Triple

T14917284
Position Surface form Disambiguated ID Type / Status
Subject Walschaerts valve gear E371412 entity
Predicate namedAfter P63 FINISHED
Object Egide Walschaerts
Egide Walschaerts was a 19th-century Belgian mechanical engineer best known for inventing the widely used Walschaerts valve gear for steam locomotives.
E1126783 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: Egide Walschaerts | Statement: [Walschaerts valve gear, namedAfter, Egide Walschaerts]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Egide Walschaerts
Context triple: [Walschaerts valve gear, namedAfter, Egide Walschaerts]
  • A. Nicolas Lenoir
    Nicolas Lenoir was a French architect best known for designing the historic Théâtre de la Porte Saint-Martin in Paris.
  • B. Émile de Girardin
    Émile de Girardin was a pioneering 19th-century French journalist and politician who revolutionized the press by developing mass-circulation, low-cost newspapers funded largely by advertising.
  • C. Urbain Durand
    Urbain Durand was a French Jesuit missionary known for his work in China during the 18th century.
  • D. Adolphe Clément
    Adolphe Clément was a French industrialist and pioneer of the early automobile and bicycle industries, known for his influential role in the development of motorized transport and related enterprises.
  • E. Louis de Mollier
    Louis de Mollier was a 17th-century French dancing master and choreographer known for his influence on early French ballet, including teaching the notable choreographer Pierre Beauchamp.
  • 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: Egide Walschaerts
Triple: [Walschaerts valve gear, namedAfter, Egide Walschaerts]
Generated description
Egide Walschaerts was a 19th-century Belgian mechanical engineer best known for inventing the widely used Walschaerts valve gear for steam locomotives.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Egide Walschaerts
Target entity description: Egide Walschaerts was a 19th-century Belgian mechanical engineer best known for inventing the widely used Walschaerts valve gear for steam locomotives.
  • A. Nicolas Lenoir
    Nicolas Lenoir was a French architect best known for designing the historic Théâtre de la Porte Saint-Martin in Paris.
  • B. Émile de Girardin
    Émile de Girardin was a pioneering 19th-century French journalist and politician who revolutionized the press by developing mass-circulation, low-cost newspapers funded largely by advertising.
  • C. Urbain Durand
    Urbain Durand was a French Jesuit missionary known for his work in China during the 18th century.
  • D. Adolphe Clément
    Adolphe Clément was a French industrialist and pioneer of the early automobile and bicycle industries, known for his influential role in the development of motorized transport and related enterprises.
  • E. Louis de Mollier
    Louis de Mollier was a 17th-century French dancing master and choreographer known for his influence on early French ballet, including teaching the notable choreographer Pierre Beauchamp.
  • 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_69d85cc7ea3481908228b5acb7d06f12 completed April 10, 2026, 2:13 a.m.
NER Named-entity recognition batch_69ded62038508190946499cd3552990e completed April 15, 2026, 12:04 a.m.
NED1 Entity disambiguation (via context triple) batch_69fe72bf2120819099df39bdc1da691b completed May 8, 2026, 11:33 p.m.
NEDg Description generation batch_69fe7360c11481908e2e5127b466e31b completed May 8, 2026, 11:36 p.m.
NED2 Entity disambiguation (via description) batch_69fe743c37308190a045ef5f0ade8508 completed May 8, 2026, 11:39 p.m.
Created at: April 10, 2026, 2:32 a.m.