Triple

T22834922
Position Surface form Disambiguated ID Type / Status
Subject Cennen Rock E565917 entity
Predicate namedAfter P63 FINISHED
Object River Cennen NE NERFINISHED

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: River Cennen | Statement: [Cennen Rock, namedAfter, River Cennen]

Disambiguation candidates (1 decision)

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: River Cennen
Context triple: [Cennen Rock, namedAfter, River Cennen]
  • A. River Cennen chosen
    River Cennen is a small river in Carmarthenshire, Wales, known for flowing past Carreg Cennen Castle before joining the River Tywi.
  • B. River Clettwr
    River Clettwr is a small river in west Wales that flows through Ceredigion before joining the River Teifi.
  • C. River Cynin
    River Cynin is a small river in Carmarthenshire, Wales, that flows near the town of St Clears and contributes to the local rural landscape and drainage system.
  • D. River Ceiriog
    River Ceiriog is a river in the border region between Wales and England, known for flowing through the Ceiriog Valley and past the town of Chirk.
  • E. River Rhaeadr
    River Rhaeadr is a river in Powys, Wales, best known for forming the spectacular Pistyll Rhaeadr waterfall, one of the highest in the country.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 batches)

Stage Batch ID Job type Status
creating batch_69e245869e188190a196584f36e682da elicitation completed
NER batch_69f17e2e3e7481909d12dc5008136880 ner completed
Created at: April 17, 2026, 3:35 p.m.