Triple

T5413938
Position Surface form Disambiguated ID Type / Status
Subject Preseli Hills E121081 entity
Predicate hasHighestPoint P210 FINISHED
Object Foel Cwmcerwyn
Foel Cwmcerwyn is a prominent mountain in Pembrokeshire, Wales, known as the county’s highest summit and a notable viewpoint within the Preseli range.
 E519372 NE FINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.

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: Foel Cwmcerwyn | Statement: [Preseli Hills, hasHighestPoint, Foel Cwmcerwyn]

Disambiguation candidates (2 decisions)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Foel Cwmcerwyn
Context triple: [Preseli Hills, hasHighestPoint, Foel Cwmcerwyn]
  • A. Rhinog Fawr
    Rhinog Fawr is a rugged, rocky mountain in Snowdonia, Wales, known for its challenging terrain and prominent summit within the Rhinogydd range.
  • B. Taf Fawr
    Taf Fawr is one of the principal headwater streams of the River Taff in South Wales, flowing through the Brecon Beacons before joining with other tributaries to form the main river.
  • C. Llyn Padarn
    Llyn Padarn is a glacially formed lake in North Wales, renowned for its scenic mountain backdrop near Llanberis and its popularity for outdoor recreation such as kayaking, swimming, and walking.
  • D. Aran Fawddwy
    Aran Fawddwy is a prominent mountain in southern Snowdonia, Wales, known for being one of the highest peaks in the region outside the main Snowdon massif.
  • E. Yr Wyddfa
    Yr Wyddfa is the Welsh name for Snowdon, the highest and one of the most iconic mountains in Wales and the entire British Isles.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Foel Cwmcerwyn
Target entity description: Foel Cwmcerwyn is a prominent mountain in Pembrokeshire, Wales, known as the county’s highest summit and a notable viewpoint within the Preseli range.
  • A. Rhinog Fawr
    Rhinog Fawr is a rugged, rocky mountain in Snowdonia, Wales, known for its challenging terrain and prominent summit within the Rhinogydd range.
  • B. Taf Fawr
    Taf Fawr is one of the principal headwater streams of the River Taff in South Wales, flowing through the Brecon Beacons before joining with other tributaries to form the main river.
  • C. Llyn Padarn
    Llyn Padarn is a glacially formed lake in North Wales, renowned for its scenic mountain backdrop near Llanberis and its popularity for outdoor recreation such as kayaking, swimming, and walking.
  • D. Aran Fawddwy
    Aran Fawddwy is a prominent mountain in southern Snowdonia, Wales, known for being one of the highest peaks in the region outside the main Snowdon massif.
  • E. Yr Wyddfa
    Yr Wyddfa is the Welsh name for Snowdon, the highest and one of the most iconic mountains in Wales and the entire British Isles.
  • F. None of above. chosen

How the object was described

The object's one-sentence description was generated by prompting gpt-5.1 with the object name and this triple as context.

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: Foel Cwmcerwyn
Triple: [Preseli Hills, hasHighestPoint, Foel Cwmcerwyn]
Generated description
Foel Cwmcerwyn is a prominent mountain in Pembrokeshire, Wales, known as the county’s highest summit and a notable viewpoint within the Preseli range.

Provenance (5 batches)

Stage Batch ID Job type Status
creating batch_69bd463a41cc8190b32ff5af2b96ca93 elicitation completed
NER batch_69bd87bcace08190932fe85e4b4aeffc ner completed
NED1 batch_69bf3aa743008190840ddcea08d67a66 ned_source_triple completed
NED2 batch_69bf3cde5004819096988c61b45958ea ned_description completed
NEDg batch_69bf3c5907208190af042d1eedd427c9 nedg completed
Created at: March 20, 2026, 2:05 p.m.