Triple

T16342292
Position Surface form Disambiguated ID Type / Status
Subject Constantine IV E396836 entity
Predicate sibling P363 FINISHED
Object Tiberius (son of Constans II) E369999 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: Tiberius (son of Constans II) | Statement: [Constantine IV, sibling, Tiberius (son of Constans II)]

Disambiguation candidates (1 decision)

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: Tiberius (son of Constans II)
Context triple: [Constantine IV, sibling, Tiberius (son of Constans II)]
  • A. Tiberius (son of Constans II) chosen
    Tiberius was a 7th-century Byzantine prince and briefly junior emperor, the son of Emperor Constans II and brother of Constantine IV.
  • B. Tiberius (son of Justinian II)
    Tiberius was the short-lived co-emperor and son of Byzantine Emperor Justinian II, associated with his father’s turbulent final reign in the early 8th century.
  • C. Tiberius II Constantine
    Tiberius II Constantine was a 6th-century Byzantine emperor known for his military campaigns against the Persians and Avars and for his relatively generous and popular rule before being succeeded by Maurice.
  • D. Heraclius (son of Constans II)
    Heraclius was a short-lived Byzantine prince of the 7th century, known primarily as one of the sons of Emperor Constans II.
  • E. Emperor Maurice
    Emperor Maurice was a late 6th-century Byzantine emperor known for his military campaigns, administrative reforms, and efforts to stabilize and defend the Eastern Roman Empire.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 batches)

Stage Batch ID Job type Status
creating batch_69d87f26864c819088365ca381a003c2 elicitation completed
NER batch_69e2da0b88d081908a99cafa8e0ae5db ner completed
NED1 batch_6a002dadcaa48190865cec201cde47e3 ned_source_triple completed
Created at: April 10, 2026, 5:07 a.m.