Triple

T5242382
Position Surface form Disambiguated ID Type / Status
Subject Obelisk of Luxor E118373 entity
Predicate erectedBy P25865 FINISHED
Object engineer Apollinaire Lebas
Apollinaire Lebas was a 19th-century French engineer best known for overseeing the transport and installation of the Luxor Obelisk in Paris.
 E505076 NE FINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.

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: engineer Apollinaire Lebas | Statement: [Obelisk of Luxor, erectedBy, engineer Apollinaire Lebas]

Disambiguation candidates (2 decisions)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: engineer Apollinaire Lebas
Context triple: [Obelisk of Luxor, erectedBy, engineer Apollinaire Lebas]
  • A. Henri Lebasque
    Henri Lebasque was a French post-impressionist painter known for his luminous use of color and intimate domestic and landscape scenes.
  • B. Charles Laisné
    Charles Laisné was a French architect known for his involvement in the design of Paris’s Sacré-Cœur Basilica.
  • C. Hector Lefuel
    Hector Lefuel was a 19th-century French architect best known for his major role in completing and expanding the Louvre under Napoleon III, helping define the Second Empire architectural style.
  • D. Georges Récipon
    Georges Récipon was a French sculptor best known for his ornate allegorical sculptures and monumental works in Paris during the late 19th and early 20th centuries.
  • E. Édouard Vaillant
    Édouard Vaillant was a prominent French socialist politician and revolutionary leader associated with the Paris Commune and the early socialist movement in France.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: engineer Apollinaire Lebas
Target entity description: Apollinaire Lebas was a 19th-century French engineer best known for overseeing the transport and installation of the Luxor Obelisk in Paris.
  • A. Henri Lebasque
    Henri Lebasque was a French post-impressionist painter known for his luminous use of color and intimate domestic and landscape scenes.
  • B. Charles Laisné
    Charles Laisné was a French architect known for his involvement in the design of Paris’s Sacré-Cœur Basilica.
  • C. Hector Lefuel
    Hector Lefuel was a 19th-century French architect best known for his major role in completing and expanding the Louvre under Napoleon III, helping define the Second Empire architectural style.
  • D. Georges Récipon
    Georges Récipon was a French sculptor best known for his ornate allegorical sculptures and monumental works in Paris during the late 19th and early 20th centuries.
  • E. Édouard Vaillant
    Édouard Vaillant was a prominent French socialist politician and revolutionary leader associated with the Paris Commune and the early socialist movement in France.
  • F. None of above. chosen

How the object was described

The object's one-sentence description was generated by prompting gpt-5.1 with the object name and this triple as context.

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: engineer Apollinaire Lebas
Triple: [Obelisk of Luxor, erectedBy, engineer Apollinaire Lebas]
Generated description
Apollinaire Lebas was a 19th-century French engineer best known for overseeing the transport and installation of the Luxor Obelisk in Paris.

Provenance (5 batches)

Stage Batch ID Job type Status
creating batch_69bd4467db0881909b3b0982df32cc8f elicitation completed
NER batch_69bd7b4c6fa8819099442b1b110e51fb ner completed
NED1 batch_69bef82b42308190b9e3e0e113d8093b ned_source_triple completed
NED2 batch_69bef95e7ce48190a1ec2fc27ce37d00 ned_description completed
NEDg batch_69bef8bfcd1c819090b81f8ebb097c5b nedg completed
Created at: March 20, 2026, 1:49 p.m.