Triple

T5222626
Position Surface form Disambiguated ID Type / Status
Subject Kentish ragstone E117906 entity
Predicate historicalPeriodOfMajorUse P4017 FINISHED
Object Roman Britain E203653 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: Roman Britain | Statement: [Kentish ragstone, historicalPeriodOfMajorUse, Roman Britain]

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: Roman Britain
Context triple: [Kentish ragstone, historicalPeriodOfMajorUse, Roman Britain]
  • A. Roman Britain chosen
    Roman Britain was the period of British history when much of the island was under the control of the Roman Empire, marked by extensive military fortifications, urbanization, and the introduction of Roman law, culture, and infrastructure.
  • B. sub-Roman Britain
    Sub-Roman Britain was the transitional period in Britain between the end of Roman rule and the early Middle Ages, marked by political fragmentation, cultural change, and the emergence of post-Roman kingdoms.
  • C. ancient Britain
    Ancient Britain refers to the British Isles in prehistoric and early historic times, characterized by Celtic cultures, tribal kingdoms, and Roman influence before the early Middle Ages.
  • D. Britannia Prima
    Britannia Prima was a late Roman province carved out of Roman Britain during the empire’s administrative reorganization in the 3rd–4th centuries CE.
  • E. Britannia Secunda
    Britannia Secunda was a late Roman province in Britain, created during the administrative reorganization of Roman Britain and generally thought to have encompassed parts of what is now northern England and possibly Wales.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07 
Target predicate: historicalPeriodOfMajorUse
Context triple: [Kentish ragstone, historicalPeriodOfMajorUse, Roman Britain]
  • A. historicalPeriodOfUse
    Indicates the time period during which something was in active use or commonly utilized.
  • B. historicalPeriodOfFirstUse
    Indicates the historical time period during which something was first used or came into use.
  • C. historicalPeriodOfMajorActivity
    Indicates the historical period during which an entity carried out its most significant or influential activities.
  • D. periodOfMajorUse chosen
    Indicates the time span during which something was primarily or most intensively used.
  • E. historicalPeriodOfSignificance
    Indicates the time period during which an entity is considered to have had its most important or influential historical impact.
  • F. None of above.

Provenance (4 batches)

Stage Batch ID Job type Status
creating batch_69bd4465e03081909bfcfd7113062590 elicitation completed
NER batch_69bd7abba82881908c030ba55146b8ea ner completed
NED1 batch_69bef8059c808190aac709a199541ce7 ned_source_triple completed
PD batch_69bd77bd2a448190a9ae5afd2585a7b9 pd completed
Created at: March 20, 2026, 1:48 p.m.