Triple

T14604135
Position Surface form Disambiguated ID Type / Status
Subject Prague Conservatory E342782 entity
Predicate notableAlumni P51 FINISHED
Object Jaroslav Ježek
Jaroslav Ježek was a Czech composer, pianist, and conductor best known for his jazz-influenced classical and popular music, particularly his collaborations with the avant-garde Liberated Theatre in interwar Czechoslovakia.
 E1121734 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: Jaroslav Ježek | Statement: [Prague Conservatory, notableAlumni, Jaroslav Ježek]

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: Jaroslav Ježek
Context triple: [Prague Conservatory, notableAlumni, Jaroslav Ježek]
  • A. Josef Zítek
    Josef Zítek was a 19th-century Czech architect best known for his monumental Neo-Renaissance designs that helped shape Prague’s cultural and urban landscape.
  • B. Jaroslav Vrchlický
    Jaroslav Vrchlický was a prominent Czech poet, playwright, and translator of the late 19th and early 20th centuries, known as one of the leading figures of Czech literary modernism.
  • C. Václav Ježek
    Václav Ježek was a prominent Czechoslovak football manager best known for leading his country to victory at the 1976 UEFA European Championship.
  • D. Pavel Janák
    Pavel Janák was a prominent Czech architect and designer associated with Czech Cubism and later Functionalism, known for his innovative contributions to early 20th-century architecture and applied arts.
  • E. Jaroslav Krejčí
    Jaroslav Krejčí was a Czech lawyer and politician who served as prime minister of the Nazi-controlled Protectorate of Bohemia and Moravia during World War II.
  • 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: Jaroslav Ježek
Target entity description: Jaroslav Ježek was a Czech composer, pianist, and conductor best known for his jazz-influenced classical and popular music, particularly his collaborations with the avant-garde Liberated Theatre in interwar Czechoslovakia.
  • A. Josef Zítek
    Josef Zítek was a 19th-century Czech architect best known for his monumental Neo-Renaissance designs that helped shape Prague’s cultural and urban landscape.
  • B. Jaroslav Vrchlický
    Jaroslav Vrchlický was a prominent Czech poet, playwright, and translator of the late 19th and early 20th centuries, known as one of the leading figures of Czech literary modernism.
  • C. Václav Ježek
    Václav Ježek was a prominent Czechoslovak football manager best known for leading his country to victory at the 1976 UEFA European Championship.
  • D. Pavel Janák
    Pavel Janák was a prominent Czech architect and designer associated with Czech Cubism and later Functionalism, known for his innovative contributions to early 20th-century architecture and applied arts.
  • E. Jaroslav Krejčí
    Jaroslav Krejčí was a Czech lawyer and politician who served as prime minister of the Nazi-controlled Protectorate of Bohemia and Moravia during World War II.
  • 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: Jaroslav Ježek
Triple: [Prague Conservatory, notableAlumni, Jaroslav Ježek]
Generated description
Jaroslav Ježek was a Czech composer, pianist, and conductor best known for his jazz-influenced classical and popular music, particularly his collaborations with the avant-garde Liberated Theatre in interwar Czechoslovakia.

Provenance (5 batches)

Stage Batch ID Job type Status
creating batch_69d822dec68081908c2553145c4051dc elicitation completed
NER batch_69deb44bf67c8190b4c48a7715f9443e ner completed
NED1 batch_69fe388298c0819083c6bd7259c02d08 ned_source_triple completed
NED2 batch_69fe4263f1cc8190b30478a3fb750ba5 ned_description completed
NEDg batch_69fe41c0a6608190b9e977c6a0470de9 nedg completed
Created at: April 10, 2026, 1:25 a.m.