Triple

T14518071
Position Surface form Disambiguated ID Type / Status
Subject Bangalore Metro E340575 entity
Predicate hasDepot P2413 FINISHED
Object Kengeri depot
Kengeri depot is a maintenance and stabling facility serving the western end of the Namma Metro network in Bengaluru, India.
E1104866 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: Kengeri depot | Statement: [Bangalore Metro, hasDepot, Kengeri depot]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Kengeri depot
Context triple: [Bangalore Metro, hasDepot, Kengeri depot]
  • A. Peenya depot
    Peenya depot is a major maintenance and stabling facility serving Bengaluru’s Namma Metro system.
  • B. Byappanahalli depot
    Byappanahalli depot is a major maintenance and stabling facility serving Bengaluru’s Namma Metro system, located near the Byappanahalli metro station.
  • C. Koyambedu depot
    Koyambedu depot is a major maintenance, operations, and stabling facility serving the Chennai Metro rail network in Chennai, India.
  • D. Kurla bus depot
    Kurla bus depot is a major public bus terminal in the Kurla area of Mumbai, serving as an important hub for local and regional bus services.
  • E. Wimco Nagar depot
    Wimco Nagar depot is a maintenance and stabling facility serving the northern stretch of the Chennai Metro network in Chennai, India.
  • 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: Kengeri depot
Triple: [Bangalore Metro, hasDepot, Kengeri depot]
Generated description
Kengeri depot is a maintenance and stabling facility serving the western end of the Namma Metro network in Bengaluru, India.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Kengeri depot
Target entity description: Kengeri depot is a maintenance and stabling facility serving the western end of the Namma Metro network in Bengaluru, India.
  • A. Peenya depot
    Peenya depot is a major maintenance and stabling facility serving Bengaluru’s Namma Metro system.
  • B. Byappanahalli depot
    Byappanahalli depot is a major maintenance and stabling facility serving Bengaluru’s Namma Metro system, located near the Byappanahalli metro station.
  • C. Koyambedu depot
    Koyambedu depot is a major maintenance, operations, and stabling facility serving the Chennai Metro rail network in Chennai, India.
  • D. Kurla bus depot
    Kurla bus depot is a major public bus terminal in the Kurla area of Mumbai, serving as an important hub for local and regional bus services.
  • E. Wimco Nagar depot
    Wimco Nagar depot is a maintenance and stabling facility serving the northern stretch of the Chennai Metro network in Chennai, India.
  • 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_69d822d9c0408190b9a2b3643e58bb4d completed April 9, 2026, 10:06 p.m.
NER Named-entity recognition batch_69de9a6f50208190b687b505f5cd1aa2 completed April 14, 2026, 7:50 p.m.
NED1 Entity disambiguation (via context triple) batch_69fd7a4b71688190ae9ebccdc81d09f8 completed May 8, 2026, 5:53 a.m.
NEDg Description generation batch_69fd7bf6b13481908307a2037d0de804 completed May 8, 2026, 6 a.m.
NED2 Entity disambiguation (via description) batch_69fd7ce0d8a0819083ba348412d76ee5 completed May 8, 2026, 6:04 a.m.
Created at: April 10, 2026, 1:22 a.m.