Triple

T358682
Position Surface form Disambiguated ID Type / Status
Subject Fall of Constantinople 1453 AD E7599 entity
Predicate hasPrimaryLocationFeature P1495 FINISHED
Object Theodosian Walls
The Theodosian Walls are the massive late Roman and Byzantine defensive fortifications that protected Constantinople for over a millennium until its fall in 1453.
E45857 NE FINISHED

How this triple was built (5 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: Theodosian Walls | Statement: [Fall of Constantinople 1453 AD, hasPrimaryLocationFeature, Theodosian Walls]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Theodosian Walls
Context triple: [Fall of Constantinople 1453 AD, hasPrimaryLocationFeature, Theodosian Walls]
  • A. Herodian enclosure
    The Herodian enclosure is a monumental stone structure built by King Herod the Great, enclosing the Tomb of the Patriarchs in Hebron and serving as one of the most significant and best-preserved examples of Herodian architecture.
  • B. Antonine Wall
    The Antonine Wall was a Roman frontier fortification in central Scotland marking the northernmost boundary of the Roman Empire in Britain for a brief period in the 2nd century AD.
  • C. Limes Germanicus
    Limes Germanicus was a fortified frontier system of the Roman Empire that marked and defended its boundary in the regions of Germania.
  • D. Hadrian's Wall
    Hadrian's Wall is a monumental Roman defensive fortification in northern England that marked the empire’s northern frontier in Britain.
  • E. Peter and Paul Fortress
    Peter and Paul Fortress is a historic citadel and birthplace of St. Petersburg, Russia, known for its baroque cathedral, former political prison, and role as a key military and cultural site.
  • 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: Theodosian Walls
Triple: [Fall of Constantinople 1453 AD, hasPrimaryLocationFeature, Theodosian Walls]
Generated description
The Theodosian Walls are the massive late Roman and Byzantine defensive fortifications that protected Constantinople for over a millennium until its fall in 1453.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Theodosian Walls
Target entity description: The Theodosian Walls are the massive late Roman and Byzantine defensive fortifications that protected Constantinople for over a millennium until its fall in 1453.
  • A. Herodian enclosure
    The Herodian enclosure is a monumental stone structure built by King Herod the Great, enclosing the Tomb of the Patriarchs in Hebron and serving as one of the most significant and best-preserved examples of Herodian architecture.
  • B. Antonine Wall
    The Antonine Wall was a Roman frontier fortification in central Scotland marking the northernmost boundary of the Roman Empire in Britain for a brief period in the 2nd century AD.
  • C. Limes Germanicus
    Limes Germanicus was a fortified frontier system of the Roman Empire that marked and defended its boundary in the regions of Germania.
  • D. Hadrian's Wall
    Hadrian's Wall is a monumental Roman defensive fortification in northern England that marked the empire’s northern frontier in Britain.
  • E. Peter and Paul Fortress
    Peter and Paul Fortress is a historic citadel and birthplace of St. Petersburg, Russia, known for its baroque cathedral, former political prison, and role as a key military and cultural site.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: hasPrimaryLocationFeature
Context triple: [Fall of Constantinople 1453 AD, hasPrimaryLocationFeature, Theodosian Walls]
  • A. hasPrimaryFunction
    Indicates that one entity serves as the main or principal function or role of another entity.
  • B. hasUrbanFeature chosen
    Indicates that a place or area possesses a specific urban element or infrastructure feature (such as roads, parks, or buildings) as part of its built environment.
  • C. hasCampusFeature
    Indicates that a campus possesses or includes a specific physical or functional feature.
  • D. hasNotableFacility
    Indicates that an entity possesses or hosts a facility that is of particular significance, prominence, or interest.
  • E. hasPrimaryMeeting
    Indicates that an entity is associated with its main or most important meeting, distinguishing it from other meetings it may have.
  • F. None of above.

Provenance (6 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_69a2e7e696948190bebc966535995e45 completed Feb. 28, 2026, 1:04 p.m.
NER Named-entity recognition batch_69a2ebb248608190b060553219616043 completed Feb. 28, 2026, 1:20 p.m.
NED1 Entity disambiguation (via context triple) batch_69a3e578c1788190877cf6a346cf10d4 completed March 1, 2026, 7:06 a.m.
NEDg Description generation batch_69a3e6098bc48190877f5d26bf1a985b completed March 1, 2026, 7:08 a.m.
NED2 Entity disambiguation (via description) batch_69a3e741aac48190a3f762154f6e1a36 completed March 1, 2026, 7:14 a.m.
PD Predicate disambiguation batch_69a2e95aeed48190b5e48865cc964938 completed Feb. 28, 2026, 1:10 p.m.
Created at: Feb. 28, 2026, 1:08 p.m.