Triple

T21081205
Position Surface form Disambiguated ID Type / Status
Subject Foel Cwmcerwyn E519372 entity
Predicate topographicMap P10300 FINISHED
Object OS Landranger 145 — 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: OS Landranger 145 | Statement: [Foel Cwmcerwyn, topographicMap, OS Landranger 145]

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: OS Landranger 145
Context triple: [Foel Cwmcerwyn, topographicMap, OS Landranger 145]
  • A. OS Landranger 45
    OS Landranger 45 is a 1:50,000 scale Ordnance Survey topographic map covering the area around Mount Keen and its surrounding region in Scotland.
  • B. OS Landranger 124
    OS Landranger 124 is a 1:50,000 scale Ordnance Survey map covering part of North Wales, including the Rhinogydd mountains and surrounding areas.
  • C. OS Landranger 135
    OS Landranger 135 is a 1:50,000 scale Ordnance Survey map covering part of mid-Wales, including the Pumlumon (Plynlimon) upland area.
  • D. OS Landranger 160
    OS Landranger 160 is a 1:50,000 scale Ordnance Survey map covering part of the Brecon Beacons area in South Wales, popular with walkers and outdoor enthusiasts.
  • E. OS Landranger 47
    OS Landranger 47 is a 1:50,000 scale Ordnance Survey topographic map covering the Isle of Mull area of western Scotland, including prominent peaks such as Ben More.
  • 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: OS Landranger 145
Target entity description: OS Landranger 145 is a 1:50,000 scale Ordnance Survey map covering part of southwest Wales, including the Preseli Hills area.
  • A. OS Landranger 45
    OS Landranger 45 is a 1:50,000 scale Ordnance Survey topographic map covering the area around Mount Keen and its surrounding region in Scotland.
  • B. OS Landranger 124
    OS Landranger 124 is a 1:50,000 scale Ordnance Survey map covering part of North Wales, including the Rhinogydd mountains and surrounding areas.
  • C. OS Landranger 135
    OS Landranger 135 is a 1:50,000 scale Ordnance Survey map covering part of mid-Wales, including the Pumlumon (Plynlimon) upland area.
  • D. OS Landranger 160
    OS Landranger 160 is a 1:50,000 scale Ordnance Survey map covering part of the Brecon Beacons area in South Wales, popular with walkers and outdoor enthusiasts.
  • E. OS Landranger 47
    OS Landranger 47 is a 1:50,000 scale Ordnance Survey topographic map covering the Isle of Mull area of western Scotland, including prominent peaks such as Ben More.
  • F. None of above. chosen

Provenance (2 batches)

Stage Batch ID Job type Status
creating batch_69e0b506e59c8190849b71ed07929215 elicitation completed
NER batch_69e702db430c81908a1547d8fbe45506 ner completed
Created at: April 16, 2026, 2:49 p.m.