Triple

T13036596
Position Surface form Disambiguated ID Type / Status
Subject Southern Railway zone E326576 entity
Predicate division P889 FINISHED
Object Thiruvananthapuram division
Thiruvananthapuram division is a major railway administrative division in the Indian state of Kerala, overseeing train operations and infrastructure in and around the city of Thiruvananthapuram and adjoining regions.
E1018627 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: Thiruvananthapuram division | Statement: [Southern Railway zone, division, Thiruvananthapuram division]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Thiruvananthapuram division
Context triple: [Southern Railway zone, division, Thiruvananthapuram division]
  • A. Malabar District
    Malabar District was a former administrative region in southwestern India under British rule, later incorporated into the state of Kerala.
  • B. Thiruvananthapuram district
    Thiruvananthapuram district is a coastal district at the southern tip of Kerala, India, known for housing the state capital, historic temples, and major educational and administrative institutions.
  • C. Kollam revenue division
    Kollam revenue division is an administrative subdivision in the Indian state of Kerala responsible for revenue administration and land-related matters in the Kollam region.
  • D. Kollam district
    Kollam district is a coastal administrative region in the southern Indian state of Kerala, known for its historic port city of Kollam, cashew processing industry, and extensive backwaters.
  • E. Ernakulam district
    Ernakulam district is a major urban and commercial hub of the Indian state of Kerala, known for containing the city of Kochi and serving as an important center for trade, industry, and tourism.
  • 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: Thiruvananthapuram division
Triple: [Southern Railway zone, division, Thiruvananthapuram division]
Generated description
Thiruvananthapuram division is a major railway administrative division in the Indian state of Kerala, overseeing train operations and infrastructure in and around the city of Thiruvananthapuram and adjoining regions.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Thiruvananthapuram division
Target entity description: Thiruvananthapuram division is a major railway administrative division in the Indian state of Kerala, overseeing train operations and infrastructure in and around the city of Thiruvananthapuram and adjoining regions.
  • A. Malabar District
    Malabar District was a former administrative region in southwestern India under British rule, later incorporated into the state of Kerala.
  • B. Thiruvananthapuram district
    Thiruvananthapuram district is a coastal district at the southern tip of Kerala, India, known for housing the state capital, historic temples, and major educational and administrative institutions.
  • C. Kollam revenue division
    Kollam revenue division is an administrative subdivision in the Indian state of Kerala responsible for revenue administration and land-related matters in the Kollam region.
  • D. Kollam district
    Kollam district is a coastal administrative region in the southern Indian state of Kerala, known for its historic port city of Kollam, cashew processing industry, and extensive backwaters.
  • E. Ernakulam district
    Ernakulam district is a major urban and commercial hub of the Indian state of Kerala, known for containing the city of Kochi and serving as an important center for trade, industry, and tourism.
  • 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_69d8076cc45c81908123123f43e69266 completed April 9, 2026, 8:09 p.m.
NER Named-entity recognition batch_69d97f2a71a0819098bb6cf8a4b2208a completed April 10, 2026, 10:52 p.m.
NED1 Entity disambiguation (via context triple) batch_69f6cbd12eec81908ad5dae638c2210e completed May 3, 2026, 4:15 a.m.
NEDg Description generation batch_69f6cdc285788190a05a51295306f087 completed May 3, 2026, 4:23 a.m.
NED2 Entity disambiguation (via description) batch_69f6ceafcca88190bcd65be3c4440987 completed May 3, 2026, 4:27 a.m.
Created at: April 9, 2026, 8:55 p.m.