Triple

T21353480
Position Surface form Disambiguated ID Type / Status
Subject Pétrusse River E526548 entity
Predicate crossesUnder P15805 FINISHED
Object Passerelle (Luxembourg City)
Passerelle is a historic 19th-century viaduct in Luxembourg City, often called the Old Bridge, that carries traffic across the Pétrusse valley and links the city center with the Gare district.
 E1480456 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: Passerelle (Luxembourg City) | Statement: [Pétrusse River, crossesUnder, Passerelle (Luxembourg City)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Passerelle (Luxembourg City)
Context triple: [Pétrusse River, crossesUnder, Passerelle (Luxembourg City)]
  • A. Luxembourg RER station
    Luxembourg RER station is an underground commuter rail station in central Paris serving Line B of the Réseau Express Régional near the Luxembourg Gardens and the Latin Quarter.
  • B. Place d’Armes, Luxembourg City
    Place d’Armes in Luxembourg City is a central historic square known as a lively social and cultural hub lined with cafés, restaurants, and notable public buildings.
  • C. Plaza Saint-Hubert
    Plaza Saint-Hubert is a historic, partially covered commercial street in Montreal known for its distinctive glass-canopy sidewalks and concentration of boutiques, bridal shops, and specialty stores.
  • D. Schuman roundabout
    Schuman roundabout is a major traffic junction and symbolic political hub in Brussels’ European Quarter, surrounded by key European Union institutions.
  • E. Luxembourg City central station
    Luxembourg City central station is the main railway hub of Luxembourg’s capital, serving as a key national and international transit point.
  • 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: Passerelle (Luxembourg City)
Triple: [Pétrusse River, crossesUnder, Passerelle (Luxembourg City)]
Generated description
Passerelle is a historic 19th-century viaduct in Luxembourg City, often called the Old Bridge, that carries traffic across the Pétrusse valley and links the city center with the Gare district.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Passerelle (Luxembourg City)
Target entity description: Passerelle is a historic 19th-century viaduct in Luxembourg City, often called the Old Bridge, that carries traffic across the Pétrusse valley and links the city center with the Gare district.
  • A. Luxembourg RER station
    Luxembourg RER station is an underground commuter rail station in central Paris serving Line B of the Réseau Express Régional near the Luxembourg Gardens and the Latin Quarter.
  • B. Place d’Armes, Luxembourg City
    Place d’Armes in Luxembourg City is a central historic square known as a lively social and cultural hub lined with cafés, restaurants, and notable public buildings.
  • C. Plaza Saint-Hubert
    Plaza Saint-Hubert is a historic, partially covered commercial street in Montreal known for its distinctive glass-canopy sidewalks and concentration of boutiques, bridal shops, and specialty stores.
  • D. Schuman roundabout
    Schuman roundabout is a major traffic junction and symbolic political hub in Brussels’ European Quarter, surrounded by key European Union institutions.
  • E. Luxembourg City central station
    Luxembourg City central station is the main railway hub of Luxembourg’s capital, serving as a key national and international transit point.
  • 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_69e0b51cd5cc81909ac1187971e8a8ad completed April 16, 2026, 10:08 a.m.
NER Named-entity recognition batch_69ee5bac9e1481909121e89f046c77f6 completed April 26, 2026, 6:38 p.m.
NED1 Entity disambiguation (via context triple) batch_6a09ad61410081909dbed86cc6b70bca completed May 17, 2026, 11:58 a.m.
NEDg Description generation batch_6a09ae7ab31081908d57ff9ffe7c223b completed May 17, 2026, 12:03 p.m.
NED2 Entity disambiguation (via description) batch_6a09af42dc78819096e4e08f8ec44f71 completed May 17, 2026, 12:06 p.m.
Created at: April 16, 2026, 5:05 p.m.