Triple

T10012460

Position	Surface form	Disambiguated ID	Type / Status
Subject	South Eastern Railway zone	`E199406`	entity
Predicate	hasMajorRoute	`P385`	FINISHED
Object	Chakradharpur–Rourkela–Jharsuguda section The Chakradharpur–Rourkela–Jharsuguda section is a key railway corridor in eastern India that connects important industrial and mining regions across Jharkhand and Odisha.	`E834807`	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: Chakradharpur–Rourkela–Jharsuguda section | Statement: [South Eastern Railway zone, hasMajorRoute, Chakradharpur–Rourkela–Jharsuguda section]

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Chakradharpur–Rourkela–Jharsuguda section
Context triple: [South Eastern Railway zone, hasMajorRoute, Chakradharpur–Rourkela–Jharsuguda section]

A. Patna–Mughalsarai section
The Patna–Mughalsarai section is a key railway corridor in eastern India that connects the city of Patna with Mughalsarai (now Pt. Deen Dayal Upadhyaya Junction), forming part of the busy Howrah–Delhi main line.
B. Kharagpur–Bankura–Adra line
The Kharagpur–Bankura–Adra line is a railway route in the Indian state of West Bengal that connects Kharagpur with Adra via Bankura, serving as an important regional link for passenger and freight traffic.
C. Barddhaman–Sainthia section
The Barddhaman–Sainthia section is a railway line in the Indian state of West Bengal that connects Barddhaman with Sainthia, serving several important towns and junctions along the route.
D. Solapur–Guntakal section
The Solapur–Guntakal section is a key railway line in southern India that connects Solapur in Maharashtra with Guntakal in Andhra Pradesh, forming part of an important route for passenger and freight traffic.
E. Lumding–Sabroom section
The Lumding–Sabroom section is a railway line in northeastern India that connects Assam with Tripura, enhancing regional connectivity and access to the state’s southern areas.
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: Chakradharpur–Rourkela–Jharsuguda section
Triple: [South Eastern Railway zone, hasMajorRoute, Chakradharpur–Rourkela–Jharsuguda section]

Generated description

The Chakradharpur–Rourkela–Jharsuguda section is a key railway corridor in eastern India that connects important industrial and mining regions across Jharkhand and Odisha.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Chakradharpur–Rourkela–Jharsuguda section
Target entity description: The Chakradharpur–Rourkela–Jharsuguda section is a key railway corridor in eastern India that connects important industrial and mining regions across Jharkhand and Odisha.

A. Patna–Mughalsarai section
The Patna–Mughalsarai section is a key railway corridor in eastern India that connects the city of Patna with Mughalsarai (now Pt. Deen Dayal Upadhyaya Junction), forming part of the busy Howrah–Delhi main line.
B. Kharagpur–Bankura–Adra line
The Kharagpur–Bankura–Adra line is a railway route in the Indian state of West Bengal that connects Kharagpur with Adra via Bankura, serving as an important regional link for passenger and freight traffic.
C. Barddhaman–Sainthia section
The Barddhaman–Sainthia section is a railway line in the Indian state of West Bengal that connects Barddhaman with Sainthia, serving several important towns and junctions along the route.
D. Solapur–Guntakal section
The Solapur–Guntakal section is a key railway line in southern India that connects Solapur in Maharashtra with Guntakal in Andhra Pradesh, forming part of an important route for passenger and freight traffic.
E. Lumding–Sabroom section
The Lumding–Sabroom section is a railway line in northeastern India that connects Assam with Tripura, enhancing regional connectivity and access to the state’s southern areas.
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_69ca8315a1a08190ab310f25620f362b`	completed	March 30, 2026, 2:05 p.m.
NER	Named-entity recognition	`batch_69cdcd3cf5b881908f5318e55bdd22b6`	completed	April 2, 2026, 1:58 a.m.
NED1	Entity disambiguation (via context triple)	`batch_69d26a858c848190887a035a9ac04c5e`	completed	April 5, 2026, 1:58 p.m.
NEDg	Description generation	`batch_69d26b6d52e8819082fed0bfdaf48e4c`	completed	April 5, 2026, 2:02 p.m.
NED2	Entity disambiguation (via description)	`batch_69d26c47d25081908818f18f6b0881b2`	completed	April 5, 2026, 2:06 p.m.

Created at: March 30, 2026, 8:52 p.m.