Triple

T19844644
Position Surface form Disambiguated ID Type / Status
Subject South East Central Railway E476827 entity
Predicate hasLocoShed P18851 FINISHED
Object Raipur electric loco shed
Raipur electric loco shed is a major Indian Railways facility in Raipur responsible for housing, maintaining, and servicing electric locomotives operating in the region.
 E1399664 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: Raipur electric loco shed | Statement: [South East Central Railway, hasLocoShed, Raipur electric loco shed]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Raipur electric loco shed
Context triple: [South East Central Railway, hasLocoShed, Raipur electric loco shed]
  • A. 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.
  • B. 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.
  • C. 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.
  • 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. 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.
  • 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: Raipur electric loco shed
Triple: [South East Central Railway, hasLocoShed, Raipur electric loco shed]
Generated description
Raipur electric loco shed is a major Indian Railways facility in Raipur responsible for housing, maintaining, and servicing electric locomotives operating in the region.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Raipur electric loco shed
Target entity description: Raipur electric loco shed is a major Indian Railways facility in Raipur responsible for housing, maintaining, and servicing electric locomotives operating in the region.
  • A. 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.
  • B. 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.
  • C. 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.
  • 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. 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.
  • 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_6a07dbbab7788190ba3cfb088ede2055 completed May 16, 2026, 2:51 a.m.
NEDg Description generation batch_6a07dc7421b48190a81724e702727d05 completed May 16, 2026, 2:54 a.m.
NED2 Entity disambiguation (via description) batch_6a07dcf2d88c8190bbf9aa42f9fe8c6d completed May 16, 2026, 2:56 a.m.
Created at: April 10, 2026, 1:51 p.m.