Triple

T14819696
Position Surface form Disambiguated ID Type / Status
Subject Purple Line (Namma Metro) E348411 entity
Predicate extension P11869 FINISHED
Object Challaghatta extension
Challaghatta extension is a western stretch of Bengaluru’s Namma Metro Purple Line that expands rapid transit connectivity toward the Challaghatta area.
E1121611 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: Challaghatta extension | Statement: [Purple Line (Namma Metro), extension, Challaghatta extension]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Challaghatta extension
Context triple: [Purple Line (Namma Metro), extension, Challaghatta extension]
  • A. Whitefield–Kengeri corridor
    The Whitefield–Kengeri corridor is a major east–west stretch of Bengaluru’s Namma Metro network connecting the Whitefield area to Kengeri through the city.
  • B. Yelahanka Junction
    Yelahanka Junction is a major railway station in the northern part of Bengaluru, Karnataka, serving as an important junction for regional and long-distance trains.
  • C. 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.
  • D. Hosapete Junction
    Hosapete Junction is a key railway station and transport hub serving the town of Hosapete in Karnataka, India, and providing access to nearby destinations such as Hampi.
  • E. Shoranur Junction
    Shoranur Junction is a major railway hub in Kerala, India, serving as a key interchange point connecting multiple important rail routes across the state and beyond.
  • 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: Challaghatta extension
Triple: [Purple Line (Namma Metro), extension, Challaghatta extension]
Generated description
Challaghatta extension is a western stretch of Bengaluru’s Namma Metro Purple Line that expands rapid transit connectivity toward the Challaghatta area.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Challaghatta extension
Target entity description: Challaghatta extension is a western stretch of Bengaluru’s Namma Metro Purple Line that expands rapid transit connectivity toward the Challaghatta area.
  • A. Whitefield–Kengeri corridor
    The Whitefield–Kengeri corridor is a major east–west stretch of Bengaluru’s Namma Metro network connecting the Whitefield area to Kengeri through the city.
  • B. Yelahanka Junction
    Yelahanka Junction is a major railway station in the northern part of Bengaluru, Karnataka, serving as an important junction for regional and long-distance trains.
  • C. 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.
  • D. Hosapete Junction
    Hosapete Junction is a key railway station and transport hub serving the town of Hosapete in Karnataka, India, and providing access to nearby destinations such as Hampi.
  • E. Shoranur Junction
    Shoranur Junction is a major railway hub in Kerala, India, serving as a key interchange point connecting multiple important rail routes across the state and beyond.
  • 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_69d822eb8f588190bf53445e730a934f completed April 9, 2026, 10:06 p.m.
NER Named-entity recognition batch_69decfe4cf38819090f25ef045351d5d completed April 14, 2026, 11:38 p.m.
NED1 Entity disambiguation (via context triple) batch_69fe389940e081908ad627955cb8d52e completed May 8, 2026, 7:25 p.m.
NEDg Description generation batch_69fe3a315d2c81908db44e7792908e39 completed May 8, 2026, 7:32 p.m.
NED2 Entity disambiguation (via description) batch_69fe3bda81cc8190b256ec6284383dde completed May 8, 2026, 7:39 p.m.
Created at: April 10, 2026, 1:50 a.m.