Triple

T12887787
Position Surface form Disambiguated ID Type / Status
Subject Vasai Road E308272 entity
Predicate railwayDivision P1921 FINISHED
Object Mumbai division (Western Railway)
Mumbai division (Western Railway) is an administrative railway division of Indian Railways’ Western Railway zone that manages suburban and long-distance rail operations in and around Mumbai, including key stations such as Vasai Road.
 E1008770 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: Mumbai division (Western Railway) | Statement: [Vasai Road, railwayDivision, Mumbai division (Western Railway)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Mumbai division (Western Railway)
Context triple: [Vasai Road, railwayDivision, Mumbai division (Western Railway)]
  • A. Mumbai Central railway division
    Mumbai Central railway division is a key administrative division of Indian Railways responsible for managing railway operations and services in and around the Mumbai region.
  • B. Pune railway division
    Pune railway division is an administrative unit of Indian Railways responsible for managing train operations, infrastructure, and services in and around Pune, Maharashtra.
  • C. Nanded railway division
    Nanded railway division is an administrative division of Indian Railways under the South Central Railway zone, overseeing railway operations and stations in parts of Maharashtra and neighboring regions.
  • D. Nagpur railway division
    Nagpur railway division is an administrative division of Indian Railways responsible for managing railway operations and infrastructure in and around Nagpur, Maharashtra.
  • E. Vadodara railway division
    Vadodara railway division is an administrative division of Indian Railways responsible for managing railway operations, infrastructure, and services in and around the Vadodara region 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: Mumbai division (Western Railway)
Triple: [Vasai Road, railwayDivision, Mumbai division (Western Railway)]
Generated description
Mumbai division (Western Railway) is an administrative railway division of Indian Railways’ Western Railway zone that manages suburban and long-distance rail operations in and around Mumbai, including key stations such as Vasai Road.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Mumbai division (Western Railway)
Target entity description: Mumbai division (Western Railway) is an administrative railway division of Indian Railways’ Western Railway zone that manages suburban and long-distance rail operations in and around Mumbai, including key stations such as Vasai Road.
  • A. Mumbai Central railway division
    Mumbai Central railway division is a key administrative division of Indian Railways responsible for managing railway operations and services in and around the Mumbai region.
  • B. Pune railway division
    Pune railway division is an administrative unit of Indian Railways responsible for managing train operations, infrastructure, and services in and around Pune, Maharashtra.
  • C. Nanded railway division
    Nanded railway division is an administrative division of Indian Railways under the South Central Railway zone, overseeing railway operations and stations in parts of Maharashtra and neighboring regions.
  • D. Nagpur railway division
    Nagpur railway division is an administrative division of Indian Railways responsible for managing railway operations and infrastructure in and around Nagpur, Maharashtra.
  • E. Vadodara railway division
    Vadodara railway division is an administrative division of Indian Railways responsible for managing railway operations, infrastructure, and services in and around the Vadodara region 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_69d7bdf7c1f0819098102569a8d8cbf5 completed April 9, 2026, 2:55 p.m.
NER Named-entity recognition batch_69d9714581988190afc720ffd7797860 completed April 10, 2026, 9:53 p.m.
NED1 Entity disambiguation (via context triple) batch_69f6a5576ae4819084914697b2e86d9f completed May 3, 2026, 1:31 a.m.
NEDg Description generation batch_69f6a641d1988190b9af41c8c7ca599e completed May 3, 2026, 1:34 a.m.
NED2 Entity disambiguation (via description) batch_69f6a77ba20081908f72f46f64382fca completed May 3, 2026, 1:40 a.m.
Created at: April 9, 2026, 5:39 p.m.