Triple
T1890111
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Burgas |
E41854
|
entity |
| Predicate | hasCulturalInstitution |
P105
|
FINISHED |
| Object |
Burgas Opera
Burgas Opera is a prominent Bulgarian opera company and cultural institution based in the Black Sea city of Burgas.
|
E210202
|
NE FINISHED |
How this triple was built (4 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: Burgas Opera | Statement: [Burgas, hasCulturalInstitution, Burgas Opera]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Burgas Opera Context triple: [Burgas, hasCulturalInstitution, Burgas Opera]
-
A.
Varna Opera
Varna Opera is a prominent Bulgarian opera company and cultural landmark based in the Black Sea city of Varna, known for staging classical and contemporary operatic performances.
-
B.
Varna Drama Theatre
Varna Drama Theatre is a prominent Bulgarian theatrical institution in the city of Varna, known for staging a wide repertoire of classical and contemporary plays.
-
C.
Romanian National Opera
The Romanian National Opera is a major opera and ballet company and cultural landmark based in Bucharest, renowned for its classical repertoire and performances.
-
D.
Ivan Vazov National Theatre
Ivan Vazov National Theatre is Bulgaria’s oldest and most prestigious drama theatre, renowned for its grand neoclassical building in central Sofia and its leading role in the country’s cultural life.
-
E.
Alte Oper
Alte Oper is a historic former opera house in Frankfurt am Main that now serves as a prominent concert and event venue.
- 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: Burgas Opera Triple: [Burgas, hasCulturalInstitution, Burgas Opera]
Generated description
Burgas Opera is a prominent Bulgarian opera company and cultural institution based in the Black Sea city of Burgas.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Burgas Opera Target entity description: Burgas Opera is a prominent Bulgarian opera company and cultural institution based in the Black Sea city of Burgas.
-
A.
Varna Opera
Varna Opera is a prominent Bulgarian opera company and cultural landmark based in the Black Sea city of Varna, known for staging classical and contemporary operatic performances.
-
B.
Varna Drama Theatre
Varna Drama Theatre is a prominent Bulgarian theatrical institution in the city of Varna, known for staging a wide repertoire of classical and contemporary plays.
-
C.
Romanian National Opera
The Romanian National Opera is a major opera and ballet company and cultural landmark based in Bucharest, renowned for its classical repertoire and performances.
-
D.
Ivan Vazov National Theatre
Ivan Vazov National Theatre is Bulgaria’s oldest and most prestigious drama theatre, renowned for its grand neoclassical building in central Sofia and its leading role in the country’s cultural life.
-
E.
Alte Oper
Alte Oper is a historic former opera house in Frankfurt am Main that now serves as a prominent concert and event venue.
- F. None of above. chosen
Provenance (5 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_69a8864b6de0819098d089f6a1b910a7 |
completed | March 4, 2026, 7:21 p.m. |
| NER | Named-entity recognition | batch_69abb14475448190b291ada3454bf98b |
completed | March 7, 2026, 5:01 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69addf665bd48190b08ff5159333b99b |
completed | March 8, 2026, 8:43 p.m. |
| NEDg | Description generation | batch_69ade02321b881909e8bb087f6c3acd4 |
completed | March 8, 2026, 8:46 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69ade0d3f77481909cb4c9a57a9fb6a7 |
completed | March 8, 2026, 8:49 p.m. |
Created at: March 4, 2026, 7:34 p.m.