Triple

T21107071
Position Surface form Disambiguated ID Type / Status
Subject Natore District E520073 entity
Predicate hasRailConnection P848 FINISHED
Object Ishwardi–Sirajganj line
The Ishwardi–Sirajganj line is a railway route in Bangladesh that connects the western region to the Sirajganj area, facilitating regional passenger and freight transport.
 E1467086 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: Ishwardi–Sirajganj line | Statement: [Natore District, hasRailConnection, Ishwardi–Sirajganj line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Ishwardi–Sirajganj line
Context triple: [Natore District, hasRailConnection, Ishwardi–Sirajganj line]
  • A. Sylhet–Dhaka route
    The Sylhet–Dhaka route is a major railway corridor in Bangladesh connecting the northeastern city of Sylhet with the capital, Dhaka, for passenger and freight transport.
  • B. Sylhet–Chittagong route
    The Sylhet–Chittagong route is a major railway corridor in Bangladesh connecting the northeastern city of Sylhet with the key port city of Chittagong, serving both passenger and freight transport.
  • C. Chittagong–Rangamati road
    The Chittagong–Rangamati road is a major roadway in southeastern Bangladesh that connects the port city of Chittagong with the hilly district of Rangamati through the Chittagong Hill Tracts.
  • D. Akhaura–Kulaura–Chhatak line
    The Akhaura–Kulaura–Chhatak line is a major metre-gauge railway corridor in northeastern Bangladesh that connects the town of Akhaura with Kulaura and Chhatak, serving key districts including Sylhet.
  • E. Dhaka–Tangail Highway
    The Dhaka–Tangail Highway is a major roadway in central Bangladesh that connects the capital city Dhaka with the northern district of Tangail and serves as a key route for regional travel and commerce.
  • 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: Ishwardi–Sirajganj line
Triple: [Natore District, hasRailConnection, Ishwardi–Sirajganj line]
Generated description
The Ishwardi–Sirajganj line is a railway route in Bangladesh that connects the western region to the Sirajganj area, facilitating regional passenger and freight transport.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Ishwardi–Sirajganj line
Target entity description: The Ishwardi–Sirajganj line is a railway route in Bangladesh that connects the western region to the Sirajganj area, facilitating regional passenger and freight transport.
  • A. Sylhet–Dhaka route
    The Sylhet–Dhaka route is a major railway corridor in Bangladesh connecting the northeastern city of Sylhet with the capital, Dhaka, for passenger and freight transport.
  • B. Sylhet–Chittagong route
    The Sylhet–Chittagong route is a major railway corridor in Bangladesh connecting the northeastern city of Sylhet with the key port city of Chittagong, serving both passenger and freight transport.
  • C. Chittagong–Rangamati road
    The Chittagong–Rangamati road is a major roadway in southeastern Bangladesh that connects the port city of Chittagong with the hilly district of Rangamati through the Chittagong Hill Tracts.
  • D. Akhaura–Kulaura–Chhatak line
    The Akhaura–Kulaura–Chhatak line is a major metre-gauge railway corridor in northeastern Bangladesh that connects the town of Akhaura with Kulaura and Chhatak, serving key districts including Sylhet.
  • E. Dhaka–Tangail Highway
    The Dhaka–Tangail Highway is a major roadway in central Bangladesh that connects the capital city Dhaka with the northern district of Tangail and serves as a key route for regional travel and commerce.
  • 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_69e0b509a318819092fbbcb21d1fe603 completed April 16, 2026, 10:08 a.m.
NER Named-entity recognition batch_69e720fe800c81909edf215c5f1f27c2 completed April 21, 2026, 7:02 a.m.
NED1 Entity disambiguation (via context triple) batch_6a095a670d188190988befc0103ca4ec completed May 17, 2026, 6:04 a.m.
NEDg Description generation batch_6a095c4b5ad8819093e5c0de866be84b completed May 17, 2026, 6:12 a.m.
NED2 Entity disambiguation (via description) batch_6a095cda3c8081908d85b3da4fc1c06f completed May 17, 2026, 6:14 a.m.
Created at: April 16, 2026, 2:53 p.m.