Triple

T14979297
Position Surface form Disambiguated ID Type / Status
Subject Civitas Batavorum E373532 entity
Predicate hasRomanFort P50573 FINISHED
Object Nijmegen legionary base
The Nijmegen legionary base was a major Roman military fortress in the Netherlands that housed legions guarding the empire’s northern frontier along the Rhine.
 E1130267 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: Nijmegen legionary base | Statement: [Civitas Batavorum, hasRomanFort, Nijmegen legionary base]

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: Nijmegen legionary base
Context triple: [Civitas Batavorum, hasRomanFort, Nijmegen legionary base]
  • A. Fort Vijfhuizen
    Fort Vijfhuizen is a historic Dutch fort that forms part of the UNESCO-listed Defence Line of Amsterdam, now often used for cultural and recreational purposes.
  • B. Castricum
    Castricum is a coastal town and municipality in North Holland, Netherlands, known for its beaches, dunes, and archaeological heritage.
  • C. Leeuwarden Air Base
    Leeuwarden Air Base is a major Royal Netherlands Air Force military airfield in the north of the Netherlands, used for fighter operations, training, and NATO missions.
  • D. Military Boekelo-Enschede
    Military Boekelo-Enschede is an internationally renowned equestrian eventing competition held annually near Enschede in the Twente region of the Netherlands.
  • E. Geldrop-Mierlo
    Geldrop-Mierlo is a municipality in the province of North Brabant in the southern Netherlands, known for its residential communities and proximity to the city of Eindhoven.
  • 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: Nijmegen legionary base
Target entity description: The Nijmegen legionary base was a major Roman military fortress in the Netherlands that housed legions guarding the empire’s northern frontier along the Rhine.
  • A. Fort Vijfhuizen
    Fort Vijfhuizen is a historic Dutch fort that forms part of the UNESCO-listed Defence Line of Amsterdam, now often used for cultural and recreational purposes.
  • B. Castricum
    Castricum is a coastal town and municipality in North Holland, Netherlands, known for its beaches, dunes, and archaeological heritage.
  • C. Leeuwarden Air Base
    Leeuwarden Air Base is a major Royal Netherlands Air Force military airfield in the north of the Netherlands, used for fighter operations, training, and NATO missions.
  • D. Military Boekelo-Enschede
    Military Boekelo-Enschede is an internationally renowned equestrian eventing competition held annually near Enschede in the Twente region of the Netherlands.
  • E. Geldrop-Mierlo
    Geldrop-Mierlo is a municipality in the province of North Brabant in the southern Netherlands, known for its residential communities and proximity to the city of Eindhoven.
  • 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: Nijmegen legionary base
Triple: [Civitas Batavorum, hasRomanFort, Nijmegen legionary base]
Generated description
The Nijmegen legionary base was a major Roman military fortress in the Netherlands that housed legions guarding the empire’s northern frontier along the Rhine.

Provenance (5 batches)

Stage Batch ID Job type Status
creating batch_69d85ccbbcd48190acb56e7cf104d8ad elicitation completed
NER batch_69ded6fcebf481909f72cab577560d82 ner completed
NED1 batch_69fe8beca6d88190a0c1adb18c9f2ac4 ned_source_triple completed
NED2 batch_69fe8fff27e881908163a1339019e192 ned_description completed
NEDg batch_69fe8f94018881908d8185d692f9728a nedg completed
Created at: April 10, 2026, 2:51 a.m.