Triple

T19844643
Position Surface form Disambiguated ID Type / Status
Subject South East Central Railway E476827 entity
Predicate hasLocoShed P18851 FINISHED
Object Bilaspur electric loco shed
Bilaspur electric loco shed is a major Indian Railways facility in Chhattisgarh responsible for housing, maintaining, and overhauling electric locomotives operating on key routes of the South East Central Railway zone.
 E1397829 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: Bilaspur electric loco shed | Statement: [South East Central Railway, hasLocoShed, Bilaspur electric loco shed]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Bilaspur electric loco shed
Context triple: [South East Central Railway, hasLocoShed, Bilaspur electric loco shed]
  • A. Tatanagar electric loco shed
    Tatanagar electric loco shed is a major Indian Railways facility at Tatanagar responsible for housing, maintaining, and servicing electric locomotives operating on the South Eastern Railway network.
  • B. Jhansi electric loco shed
    Jhansi electric loco shed is a major Indian Railways facility in Jhansi responsible for housing, maintaining, and servicing electric locomotives operating in the region.
  • C. Kanpur electric loco shed
    Kanpur electric loco shed is a major Indian Railways facility in Kanpur responsible for housing, maintaining, and servicing electric locomotives operating in the region.
  • D. Jabalpur diesel shed
    Jabalpur diesel shed is a major locomotive maintenance and servicing facility of Indian Railways located in Jabalpur under the West Central Railway zone.
  • E. Bokaro Steel City electric loco shed
    Bokaro Steel City electric loco shed is a major electric locomotive maintenance and servicing facility of Indian Railways located at Bokaro Steel City in Jharkhand.
  • 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: Bilaspur electric loco shed
Triple: [South East Central Railway, hasLocoShed, Bilaspur electric loco shed]
Generated description
Bilaspur electric loco shed is a major Indian Railways facility in Chhattisgarh responsible for housing, maintaining, and overhauling electric locomotives operating on key routes of the South East Central Railway zone.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Bilaspur electric loco shed
Target entity description: Bilaspur electric loco shed is a major Indian Railways facility in Chhattisgarh responsible for housing, maintaining, and overhauling electric locomotives operating on key routes of the South East Central Railway zone.
  • A. Tatanagar electric loco shed
    Tatanagar electric loco shed is a major Indian Railways facility at Tatanagar responsible for housing, maintaining, and servicing electric locomotives operating on the South Eastern Railway network.
  • B. Jhansi electric loco shed
    Jhansi electric loco shed is a major Indian Railways facility in Jhansi responsible for housing, maintaining, and servicing electric locomotives operating in the region.
  • C. Kanpur electric loco shed
    Kanpur electric loco shed is a major Indian Railways facility in Kanpur responsible for housing, maintaining, and servicing electric locomotives operating in the region.
  • D. Jabalpur diesel shed
    Jabalpur diesel shed is a major locomotive maintenance and servicing facility of Indian Railways located in Jabalpur under the West Central Railway zone.
  • E. Bokaro Steel City electric loco shed
    Bokaro Steel City electric loco shed is a major electric locomotive maintenance and servicing facility of Indian Railways located at Bokaro Steel City in Jharkhand.
  • 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_69d8e51d39d081909bcfafeaaf3d2fcc completed April 10, 2026, 11:55 a.m.
NER Named-entity recognition batch_69e658085a148190a305bde0897dfe84 completed April 20, 2026, 4:44 p.m.
NED1 Entity disambiguation (via context triple) batch_6a07d43b0ff48190bfa06a85ac62302e completed May 16, 2026, 2:19 a.m.
NEDg Description generation batch_6a07d4d803148190ab253f960a238be3 completed May 16, 2026, 2:22 a.m.
NED2 Entity disambiguation (via description) batch_6a07d54b2bf481909747dff0158b1a81 completed May 16, 2026, 2:24 a.m.
Created at: April 10, 2026, 1:51 p.m.