Triple

T116348
Position Surface form Disambiguated ID Type / Status
Subject South Wales E2346 entity
Predicate hasMajorCity P316 FINISHED
Object Merthyr Tydfil
Merthyr Tydfil is a historic industrial town in South Wales that was once a major center of the iron and coal industries during the Industrial Revolution.
 E16144 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: Merthyr Tydfil | Statement: [South Wales, hasMajorCity, Merthyr Tydfil]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Merthyr Tydfil
Context triple: [South Wales, hasMajorCity, Merthyr Tydfil]
  • A. Montgomeryshire
    Montgomeryshire is a historic county and former parliamentary constituency in mid-Wales, known for its rural landscape and market towns such as Newtown and Welshpool.
  • B. Cardiff
    Cardiff is the capital and largest city of Wales, known as a major cultural, commercial, and sporting center with a rich industrial and maritime history.
  • C. Merionethshire
    Merionethshire is a historic county in northwest Wales known for its rugged mountainous landscapes and rural character.
  • D. Trellech
    Trellech is a historic village in Monmouthshire, Wales, known for its medieval significance and as the birthplace of philosopher Bertrand Russell.
  • E. Penrhyndeudraeth
    Penrhyndeudraeth is a small town in Gwynedd, northwest Wales, known for its scenic setting near the Dwyryd estuary and the Italianate village of Portmeirion.
  • 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: Merthyr Tydfil
Triple: [South Wales, hasMajorCity, Merthyr Tydfil]
Generated description
Merthyr Tydfil is a historic industrial town in South Wales that was once a major center of the iron and coal industries during the Industrial Revolution.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Merthyr Tydfil
Target entity description: Merthyr Tydfil is a historic industrial town in South Wales that was once a major center of the iron and coal industries during the Industrial Revolution.
  • A. Montgomeryshire
    Montgomeryshire is a historic county and former parliamentary constituency in mid-Wales, known for its rural landscape and market towns such as Newtown and Welshpool.
  • B. Cardiff
    Cardiff is the capital and largest city of Wales, known as a major cultural, commercial, and sporting center with a rich industrial and maritime history.
  • C. Merionethshire
    Merionethshire is a historic county in northwest Wales known for its rugged mountainous landscapes and rural character.
  • D. Trellech
    Trellech is a historic village in Monmouthshire, Wales, known for its medieval significance and as the birthplace of philosopher Bertrand Russell.
  • E. Penrhyndeudraeth
    Penrhyndeudraeth is a small town in Gwynedd, northwest Wales, known for its scenic setting near the Dwyryd estuary and the Italianate village of Portmeirion.
  • 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_69a2506c5428819085c28a8884790e29 completed Feb. 28, 2026, 2:18 a.m.
NER Named-entity recognition batch_69a25711f6788190a22252ea3a3af394 completed Feb. 28, 2026, 2:46 a.m.
NED1 Entity disambiguation (via context triple) batch_69a2b4b90654819092780651ae9408e9 completed Feb. 28, 2026, 9:26 a.m.
NEDg Description generation batch_69a2b54973388190bd1eb424593d607a completed Feb. 28, 2026, 9:28 a.m.
NED2 Entity disambiguation (via description) batch_69a2b5ab4cc481908f14b3c8274d8891 completed Feb. 28, 2026, 9:30 a.m.
Created at: Feb. 28, 2026, 2:24 a.m.