Triple

T3155585
Position Surface form Disambiguated ID Type / Status
Subject Paris Métro Line 2 E65977 entity
Predicate notableElevatedSection P46657 FINISHED
Object Boulevard de la Chapelle viaduct
The Boulevard de la Chapelle viaduct is a prominent elevated section of the Paris Métro in northern Paris, carrying trains above the street along the route of Line 2.
E331922 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 de la Chapelle viaduct | Statement: [Paris Métro Line 2, notableElevatedSection, Boulevard de la Chapelle viaduct]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Boulevard de la Chapelle viaduct
Context triple: [Paris Métro Line 2, notableElevatedSection, Boulevard de la Chapelle viaduct]
  • A. Bir-Hakeim elevated viaduct
    Bir-Hakeim elevated viaduct is a historic two-level bridge in Paris that carries both road traffic and Line 6 of the Paris Métro across the Seine near the Eiffel Tower.
  • B. Viaduc des Arts
    Viaduc des Arts is a former railway viaduct in Paris converted into a renowned promenade and artisan hub featuring workshops, galleries, and boutiques beneath its arches.
  • C. Pont de Puteaux
    Pont de Puteaux is a road bridge over the Seine in the western suburbs of Paris, connecting the commune of Puteaux to the Île de Puteaux.
  • D. Pont de Neuilly
    Pont de Neuilly is a bridge over the Seine in the western suburbs of Paris, connecting the city of Neuilly-sur-Seine to the La Défense business district.
  • E. Paul Doumer Bridge
    Paul Doumer Bridge is the former name of Hanoi’s historic Long Biên Bridge, a French colonial-era cantilever bridge over the Red River that played a key role in Vietnam’s transport and wartime history.
  • 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 de la Chapelle viaduct
Triple: [Paris Métro Line 2, notableElevatedSection, Boulevard de la Chapelle viaduct]
Generated description
The Boulevard de la Chapelle viaduct is a prominent elevated section of the Paris Métro in northern Paris, carrying trains above the street along the route of Line 2.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Boulevard de la Chapelle viaduct
Target entity description: The Boulevard de la Chapelle viaduct is a prominent elevated section of the Paris Métro in northern Paris, carrying trains above the street along the route of Line 2.
  • A. Bir-Hakeim elevated viaduct
    Bir-Hakeim elevated viaduct is a historic two-level bridge in Paris that carries both road traffic and Line 6 of the Paris Métro across the Seine near the Eiffel Tower.
  • B. Viaduc des Arts
    Viaduc des Arts is a former railway viaduct in Paris converted into a renowned promenade and artisan hub featuring workshops, galleries, and boutiques beneath its arches.
  • C. Pont de Puteaux
    Pont de Puteaux is a road bridge over the Seine in the western suburbs of Paris, connecting the commune of Puteaux to the Île de Puteaux.
  • D. Pont de Neuilly
    Pont de Neuilly is a bridge over the Seine in the western suburbs of Paris, connecting the city of Neuilly-sur-Seine to the La Défense business district.
  • E. Paul Doumer Bridge
    Paul Doumer Bridge is the former name of Hanoi’s historic Long Biên Bridge, a French colonial-era cantilever bridge over the Red River that played a key role in Vietnam’s transport and wartime history.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: notableElevatedSection
Context triple: [Paris Métro Line 2, notableElevatedSection, Boulevard de la Chapelle viaduct]
  • A. notableSection
    Indicates that a particular part or segment of something is especially important, prominent, or worthy of attention within the whole.
  • B. notableSectionNear
    Indicates that one section or segment is located physically close to another section or segment in a way that is noteworthy or significant.
  • C. notableElement
    Indicates that an entity has a component, feature, or part that is especially significant, prominent, or noteworthy in relation to it.
  • D. elevatedFeature
    Indicates that one feature or element is positioned or raised higher relative to another reference level or surrounding context.
  • E. notableDuring
    Indicates that something was especially prominent, active, or significant during a particular time period or event.
  • F. None of above. chosen

Provenance (7 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_69ad8584485081909ed529e890cadc4a completed March 8, 2026, 2:19 p.m.
NER Named-entity recognition batch_69ada5e97548819084643586fff2e3cb completed March 8, 2026, 4:38 p.m.
NED1 Entity disambiguation (via context triple) batch_69b225068444819080e2b8b6b1260613 completed March 12, 2026, 2:29 a.m.
NEDg Description generation batch_69b22574e7c881908e9645f0869d95a8 completed March 12, 2026, 2:31 a.m.
NED2 Entity disambiguation (via description) batch_69b225f0e0b0819096f8b5f7e7ddd8c3 completed March 12, 2026, 2:33 a.m.
PD Predicate disambiguation batch_69ad9dfbf0348190952a6bca8fc5fed1 completed March 8, 2026, 4:04 p.m.
PDg Predicate description generation batch_69ada1e4f7288190a80a1672e458132d completed March 8, 2026, 4:20 p.m.
Created at: March 8, 2026, 3:05 p.m.