Triple

T15523409
Position Surface form Disambiguated ID Type / Status
Subject Herman Van Rompuy E369023 entity
Predicate successor P78 FINISHED
Object Yves Leterme (as Prime Minister of Belgium)
Yves Leterme is a Belgian Christian Democratic politician who served as Prime Minister of Belgium during a period marked by governmental instability and complex coalition negotiations.
 E1161791 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: Yves Leterme (as Prime Minister of Belgium) | Statement: [Herman Van Rompuy, successor, Yves Leterme (as Prime Minister of Belgium)]

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: Yves Leterme (as Prime Minister of Belgium)
Context triple: [Herman Van Rompuy, successor, Yves Leterme (as Prime Minister of Belgium)]
  • A. Herman De Croo
    Herman De Croo is a veteran Belgian liberal politician and long-serving member of parliament who has held several ministerial posts and served as President of the Chamber of Representatives.
  • B. Elio Di Rupo
    Elio Di Rupo is a Belgian socialist politician who served as Belgium’s first francophone and openly gay prime minister.
  • C. Alexander De Croo
    Alexander De Croo is a Belgian liberal politician who has served as Prime Minister of Belgium, leading the federal government.
  • D. Jef Timmermans
    Jef Timmermans is a person notable enough to be recognized as a bearer of the surname Timmermans, though specific widely known public details about him are not clearly established.
  • E. Guy Verhofstadt
    Guy Verhofstadt is a Belgian liberal politician and prominent European federalist who served as Belgium’s prime minister and later became a leading figure in the European Parliament.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Yves Leterme (as Prime Minister of Belgium)
Target entity description: Yves Leterme is a Belgian Christian Democratic politician who served as Prime Minister of Belgium during a period marked by governmental instability and complex coalition negotiations.
  • A. Herman De Croo
    Herman De Croo is a veteran Belgian liberal politician and long-serving member of parliament who has held several ministerial posts and served as President of the Chamber of Representatives.
  • B. Elio Di Rupo
    Elio Di Rupo is a Belgian socialist politician who served as Belgium’s first francophone and openly gay prime minister.
  • C. Alexander De Croo
    Alexander De Croo is a Belgian liberal politician who has served as Prime Minister of Belgium, leading the federal government.
  • D. Jef Timmermans
    Jef Timmermans is a person notable enough to be recognized as a bearer of the surname Timmermans, though specific widely known public details about him are not clearly established.
  • E. Guy Verhofstadt
    Guy Verhofstadt is a Belgian liberal politician and prominent European federalist who served as Belgium’s prime minister and later became a leading figure in the European Parliament.
  • F. None of above. chosen

How the object was described

The object's one-sentence description was generated by prompting gpt-5.1 with the object name and this triple as context.

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: Yves Leterme (as Prime Minister of Belgium)
Triple: [Herman Van Rompuy, successor, Yves Leterme (as Prime Minister of Belgium)]
Generated description
Yves Leterme is a Belgian Christian Democratic politician who served as Prime Minister of Belgium during a period marked by governmental instability and complex coalition negotiations.

Provenance (5 batches)

Stage Batch ID Job type Status
creating batch_69d85a1794cc8190b0b428716296e63e elicitation completed
NER batch_69e04143bda08190a2dee44918c1ad1c ner completed
NED1 batch_69ff3d54ea5c8190b3b220ad10ba8f40 ned_source_triple completed
NED2 batch_69ff3f4456f88190b7fc9b853b0155e4 ned_description completed
NEDg batch_69ff3e5643088190a9b001ef815ddd3a nedg completed
Created at: April 10, 2026, 4:05 a.m.