Triple

T764536
Position Surface form Disambiguated ID Type / Status
Subject Merthyr Tydfil E16144 entity
Predicate hasLandmark P105 FINISHED
Object Ynysfach Ironworks
Ynysfach Ironworks is a historic former ironworks in Merthyr Tydfil, Wales, that played a significant role in the town’s 19th-century iron and industrial heritage.
E91417 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: Ynysfach Ironworks | Statement: [Merthyr Tydfil, hasLandmark, Ynysfach Ironworks]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Ynysfach Ironworks
Context triple: [Merthyr Tydfil, hasLandmark, Ynysfach Ironworks]
  • A. Cyfarthfa Ironworks
    Cyfarthfa Ironworks was one of the most important 19th-century ironworks in Wales, central to Merthyr Tydfil’s rise as a major industrial center during the Industrial Revolution.
  • B. Tredegar Iron Works
    Tredegar Iron Works is a historic 19th-century ironworks complex in Richmond, Virginia, best known as a major supplier of iron and munitions to the Confederate States during the American Civil War.
  • C. Sulphur Works
    Sulphur Works is a hydrothermal area in Lassen Volcanic National Park known for its boiling mud pots, steam vents, and strong sulfurous fumes.
  • D. Birmingham Steel and Iron Company
    Birmingham Steel and Iron Company was an early 20th-century industrial firm in Birmingham, Alabama, known for its role in the city’s iron and steel production and for casting the iconic Vulcan statue.
  • E. The Whitworth
    The Whitworth is a prominent art gallery and museum in Manchester, England, renowned for its collections of fine art, textiles, and wallpapers and its integration with the surrounding park.
  • 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: Ynysfach Ironworks
Triple: [Merthyr Tydfil, hasLandmark, Ynysfach Ironworks]
Generated description
Ynysfach Ironworks is a historic former ironworks in Merthyr Tydfil, Wales, that played a significant role in the town’s 19th-century iron and industrial heritage.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Ynysfach Ironworks
Target entity description: Ynysfach Ironworks is a historic former ironworks in Merthyr Tydfil, Wales, that played a significant role in the town’s 19th-century iron and industrial heritage.
  • A. Cyfarthfa Ironworks
    Cyfarthfa Ironworks was one of the most important 19th-century ironworks in Wales, central to Merthyr Tydfil’s rise as a major industrial center during the Industrial Revolution.
  • B. Tredegar Iron Works
    Tredegar Iron Works is a historic 19th-century ironworks complex in Richmond, Virginia, best known as a major supplier of iron and munitions to the Confederate States during the American Civil War.
  • C. Sulphur Works
    Sulphur Works is a hydrothermal area in Lassen Volcanic National Park known for its boiling mud pots, steam vents, and strong sulfurous fumes.
  • D. Birmingham Steel and Iron Company
    Birmingham Steel and Iron Company was an early 20th-century industrial firm in Birmingham, Alabama, known for its role in the city’s iron and steel production and for casting the iconic Vulcan statue.
  • E. The Whitworth
    The Whitworth is a prominent art gallery and museum in Manchester, England, renowned for its collections of fine art, textiles, and wallpapers and its integration with the surrounding park.
  • 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_69a493684ee48190bd43b7c78da4aec8 completed March 1, 2026, 7:28 p.m.
NER Named-entity recognition batch_69a4a69dfeb08190b54a476cfa66e6d6 completed March 1, 2026, 8:50 p.m.
NED1 Entity disambiguation (via context triple) batch_69a666760a4c8190afd00dbfc263be28 completed March 3, 2026, 4:41 a.m.
NEDg Description generation batch_69a66a6289a881909a2ada9c8a5ea091 completed March 3, 2026, 4:58 a.m.
NED2 Entity disambiguation (via description) batch_69a66ad0da0081909fc828eccabf5b80 completed March 3, 2026, 5 a.m.
Created at: March 1, 2026, 7:37 p.m.