Triple

T12540986
Position Surface form Disambiguated ID Type / Status
Subject Rajahmundry railway station E299835 entity
Predicate isOnRoute P2127 FINISHED
Object Kolkata–Chennai route
The Kolkata–Chennai route is a major railway corridor in eastern and southern India that connects the city of Kolkata in West Bengal with Chennai in Tamil Nadu, passing through key cities along the east coast.
E989466 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: Kolkata–Chennai route | Statement: [Rajahmundry railway station, isOnRoute, Kolkata–Chennai route]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Kolkata–Chennai route
Context triple: [Rajahmundry railway station, isOnRoute, Kolkata–Chennai route]
  • A. Chennai–Tirupati route
    The Chennai–Tirupati route is a major road and rail corridor in South India connecting the metropolitan city of Chennai in Tamil Nadu with the pilgrimage city of Tirupati in Andhra Pradesh.
  • B. Delhi–Guwahati route
    The Delhi–Guwahati route is a major Indian railway corridor connecting the national capital Delhi with the northeastern city of Guwahati, serving numerous important junctions and regions along the way.
  • C. Delhi–Chennai line
    The Delhi–Chennai line is a major Indian Railways trunk route connecting the national capital New Delhi with the southern metropolis Chennai, passing through key central Indian cities such as Nagpur.
  • D. Mumbai–Pune route
    The Mumbai–Pune route is a major transport corridor in western India connecting the cities of Mumbai and Pune, known for passing through the scenic hill station region of Lonavala.
  • E. Mumbai–Ahmedabad route
    The Mumbai–Ahmedabad route is a major rail and transport corridor in western India connecting the metropolitan cities of Mumbai and Ahmedabad.
  • 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: Kolkata–Chennai route
Triple: [Rajahmundry railway station, isOnRoute, Kolkata–Chennai route]
Generated description
The Kolkata–Chennai route is a major railway corridor in eastern and southern India that connects the city of Kolkata in West Bengal with Chennai in Tamil Nadu, passing through key cities along the east coast.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Kolkata–Chennai route
Target entity description: The Kolkata–Chennai route is a major railway corridor in eastern and southern India that connects the city of Kolkata in West Bengal with Chennai in Tamil Nadu, passing through key cities along the east coast.
  • A. Chennai–Tirupati route
    The Chennai–Tirupati route is a major road and rail corridor in South India connecting the metropolitan city of Chennai in Tamil Nadu with the pilgrimage city of Tirupati in Andhra Pradesh.
  • B. Delhi–Guwahati route
    The Delhi–Guwahati route is a major Indian railway corridor connecting the national capital Delhi with the northeastern city of Guwahati, serving numerous important junctions and regions along the way.
  • C. Delhi–Chennai line
    The Delhi–Chennai line is a major Indian Railways trunk route connecting the national capital New Delhi with the southern metropolis Chennai, passing through key central Indian cities such as Nagpur.
  • D. Mumbai–Pune route
    The Mumbai–Pune route is a major transport corridor in western India connecting the cities of Mumbai and Pune, known for passing through the scenic hill station region of Lonavala.
  • E. Mumbai–Ahmedabad route
    The Mumbai–Ahmedabad route is a major rail and transport corridor in western India connecting the metropolitan cities of Mumbai and Ahmedabad.
  • 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_69d6ada707008190aaec1238117c9379 completed April 8, 2026, 7:33 p.m.
NER Named-entity recognition batch_69d9546fc620819093335988dbab3256 completed April 10, 2026, 7:50 p.m.
NED1 Entity disambiguation (via context triple) batch_69f6557cb180819083ee10708320199e completed May 2, 2026, 7:50 p.m.
NEDg Description generation batch_69f6566f40c08190baec227fb660c948 completed May 2, 2026, 7:54 p.m.
NED2 Entity disambiguation (via description) batch_69f657b1b13c8190984300f24c0b2083 completed May 2, 2026, 7:59 p.m.
Created at: April 8, 2026, 9:57 p.m.