Triple

T4513382
Position Surface form Disambiguated ID Type / Status
Subject Tirupati railway station E102100 entity
Predicate operatedBy P86 FINISHED
Object Guntakal railway division
Guntakal railway division is a major administrative division of Indian Railways under the South Central Railway zone, overseeing railway operations and infrastructure in parts of Andhra Pradesh and neighboring regions.
 E448555 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: Guntakal railway division | Statement: [Tirupati railway station, operatedBy, Guntakal railway division]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Guntakal railway division
Context triple: [Tirupati railway station, operatedBy, Guntakal railway division]
  • A. Vijayawada railway division
    Vijayawada railway division is a major administrative division of Indian Railways under the South Central Railway zone, overseeing railway operations and infrastructure in and around Vijayawada, Andhra Pradesh.
  • B. Hyderabad railway division
    Hyderabad railway division is an administrative unit of Indian Railways responsible for managing railway operations, infrastructure, and services in and around Hyderabad.
  • C. Secunderabad railway division
    Secunderabad railway division is an administrative division of Indian Railways responsible for managing railway operations, infrastructure, and services in and around Secunderabad and parts of the surrounding region.
  • D. Bengaluru railway division
    Bengaluru railway division is an administrative division of Indian Railways responsible for managing railway operations, infrastructure, and services in and around Bengaluru.
  • E. Ahmedabad railway division
    Ahmedabad railway division is a key administrative division of Indian Railways responsible for managing railway operations and infrastructure in and around Ahmedabad in the state of Gujarat.
  • 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: Guntakal railway division
Triple: [Tirupati railway station, operatedBy, Guntakal railway division]
Generated description
Guntakal railway division is a major administrative division of Indian Railways under the South Central Railway zone, overseeing railway operations and infrastructure in parts of Andhra Pradesh and neighboring regions.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Guntakal railway division
Target entity description: Guntakal railway division is a major administrative division of Indian Railways under the South Central Railway zone, overseeing railway operations and infrastructure in parts of Andhra Pradesh and neighboring regions.
  • A. Vijayawada railway division
    Vijayawada railway division is a major administrative division of Indian Railways under the South Central Railway zone, overseeing railway operations and infrastructure in and around Vijayawada, Andhra Pradesh.
  • B. Hyderabad railway division
    Hyderabad railway division is an administrative unit of Indian Railways responsible for managing railway operations, infrastructure, and services in and around Hyderabad.
  • C. Secunderabad railway division
    Secunderabad railway division is an administrative division of Indian Railways responsible for managing railway operations, infrastructure, and services in and around Secunderabad and parts of the surrounding region.
  • D. Bengaluru railway division
    Bengaluru railway division is an administrative division of Indian Railways responsible for managing railway operations, infrastructure, and services in and around Bengaluru.
  • E. Ahmedabad railway division
    Ahmedabad railway division is a key administrative division of Indian Railways responsible for managing railway operations and infrastructure in and around Ahmedabad in the state of Gujarat.
  • 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_69bd43d6251c81909deecce3e6e9d69c completed March 20, 2026, 12:55 p.m.
NER Named-entity recognition batch_69bd5722d8fc81909c5f2d9a38d17a6b completed March 20, 2026, 2:18 p.m.
NED1 Entity disambiguation (via context triple) batch_69bd7f8b19ac819099e9249d31660f52 completed March 20, 2026, 5:10 p.m.
NEDg Description generation batch_69bd84bc88548190a856ddd108ef1495 completed March 20, 2026, 5:32 p.m.
NED2 Entity disambiguation (via description) batch_69bd854bb4408190b97fd3b7fbf4fcaf completed March 20, 2026, 5:35 p.m.
Created at: March 20, 2026, 1:02 p.m.