Triple

T10309182
Position Surface form Disambiguated ID Type / Status
Subject Theodora Tocco E241841 entity
Predicate marriedToTitleHolder P17687 FINISHED
Object Constantine XI Palaiologos, last Byzantine emperor E5862 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: Constantine XI Palaiologos, last Byzantine emperor | Statement: [Theodora Tocco, marriedToTitleHolder, Constantine XI Palaiologos, last Byzantine emperor]

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: Constantine XI Palaiologos, last Byzantine emperor
Context triple: [Theodora Tocco, marriedToTitleHolder, Constantine XI Palaiologos, last Byzantine emperor]
  • A. Constantine XI Palaiologos chosen
    Constantine XI Palaiologos was the final Byzantine emperor, renowned for his valiant but ultimately doomed defense of Constantinople against the Ottoman conquest in 1453.
  • B. Manuel II Palaiologos
    Manuel II Palaiologos was a Byzantine emperor (r. 1391–1425) known for his efforts to defend the shrinking empire against the Ottomans and for his intellectual and theological writings.
  • C. Constantine Palaiologos
    Constantine Palaiologos was the last Byzantine emperor, remembered for his defense and death during the fall of Constantinople in 1453.
  • D. John VIII Palaiologos
    John VIII Palaiologos was a Byzantine emperor who ruled during the empire’s final decades, noted for his efforts to secure Western support against the advancing Ottoman Turks.
  • E. John V Palaiologos
    John V Palaiologos was a 14th-century Byzantine emperor whose long and turbulent reign was marked by civil wars, territorial losses, and increasing dependence on Western powers.
  • 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: marriedToTitleHolder
Context triple: [Theodora Tocco, marriedToTitleHolder, Constantine XI Palaiologos, last Byzantine emperor]
  • A. currentTitleHolderSpouseOf
    Indicates that one entity is the current spouse of the individual who presently holds a specified title.
  • B. hasSpouseTitle chosen
    Indicates that a person’s spouse holds a particular title or honorific designation.
  • C. marriedBy
    Indicates that one entity is the officiant or authority who performs and formalizes the marriage of another entity.
  • D. firstHolderSpouseOf
    Indicates that the first holder in the relation is the spouse (married partner) of the other holder.
  • E. marriedToUntilDeathOfSpouse
    Indicates a marital relationship that is intended to remain in effect until the death of one of the spouses.
  • F. None of above.

Provenance (4 batches)

Stage Batch ID Job type Status
creating batch_69d381ac38808190a8ca7457c85b625b elicitation completed
NER batch_69d4d7ccb7ec8190a538cf279e48116e ner completed
NED1 batch_69d71d7154b88190a0ae1dfa029b125e ned_source_triple completed
PD batch_69d4d1f4f354819080b4ed4bc61bdff6 pd completed
Created at: April 6, 2026, 11:47 a.m.