Triple

T11334022
Position Surface form Disambiguated ID Type / Status
Subject Pentagon of Brussels E268421 entity
Predicate contains P35 FINISHED
Object Bourse de Bruxelles / Brussels Stock Exchange building
The Bourse de Bruxelles, or Brussels Stock Exchange building, is a historic 19th-century neo-Renaissance and Second Empire-style landmark in central Brussels that once housed Belgium’s main stock market.
 E918249 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: Bourse de Bruxelles / Brussels Stock Exchange building | Statement: [Pentagon of Brussels, contains, Bourse de Bruxelles / Brussels Stock Exchange building]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Bourse de Bruxelles / Brussels Stock Exchange building
Context triple: [Pentagon of Brussels, contains, Bourse de Bruxelles / Brussels Stock Exchange building]
  • A. Brussels Town Hall
    Brussels Town Hall is a Gothic-style civic building and landmark in Brussels, renowned for its ornate façade and towering spire dominating the Grand Place.
  • B. Belgian Federal Parliament building
    The Belgian Federal Parliament building is the historic neoclassical complex in Brussels that houses Belgium’s bicameral national legislature.
  • C. Royal Quarter of Brussels
    The Royal Quarter of Brussels is a prestigious historic district in central Brussels known for its grand neoclassical architecture, major political institutions, and important cultural landmarks.
  • D. Palais des Beaux-Arts, Brussels
    The Palais des Beaux-Arts in Brussels is a major cultural complex and concert hall designed by Art Nouveau architect Victor Horta, renowned for hosting a wide range of artistic and performing arts events.
  • E. Palace of Justice of Brussels
    The Palace of Justice of Brussels is a monumental 19th-century courthouse and one of the most imposing landmarks in the Belgian capital, renowned for its grand architecture and dominant position overlooking the city.
  • 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: Bourse de Bruxelles / Brussels Stock Exchange building
Triple: [Pentagon of Brussels, contains, Bourse de Bruxelles / Brussels Stock Exchange building]
Generated description
The Bourse de Bruxelles, or Brussels Stock Exchange building, is a historic 19th-century neo-Renaissance and Second Empire-style landmark in central Brussels that once housed Belgium’s main stock market.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Bourse de Bruxelles / Brussels Stock Exchange building
Target entity description: The Bourse de Bruxelles, or Brussels Stock Exchange building, is a historic 19th-century neo-Renaissance and Second Empire-style landmark in central Brussels that once housed Belgium’s main stock market.
  • A. Brussels Town Hall
    Brussels Town Hall is a Gothic-style civic building and landmark in Brussels, renowned for its ornate façade and towering spire dominating the Grand Place.
  • B. Belgian Federal Parliament building
    The Belgian Federal Parliament building is the historic neoclassical complex in Brussels that houses Belgium’s bicameral national legislature.
  • C. Royal Quarter of Brussels
    The Royal Quarter of Brussels is a prestigious historic district in central Brussels known for its grand neoclassical architecture, major political institutions, and important cultural landmarks.
  • D. Palais des Beaux-Arts, Brussels
    The Palais des Beaux-Arts in Brussels is a major cultural complex and concert hall designed by Art Nouveau architect Victor Horta, renowned for hosting a wide range of artistic and performing arts events.
  • E. Palace of Justice of Brussels
    The Palace of Justice of Brussels is a monumental 19th-century courthouse and one of the most imposing landmarks in the Belgian capital, renowned for its grand architecture and dominant position overlooking the city.
  • 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_69d6aacb1f0881908c84a349fd1be047 completed April 8, 2026, 7:21 p.m.
NER Named-entity recognition batch_69d7e9fe5d5881908d786b212a554d8b completed April 9, 2026, 6:03 p.m.
NED1 Entity disambiguation (via context triple) batch_69e5263cce588190a91f91cbdf023d5e completed April 19, 2026, 7 p.m.
NEDg Description generation batch_69e52c84518881909e6e2a593348a81a completed April 19, 2026, 7:27 p.m.
NED2 Entity disambiguation (via description) batch_69e531d0ab5881909814160b86c8e76b completed April 19, 2026, 7:49 p.m.
Created at: April 8, 2026, 9:33 p.m.