Triple

T14046882
Position Surface form Disambiguated ID Type / Status
Subject Chennai railway division E337978 entity
Predicate hasImportantStation P1071 FINISHED
Object Jolarpettai Junction
Jolarpettai Junction is a major railway junction in Tamil Nadu, India, serving as a key interchange point connecting Chennai with various routes across southern and central India.
E1081092 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: Jolarpettai Junction | Statement: [Chennai railway division, hasImportantStation, Jolarpettai Junction]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Jolarpettai Junction
Context triple: [Chennai railway division, hasImportantStation, Jolarpettai Junction]
  • A. Arakkonam Junction
    Arakkonam Junction is a major railway junction in Tamil Nadu, India, serving as a key rail hub connecting multiple important routes in the Southern Railway network.
  • B. Erode Junction
    Erode Junction is a major railway station and transport hub in the city of Erode, Tamil Nadu, serving as an important junction on the Southern Railway network of India.
  • C. Chengalpattu Junction
    Chengalpattu Junction is a major railway junction in Tamil Nadu, India, serving as a key suburban and long-distance rail hub south of Chennai.
  • D. Alwar Junction
    Alwar Junction is a major railway station in Rajasthan, India, serving the city of Alwar and connecting it to key destinations across the region and country.
  • E. Villupuram Junction
    Villupuram Junction is a major railway junction in Tamil Nadu, India, serving as a key rail hub connecting multiple routes in the southern 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: Jolarpettai Junction
Triple: [Chennai railway division, hasImportantStation, Jolarpettai Junction]
Generated description
Jolarpettai Junction is a major railway junction in Tamil Nadu, India, serving as a key interchange point connecting Chennai with various routes across southern and central India.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Jolarpettai Junction
Target entity description: Jolarpettai Junction is a major railway junction in Tamil Nadu, India, serving as a key interchange point connecting Chennai with various routes across southern and central India.
  • A. Arakkonam Junction
    Arakkonam Junction is a major railway junction in Tamil Nadu, India, serving as a key rail hub connecting multiple important routes in the Southern Railway network.
  • B. Erode Junction
    Erode Junction is a major railway station and transport hub in the city of Erode, Tamil Nadu, serving as an important junction on the Southern Railway network of India.
  • C. Chengalpattu Junction
    Chengalpattu Junction is a major railway junction in Tamil Nadu, India, serving as a key suburban and long-distance rail hub south of Chennai.
  • D. Alwar Junction
    Alwar Junction is a major railway station in Rajasthan, India, serving the city of Alwar and connecting it to key destinations across the region and country.
  • E. Villupuram Junction
    Villupuram Junction is a major railway junction in Tamil Nadu, India, serving as a key rail hub connecting multiple routes in the southern 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_69d81c664e48819088cbd8f433aeffe5 completed April 9, 2026, 9:38 p.m.
NER Named-entity recognition batch_69de312df37081909f45ce3e219af5dc completed April 14, 2026, 12:21 p.m.
NED1 Entity disambiguation (via context triple) batch_69fcdefaabd0819098870522a6ce850c completed May 7, 2026, 6:50 p.m.
NEDg Description generation batch_69fce0b657d48190bad13a2b47e7f7d4 completed May 7, 2026, 6:57 p.m.
NED2 Entity disambiguation (via description) batch_69fce164e3d48190b35a7019deada72c completed May 7, 2026, 7 p.m.
Created at: April 9, 2026, 10:20 p.m.