Triple

T284812
Position Surface form Disambiguated ID Type / Status
Subject Hadrian's Wall E5864 entity
Predicate significantPlace P1098 FINISHED
Object Segedunum Roman Fort
Segedunum Roman Fort is a well-preserved Roman military fort and museum at the eastern end of Hadrian’s Wall in Wallsend, England.
 E38665 NE FINISHED

How this triple was built (4 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
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: Segedunum Roman Fort | Statement: [Hadrian's Wall, significantPlace, Segedunum Roman Fort]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Segedunum Roman Fort
Context triple: [Hadrian's Wall, significantPlace, Segedunum Roman Fort]
  • A. Birdoswald Roman Fort
    Birdoswald Roman Fort is a well-preserved Roman military fort in Cumbria, England, that formed part of the defensive frontier system of Hadrian’s Wall.
  • B. Chesters Roman Fort
    Chesters Roman Fort is a well-preserved Roman cavalry fort and museum site in Northumberland, England, notable for its extensive remains and artifacts from the Roman frontier.
  • C. Vindolanda
    Vindolanda is a Roman auxiliary fort and settlement in northern England renowned for its exceptionally well-preserved archaeological remains, including the famous Vindolanda writing tablets.
  • D. Frontiers of the Roman Empire World Heritage Site
    The Frontiers of the Roman Empire World Heritage Site is a transnational UNESCO designation that protects and showcases the remains of Rome’s ancient border defenses, including monumental frontier works such as Hadrian’s Wall.
  • E. Hadrian's Wall
    Hadrian's Wall is a monumental Roman defensive fortification in northern England that marked the empire’s northern frontier in Britain.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
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: Segedunum Roman Fort
Triple: [Hadrian's Wall, significantPlace, Segedunum Roman Fort]
Generated description
Segedunum Roman Fort is a well-preserved Roman military fort and museum at the eastern end of Hadrian’s Wall in Wallsend, England.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Segedunum Roman Fort
Target entity description: Segedunum Roman Fort is a well-preserved Roman military fort and museum at the eastern end of Hadrian’s Wall in Wallsend, England.
  • A. Birdoswald Roman Fort
    Birdoswald Roman Fort is a well-preserved Roman military fort in Cumbria, England, that formed part of the defensive frontier system of Hadrian’s Wall.
  • B. Chesters Roman Fort
    Chesters Roman Fort is a well-preserved Roman cavalry fort and museum site in Northumberland, England, notable for its extensive remains and artifacts from the Roman frontier.
  • C. Vindolanda
    Vindolanda is a Roman auxiliary fort and settlement in northern England renowned for its exceptionally well-preserved archaeological remains, including the famous Vindolanda writing tablets.
  • D. Frontiers of the Roman Empire World Heritage Site
    The Frontiers of the Roman Empire World Heritage Site is a transnational UNESCO designation that protects and showcases the remains of Rome’s ancient border defenses, including monumental frontier works such as Hadrian’s Wall.
  • E. Hadrian's Wall
    Hadrian's Wall is a monumental Roman defensive fortification in northern England that marked the empire’s northern frontier in Britain.
  • F. None of above. chosen

Provenance (5 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69a25946a7ac8190a78871c210213272 completed Feb. 28, 2026, 2:56 a.m.
NER Named-entity recognition batch_69a25e2aba74819093eddd8d820260c0 completed Feb. 28, 2026, 3:16 a.m.
NED1 Entity disambiguation (via context triple) batch_69a3ab9e277c81909b75bbeaa6c818a2 completed March 1, 2026, 2:59 a.m.
NEDg Description generation batch_69a3ac2debc88190b589d24b7614af41 completed March 1, 2026, 3:02 a.m.
NED2 Entity disambiguation (via description) batch_69a3ac7df11c8190a6a65d3a1be62f25 completed March 1, 2026, 3:03 a.m.
Created at: Feb. 28, 2026, 3:02 a.m.