Triple

T7306560
Position Surface form Disambiguated ID Type / Status
Subject Jharia coalfield E167988 entity
Predicate partOf P40 FINISHED
Object Damodar Valley coalfields
The Damodar Valley coalfields are a major coal-bearing region in eastern India encompassing several important coalfields, including Jharia, that have long been central to the country’s coal mining industry.
 E657065 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: Damodar Valley coalfields | Statement: [Jharia coalfield, partOf, Damodar Valley coalfields]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Damodar Valley coalfields
Context triple: [Jharia coalfield, partOf, Damodar Valley coalfields]
  • A. Raniganj coalfield
    Raniganj coalfield is one of India’s oldest and most significant coal mining regions, located primarily in West Bengal and Jharkhand.
  • B. Bokaro coalfield
    Bokaro coalfield is a major coal-producing region in Jharkhand, India, known for its extensive reserves of high-quality coking coal that support the country’s steel and power industries.
  • C. Sohagpur coalfield
    Sohagpur coalfield is a major coal mining region in central India known for its significant reserves that support regional power generation and industry.
  • D. Jharia coalfield
    Jharia coalfield is one of India’s largest and oldest coal mining regions, renowned for its rich coking coal reserves and long-standing underground coal fires.
  • E. Digboi oil field
    Digboi oil field is one of the oldest producing oil fields in the world, located in Assam, India, and historically significant as the site of early oil exploration in Asia.
  • 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: Damodar Valley coalfields
Triple: [Jharia coalfield, partOf, Damodar Valley coalfields]
Generated description
The Damodar Valley coalfields are a major coal-bearing region in eastern India encompassing several important coalfields, including Jharia, that have long been central to the country’s coal mining industry.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Damodar Valley coalfields
Target entity description: The Damodar Valley coalfields are a major coal-bearing region in eastern India encompassing several important coalfields, including Jharia, that have long been central to the country’s coal mining industry.
  • A. Raniganj coalfield
    Raniganj coalfield is one of India’s oldest and most significant coal mining regions, located primarily in West Bengal and Jharkhand.
  • B. Bokaro coalfield
    Bokaro coalfield is a major coal-producing region in Jharkhand, India, known for its extensive reserves of high-quality coking coal that support the country’s steel and power industries.
  • C. Sohagpur coalfield
    Sohagpur coalfield is a major coal mining region in central India known for its significant reserves that support regional power generation and industry.
  • D. Jharia coalfield
    Jharia coalfield is one of India’s largest and oldest coal mining regions, renowned for its rich coking coal reserves and long-standing underground coal fires.
  • E. Digboi oil field
    Digboi oil field is one of the oldest producing oil fields in the world, located in Assam, India, and historically significant as the site of early oil exploration in Asia.
  • 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_69c6888d8e3c81909db79714903baf31 completed March 27, 2026, 1:39 p.m.
NER Named-entity recognition batch_69c6ebd7dcf88190b3e66bea327fc63d completed March 27, 2026, 8:43 p.m.
NED1 Entity disambiguation (via context triple) batch_69c7eeeaa7488190adb55df8705e0952 completed March 28, 2026, 3:08 p.m.
NEDg Description generation batch_69c7ef95787c819086684c4286166b43 completed March 28, 2026, 3:11 p.m.
NED2 Entity disambiguation (via description) batch_69c7f0644ebc8190971075d75e3a76d0 completed March 28, 2026, 3:14 p.m.
Created at: March 27, 2026, 3:01 p.m.