Triple

T20353577
Position Surface form Disambiguated ID Type / Status
Subject Chhindwara Junction E496082 entity
Predicate hasRailwayLine P848 FINISHED
Object Chhindwara–Nagpur line
The Chhindwara–Nagpur line is a railway route in central India that connects the town of Chhindwara in Madhya Pradesh with the city of Nagpur in Maharashtra, serving as an important regional transport link.
 E1427340 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: Chhindwara–Nagpur line | Statement: [Chhindwara Junction, hasRailwayLine, Chhindwara–Nagpur line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Chhindwara–Nagpur line
Context triple: [Chhindwara Junction, hasRailwayLine, Chhindwara–Nagpur line]
  • A. Nagpur–Bilaspur line
    The Nagpur–Bilaspur line is a key railway route in central India that connects Nagpur in Maharashtra with Bilaspur in Chhattisgarh, forming part of an important east–west rail corridor.
  • B. Jabalpur–Nainpur–Gondia line
    The Jabalpur–Nainpur–Gondia line is a railway route in central India that connects Jabalpur in Madhya Pradesh with Gondia in Maharashtra, serving as an important regional link for passenger and freight traffic.
  • C. Jabalpur–Katni line
    The Jabalpur–Katni line is a key railway route in the Indian state of Madhya Pradesh that connects the cities of Jabalpur and Katni, facilitating regional passenger and freight transport.
  • D. Purna–Khandwa line
    The Purna–Khandwa line is a railway route in central India that connects Purna in Maharashtra to Khandwa in Madhya Pradesh, serving as an important regional link for passenger and freight traffic.
  • E. Jabalpur–Itarsi line
    The Jabalpur–Itarsi line is a key railway route in the Indian state of Madhya Pradesh that connects the city of Jabalpur with the major junction of Itarsi, facilitating regional and long-distance rail 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: Chhindwara–Nagpur line
Triple: [Chhindwara Junction, hasRailwayLine, Chhindwara–Nagpur line]
Generated description
The Chhindwara–Nagpur line is a railway route in central India that connects the town of Chhindwara in Madhya Pradesh with the city of Nagpur in Maharashtra, serving as an important regional transport link.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Chhindwara–Nagpur line
Target entity description: The Chhindwara–Nagpur line is a railway route in central India that connects the town of Chhindwara in Madhya Pradesh with the city of Nagpur in Maharashtra, serving as an important regional transport link.
  • A. Nagpur–Bilaspur line
    The Nagpur–Bilaspur line is a key railway route in central India that connects Nagpur in Maharashtra with Bilaspur in Chhattisgarh, forming part of an important east–west rail corridor.
  • B. Jabalpur–Nainpur–Gondia line
    The Jabalpur–Nainpur–Gondia line is a railway route in central India that connects Jabalpur in Madhya Pradesh with Gondia in Maharashtra, serving as an important regional link for passenger and freight traffic.
  • C. Jabalpur–Katni line
    The Jabalpur–Katni line is a key railway route in the Indian state of Madhya Pradesh that connects the cities of Jabalpur and Katni, facilitating regional passenger and freight transport.
  • D. Purna–Khandwa line
    The Purna–Khandwa line is a railway route in central India that connects Purna in Maharashtra to Khandwa in Madhya Pradesh, serving as an important regional link for passenger and freight traffic.
  • E. Jabalpur–Itarsi line
    The Jabalpur–Itarsi line is a key railway route in the Indian state of Madhya Pradesh that connects the city of Jabalpur with the major junction of Itarsi, facilitating regional and long-distance rail 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_69e0b4a3f7f48190b37f354574028ca6 completed April 16, 2026, 10:06 a.m.
NER Named-entity recognition batch_69e67851c7088190ba960a33c6dfa824 completed April 20, 2026, 7:02 p.m.
NED1 Entity disambiguation (via context triple) batch_6a08760dba5881908155a4738b19802e completed May 16, 2026, 1:50 p.m.
NEDg Description generation batch_6a0876a0cb4881908b4f240181c8b9b2 completed May 16, 2026, 1:52 p.m.
NED2 Entity disambiguation (via description) batch_6a087710c60081908bc6c61884120ead completed May 16, 2026, 1:54 p.m.
Created at: April 16, 2026, 11:25 a.m.