Triple

T4221773
Position Surface form Disambiguated ID Type / Status
Subject Agra Fort railway station E94355 entity
Predicate line P1293 FINISHED
Object Agra–Delhi chord
The Agra–Delhi chord is a key railway route in northern India that provides a direct, high-traffic connection between the cities of Agra and Delhi.
E422494 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–Delhi chord | Statement: [Agra Fort railway station, line, Agra–Delhi chord]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Agra–Delhi chord
Context triple: [Agra Fort railway station, line, Agra–Delhi chord]
  • A. Delhi–Kolkata rail corridor
    The Delhi–Kolkata rail corridor is one of India’s busiest and most important railway routes, linking the national capital with the eastern metropolis through major northern and eastern cities.
  • B. Ahmedabad–Udaipur line
    The Ahmedabad–Udaipur line is a railway route in western India that connects the city of Ahmedabad in Gujarat with Udaipur in Rajasthan, serving as an important regional passenger and freight corridor.
  • C. Kashi Vishwanath Corridor
    Kashi Vishwanath Corridor is a major redevelopment project in Varanasi that creates a spacious, direct connection between the historic Kashi Vishwanath Temple and the Ganga riverfront, improving access and amenities for pilgrims.
  • D. Delhi–Jaipur highway corridor
    The Delhi–Jaipur highway corridor is a major road link in northern India connecting the national capital region around Delhi with the city of Jaipur, facilitating significant commuter and freight traffic.
  • E. Delhi–Meerut Expressway
    The Delhi–Meerut Expressway is a high-speed, access-controlled highway in northern India designed to significantly reduce travel time and improve connectivity between Delhi and the city of Meerut.
  • 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–Delhi chord
Triple: [Agra Fort railway station, line, Agra–Delhi chord]
Generated description
The Agra–Delhi chord is a key railway route in northern India that provides a direct, high-traffic connection between the cities of Agra and Delhi.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Agra–Delhi chord
Target entity description: The Agra–Delhi chord is a key railway route in northern India that provides a direct, high-traffic connection between the cities of Agra and Delhi.
  • A. Delhi–Kolkata rail corridor
    The Delhi–Kolkata rail corridor is one of India’s busiest and most important railway routes, linking the national capital with the eastern metropolis through major northern and eastern cities.
  • B. Ahmedabad–Udaipur line
    The Ahmedabad–Udaipur line is a railway route in western India that connects the city of Ahmedabad in Gujarat with Udaipur in Rajasthan, serving as an important regional passenger and freight corridor.
  • C. Kashi Vishwanath Corridor
    Kashi Vishwanath Corridor is a major redevelopment project in Varanasi that creates a spacious, direct connection between the historic Kashi Vishwanath Temple and the Ganga riverfront, improving access and amenities for pilgrims.
  • D. Delhi–Jaipur highway corridor
    The Delhi–Jaipur highway corridor is a major road link in northern India connecting the national capital region around Delhi with the city of Jaipur, facilitating significant commuter and freight traffic.
  • E. Delhi–Meerut Expressway
    The Delhi–Meerut Expressway is a high-speed, access-controlled highway in northern India designed to significantly reduce travel time and improve connectivity between Delhi and the city of Meerut.
  • 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_69b3451997e08190851db4a9a588837d completed March 12, 2026, 10:58 p.m.
NER Named-entity recognition batch_69b34e0e06d881908e3aa8ef1a90c010 completed March 12, 2026, 11:36 p.m.
NED1 Entity disambiguation (via context triple) batch_69b59642720c81908e68a56b3d30eef9 completed March 14, 2026, 5:09 p.m.
NEDg Description generation batch_69b596cb73ac81909f83daca406ad8c4 completed March 14, 2026, 5:11 p.m.
NED2 Entity disambiguation (via description) batch_69b59a9c386081909c21ad554d403bfc completed March 14, 2026, 5:27 p.m.
Created at: March 12, 2026, 11:04 p.m.