Triple

T22895433
Position Surface form Disambiguated ID Type / Status
Subject Hero of Alexandria E568160 entity
Predicate notableWork P4 FINISHED
Object Dioptra
Dioptra is an ancient Greek treatise by Hero of Alexandria that describes the design and use of a precision surveying instrument for measuring distances and angles.
 E1560600 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: Dioptra | Statement: [Hero of Alexandria, notableWork, Dioptra]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Dioptra
Context triple: [Hero of Alexandria, notableWork, Dioptra]
  • A. Astrolabe
    Astrolabe was a French naval exploration ship of the late 18th century, notably used in Pacific voyages of discovery.
  • B. Telescopii
    Telescopii is the Latin genitive form of Telescopium, used in astronomy to denote stars belonging to the southern constellation Telescopium.
  • C. Guimbal
    Guimbal is a coastal municipality in the province of Iloilo in the Philippines, known for its historic Spanish-era church and scenic beaches.
  • D. Sky-Watcher
    Sky-Watcher is a popular brand of telescopes and astronomical equipment known for offering affordable, high-quality instruments for amateur and intermediate astronomers.
  • E. Panoptix
    Panoptix is a Johnson Controls software platform that provides cloud-based building management and energy optimization solutions.
  • 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: Dioptra
Triple: [Hero of Alexandria, notableWork, Dioptra]
Generated description
Dioptra is an ancient Greek treatise by Hero of Alexandria that describes the design and use of a precision surveying instrument for measuring distances and angles.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Dioptra
Target entity description: Dioptra is an ancient Greek treatise by Hero of Alexandria that describes the design and use of a precision surveying instrument for measuring distances and angles.
  • A. Astrolabe
    Astrolabe was a French naval exploration ship of the late 18th century, notably used in Pacific voyages of discovery.
  • B. Telescopii
    Telescopii is the Latin genitive form of Telescopium, used in astronomy to denote stars belonging to the southern constellation Telescopium.
  • C. Guimbal
    Guimbal is a coastal municipality in the province of Iloilo in the Philippines, known for its historic Spanish-era church and scenic beaches.
  • D. Sky-Watcher
    Sky-Watcher is a popular brand of telescopes and astronomical equipment known for offering affordable, high-quality instruments for amateur and intermediate astronomers.
  • E. Panoptix
    Panoptix is a Johnson Controls software platform that provides cloud-based building management and energy optimization solutions.
  • 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_69e2458c23ec81908fa2570692c6614f completed April 17, 2026, 2:37 p.m.
NER Named-entity recognition batch_69f1801212808190b6471764d6c0b264 completed April 29, 2026, 3:50 a.m.
NED1 Entity disambiguation (via context triple) batch_6a0bb9c59acc819090353ecaddac1624 completed May 19, 2026, 1:15 a.m.
NEDg Description generation batch_6a0bbbf1fdb4819082a721c75958eaa1 completed May 19, 2026, 1:25 a.m.
NED2 Entity disambiguation (via description) batch_6a0bbcaee9508190aa5c84a8930e15cd completed May 19, 2026, 1:28 a.m.
Created at: April 17, 2026, 3:40 p.m.