batch_69bdfb83b5d08190b2d8502e763a0841 completed March 21, 2026, 1:59 a.m.
NED2 Entity disambiguation (via description) batch_69bdfc105e6c8190b21e3c8e7076e9ff completed March 21, 2026, 2:01 a.m.
Created at: March 20, 2026, 1:12 p.m.