Triple

T5828830
Position Surface form Disambiguated ID Type / Status
Subject Meerut City railway station E129294 entity
Predicate railwayLine P848 FINISHED
Object Meerut–Khatauli line
The Meerut–Khatauli line is a railway route in the Indian state of Uttar Pradesh that connects the city of Meerut with the town of Khatauli, serving as part of the regional rail network.
E566877 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: Meerut–Khatauli line | Statement: [Meerut City railway station, railwayLine, Meerut–Khatauli line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Meerut–Khatauli line
Context triple: [Meerut City railway station, railwayLine, Meerut–Khatauli line]
  • A. Meerut–Hapur line
    The Meerut–Hapur line is a regional railway route in Uttar Pradesh, India, connecting the cities of Meerut and Hapur and forming part of the Northern Railway network.
  • B. Delhi–Meerut–Saharanpur line
    The Delhi–Meerut–Saharanpur line is a key railway route in northern India that connects the national capital with major cities in western Uttar Pradesh, serving as an important corridor for both passenger and freight traffic.
  • C. 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.
  • D. Kanpur–Jhansi line
    The Kanpur–Jhansi line is a key railway route in northern India that connects the industrial city of Kanpur with Jhansi, facilitating major passenger and freight movement across Uttar Pradesh and beyond.
  • E. Delhi–Ambala railway line
    The Delhi–Ambala railway line is a key rail corridor in northern India connecting the national capital Delhi with the city of Ambala, serving major towns and districts along its route.
  • 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: Meerut–Khatauli line
Triple: [Meerut City railway station, railwayLine, Meerut–Khatauli line]
Generated description
The Meerut–Khatauli line is a railway route in the Indian state of Uttar Pradesh that connects the city of Meerut with the town of Khatauli, serving as part of the regional rail network.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Meerut–Khatauli line
Target entity description: The Meerut–Khatauli line is a railway route in the Indian state of Uttar Pradesh that connects the city of Meerut with the town of Khatauli, serving as part of the regional rail network.
  • A. Meerut–Hapur line
    The Meerut–Hapur line is a regional railway route in Uttar Pradesh, India, connecting the cities of Meerut and Hapur and forming part of the Northern Railway network.
  • B. Delhi–Meerut–Saharanpur line
    The Delhi–Meerut–Saharanpur line is a key railway route in northern India that connects the national capital with major cities in western Uttar Pradesh, serving as an important corridor for both passenger and freight traffic.
  • C. 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.
  • D. Kanpur–Jhansi line
    The Kanpur–Jhansi line is a key railway route in northern India that connects the industrial city of Kanpur with Jhansi, facilitating major passenger and freight movement across Uttar Pradesh and beyond.
  • E. Delhi–Ambala railway line
    The Delhi–Ambala railway line is a key rail corridor in northern India connecting the national capital Delhi with the city of Ambala, serving major towns and districts along its route.
  • 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_69c00849d55481908b4f9f5543e0bf6d completed March 22, 2026, 3:18 p.m.
NER Named-entity recognition batch_69c03467dfe48190b51757b33681bc20 completed March 22, 2026, 6:26 p.m.
NED1 Entity disambiguation (via context triple) batch_69c11caeda788190a50b99c75045900d completed March 23, 2026, 10:57 a.m.
NEDg Description generation batch_69c11dfb27bc81908c7109debc73249d completed March 23, 2026, 11:03 a.m.
NED2 Entity disambiguation (via description) batch_69c11e76f5c48190adabb10472729cb2 completed March 23, 2026, 11:05 a.m.
Created at: March 22, 2026, 3:53 p.m.