Triple

T284214
Position Surface form Disambiguated ID Type / Status
Subject NATO Headquarters, Brussels, Belgium E5852 entity
Predicate mainEntranceFrom P6140 FINISHED
Object Boulevard Léopold III
Boulevard Léopold III is a major arterial road in Brussels, Belgium, that serves as a key access route to important sites including NATO’s headquarters.
E36799 NE FINISHED

How this triple was built (5 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: Boulevard Léopold III | Statement: [NATO Headquarters, Brussels, Belgium, mainEntranceFrom, Boulevard Léopold III]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Boulevard Léopold III
Context triple: [NATO Headquarters, Brussels, Belgium, mainEntranceFrom, Boulevard Léopold III]
  • A. Rue André Pascal
    Rue André Pascal is a street in Paris, France, known for hosting important institutions such as the Château de la Muette and the headquarters of the OECD.
  • B. Rue de Valois, Paris
    Rue de Valois, Paris is a historic street in the 1st arrondissement known for housing the headquarters of France’s Ministry of Culture near the Palais-Royal.
  • C. Champs-Élysées
    The Champs-Élysées is a famous Parisian avenue renowned for its luxury shops, cafés, theaters, and its role as a central site for national celebrations and major events.
  • D. Utrechtsestraat
    Utrechtsestraat is a well-known shopping and dining street in central Amsterdam, noted for its historic canalside setting and mix of boutiques, cafés, and restaurants.
  • E. Place du Luxembourg
    Place du Luxembourg is a prominent square in Brussels, Belgium, known as a social and political hub due to its location directly in front of the European Parliament complex.
  • 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: Boulevard Léopold III
Triple: [NATO Headquarters, Brussels, Belgium, mainEntranceFrom, Boulevard Léopold III]
Generated description
Boulevard Léopold III is a major arterial road in Brussels, Belgium, that serves as a key access route to important sites including NATO’s headquarters.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Boulevard Léopold III
Target entity description: Boulevard Léopold III is a major arterial road in Brussels, Belgium, that serves as a key access route to important sites including NATO’s headquarters.
  • A. Rue André Pascal
    Rue André Pascal is a street in Paris, France, known for hosting important institutions such as the Château de la Muette and the headquarters of the OECD.
  • B. Rue de Valois, Paris
    Rue de Valois, Paris is a historic street in the 1st arrondissement known for housing the headquarters of France’s Ministry of Culture near the Palais-Royal.
  • C. Champs-Élysées
    The Champs-Élysées is a famous Parisian avenue renowned for its luxury shops, cafés, theaters, and its role as a central site for national celebrations and major events.
  • D. Utrechtsestraat
    Utrechtsestraat is a well-known shopping and dining street in central Amsterdam, noted for its historic canalside setting and mix of boutiques, cafés, and restaurants.
  • E. Place du Luxembourg
    Place du Luxembourg is a prominent square in Brussels, Belgium, known as a social and political hub due to its location directly in front of the European Parliament complex.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: mainEntranceFrom
Context triple: [NATO Headquarters, Brussels, Belgium, mainEntranceFrom, Boulevard Léopold III]
  • A. mainBase
    Indicates that one entity serves as the primary or central base or headquarters for another entity.
  • B. mainPhase
    Indicates that an event, action, or state occurs during the primary or central phase of a larger process or sequence.
  • C. mainLocation
    Indicates that one entity serves as the primary or central location associated with another entity.
  • D. mainChamber
    Indicates that something is the primary or central chamber or room within a larger structure or system.
  • E. hasEntrance chosen
    Indicates that one entity possesses or provides an entry point or access way to another entity or space.
  • F. None of above.

Provenance (6 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_69a25946a7ac8190a78871c210213272 completed Feb. 28, 2026, 2:56 a.m.
NER Named-entity recognition batch_69a25e0d789881908d6a9a8d6a0d4a6c completed Feb. 28, 2026, 3:16 a.m.
NED1 Entity disambiguation (via context triple) batch_69a399a9b5f48190b5807373ed3163e3 completed March 1, 2026, 1:43 a.m.
NEDg Description generation batch_69a39a26127c819085839fe3f2f5707c completed March 1, 2026, 1:45 a.m.
NED2 Entity disambiguation (via description) batch_69a39a676c048190b0ab280ffe729d72 completed March 1, 2026, 1:46 a.m.
PD Predicate disambiguation batch_69a25b795a6c8190944d48e8418e0ccd completed Feb. 28, 2026, 3:05 a.m.
Created at: Feb. 28, 2026, 3:02 a.m.