Triple

T5534887
Position Surface form Disambiguated ID Type / Status
Subject Mathura Junction E145135 entity
Predicate isJunctionOnLine P64784 FINISHED
Object Agra–Mathura section
The Agra–Mathura section is a key railway line in northern India that connects the historic cities of Agra and Mathura and forms part of important regional and long-distance rail routes.
 E542313 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: Agra–Mathura section | Statement: [Mathura Junction, isJunctionOnLine, Agra–Mathura section]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Agra–Mathura section
Context triple: [Mathura Junction, isJunctionOnLine, Agra–Mathura section]
  • A. Jabalpur–Nagpur section
    The Jabalpur–Nagpur section is a key railway line in central India that connects the cities of Jabalpur in Madhya Pradesh and Nagpur in Maharashtra, serving as an important route for both passenger and freight trains.
  • B. Kanpur–Mathura line
    The Kanpur–Mathura line is a key railway route in northern India connecting the industrial city of Kanpur with the historic city of Mathura, forming part of an important corridor for passenger and freight traffic.
  • C. Bhopal–Nagpur section
    The Bhopal–Nagpur section is a key railway corridor in central India that connects the cities of Bhopal and Nagpur, passing through important intermediate stations such as Betul.
  • D. Agra–Bandikui–Jaipur line
    The Agra–Bandikui–Jaipur line is a key railway route in northern India that connects the historic city of Agra with Jaipur via Bandikui, serving as an important corridor for both passenger and freight traffic.
  • E. Agra–Gwalior–Jhansi line
    The Agra–Gwalior–Jhansi line is a key railway route in northern India that connects the historic cities of Agra, Gwalior, and Jhansi, serving as an important corridor for both passenger and freight traffic.
  • 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: Agra–Mathura section
Triple: [Mathura Junction, isJunctionOnLine, Agra–Mathura section]
Generated description
The Agra–Mathura section is a key railway line in northern India that connects the historic cities of Agra and Mathura and forms part of important regional and long-distance rail routes.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Agra–Mathura section
Target entity description: The Agra–Mathura section is a key railway line in northern India that connects the historic cities of Agra and Mathura and forms part of important regional and long-distance rail routes.
  • A. Jabalpur–Nagpur section
    The Jabalpur–Nagpur section is a key railway line in central India that connects the cities of Jabalpur in Madhya Pradesh and Nagpur in Maharashtra, serving as an important route for both passenger and freight trains.
  • B. Kanpur–Mathura line
    The Kanpur–Mathura line is a key railway route in northern India connecting the industrial city of Kanpur with the historic city of Mathura, forming part of an important corridor for passenger and freight traffic.
  • C. Bhopal–Nagpur section
    The Bhopal–Nagpur section is a key railway corridor in central India that connects the cities of Bhopal and Nagpur, passing through important intermediate stations such as Betul.
  • D. Agra–Bandikui–Jaipur line
    The Agra–Bandikui–Jaipur line is a key railway route in northern India that connects the historic city of Agra with Jaipur via Bandikui, serving as an important corridor for both passenger and freight traffic.
  • E. Agra–Gwalior–Jhansi line
    The Agra–Gwalior–Jhansi line is a key railway route in northern India that connects the historic cities of Agra, Gwalior, and Jhansi, serving as an important corridor for both passenger and freight traffic.
  • 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_69c008f9955881909bfa8348b56b4739 completed March 22, 2026, 3:21 p.m.
NER Named-entity recognition batch_69c021d76e4081908570dc34217c66fe completed March 22, 2026, 5:07 p.m.
NED1 Entity disambiguation (via context triple) batch_69c059db45188190b2d1ae2e2b900f91 completed March 22, 2026, 9:06 p.m.
NEDg Description generation batch_69c05be7f7cc8190bb1f8081289c5e02 completed March 22, 2026, 9:15 p.m.
NED2 Entity disambiguation (via description) batch_69c06209c3588190a6ededf9c198d5c5 completed March 22, 2026, 9:41 p.m.
Created at: March 22, 2026, 3:34 p.m.