Triple

T2030215
Position Surface form Disambiguated ID Type / Status
Subject Brussels Park E44498 entity
Predicate locatedIn P40 FINISHED
Object Pentagon of Brussels
The Pentagon of Brussels is the historic city center of Brussels, Belgium, roughly corresponding to the area once enclosed by the medieval city walls.
 E268421 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: Pentagon of Brussels | Statement: [Brussels Park, locatedIn, Pentagon of Brussels]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Pentagon of Brussels
Context triple: [Brussels Park, locatedIn, Pentagon of Brussels]
  • A. 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.
  • 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 Palace of Brussels
    The Royal Palace of Brussels is the official administrative palace of the Belgian monarchy in central Brussels, used for state functions and ceremonies.
  • D. Castle of Laeken
    The Castle of Laeken is the official royal palace and primary residence of the Belgian monarch, located in the Laeken district of Brussels.
  • E. Paul-Henri Spaak building
    The Paul-Henri Spaak building is a key European Parliament complex in Brussels that houses the main debating chamber and central parliamentary facilities.
  • 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: Pentagon of Brussels
Triple: [Brussels Park, locatedIn, Pentagon of Brussels]
Generated description
The Pentagon of Brussels is the historic city center of Brussels, Belgium, roughly corresponding to the area once enclosed by the medieval city walls.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Pentagon of Brussels
Target entity description: The Pentagon of Brussels is the historic city center of Brussels, Belgium, roughly corresponding to the area once enclosed by the medieval city walls.
  • A. 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.
  • 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 Palace of Brussels
    The Royal Palace of Brussels is the official administrative palace of the Belgian monarchy in central Brussels, used for state functions and ceremonies.
  • D. Castle of Laeken
    The Castle of Laeken is the official royal palace and primary residence of the Belgian monarch, located in the Laeken district of Brussels.
  • E. Paul-Henri Spaak building
    The Paul-Henri Spaak building is a key European Parliament complex in Brussels that houses the main debating chamber and central parliamentary facilities.
  • 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_69a889144f2481909932f0746a93023d completed March 4, 2026, 7:33 p.m.
NER Named-entity recognition batch_69abb914a40081909a937689bea3dc85 completed March 7, 2026, 5:35 a.m.
NED1 Entity disambiguation (via context triple) batch_69aef07c3420819097a153052feb1a15 completed March 9, 2026, 4:08 p.m.
NEDg Description generation batch_69aef6548458819090d60af7ea747ae6 completed March 9, 2026, 4:33 p.m.
NED2 Entity disambiguation (via description) batch_69aef76715588190b7e66429f049c4a3 completed March 9, 2026, 4:37 p.m.
Created at: March 4, 2026, 7:38 p.m.