Triple

T20213460
Position Surface form Disambiguated ID Type / Status
Subject Howrah–Sahibganj loop E493550 entity
Predicate servesCity P82 FINISHED
Object Katwa
Katwa is a town in the Purba Bardhaman district of West Bengal, India, known as a local commercial and transport hub in the region.
 E1418476 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: Katwa | Statement: [Howrah–Sahibganj loop, servesCity, Katwa]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Katwa
Context triple: [Howrah–Sahibganj loop, servesCity, Katwa]
  • A. Katwa
    Katwa is a health zone and town in North Kivu Province in the eastern Democratic Republic of the Congo, known for being heavily affected during the 2018–2020 Kivu Ebola epidemic.
  • B. Zumwa
    Zumwa is the Gbagyi-language name for Zuma Rock, the iconic monolithic inselberg near Abuja, Nigeria.
  • C. Tamba
    Tamba is a city located in Hyogo Prefecture, Japan, known for its rural landscapes, traditional pottery, and historical sites.
  • D. Nguti
    Nguti is a town in the forested interior of Cameroon's Southwest Region, known as a local administrative and trading center for surrounding rural communities.
  • E. Bwisagu
    Bwisagu is a major springtime New Year and harvest festival of the Bodo people of Assam, marked by traditional music, dance, and rituals of gratitude to nature and livestock.
  • 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: Katwa
Triple: [Howrah–Sahibganj loop, servesCity, Katwa]
Generated description
Katwa is a town in the Purba Bardhaman district of West Bengal, India, known as a local commercial and transport hub in the region.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Katwa
Target entity description: Katwa is a town in the Purba Bardhaman district of West Bengal, India, known as a local commercial and transport hub in the region.
  • A. Katwa
    Katwa is a health zone and town in North Kivu Province in the eastern Democratic Republic of the Congo, known for being heavily affected during the 2018–2020 Kivu Ebola epidemic.
  • B. Zumwa
    Zumwa is the Gbagyi-language name for Zuma Rock, the iconic monolithic inselberg near Abuja, Nigeria.
  • C. Tamba
    Tamba is a city located in Hyogo Prefecture, Japan, known for its rural landscapes, traditional pottery, and historical sites.
  • D. Nguti
    Nguti is a town in the forested interior of Cameroon's Southwest Region, known as a local administrative and trading center for surrounding rural communities.
  • E. Bwisagu
    Bwisagu is a major springtime New Year and harvest festival of the Bodo people of Assam, marked by traditional music, dance, and rituals of gratitude to nature and livestock.
  • 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_69da6269614c8190bb40475d9d477358 completed April 11, 2026, 3:02 p.m.
NER Named-entity recognition batch_69e66ed6fe888190b553ba6879cb2d8d completed April 20, 2026, 6:22 p.m.
NED1 Entity disambiguation (via context triple) batch_6a0843f2768c8190b54054fc00c84332 completed May 16, 2026, 10:16 a.m.
NEDg Description generation batch_6a0844fdbc888190bd3a9e02d5f9bcc2 completed May 16, 2026, 10:20 a.m.
NED2 Entity disambiguation (via description) batch_6a0845e241048190ba7fb657d4dca3d7 completed May 16, 2026, 10:24 a.m.
Created at: April 11, 2026, 11:38 p.m.