Triple

T15946868
Position Surface form Disambiguated ID Type / Status
Subject Wetzlar E386707 entity
Predicate knownFor P22 FINISHED
Object Ernst Leitz optical works
Ernst Leitz optical works is a historic German optics manufacturer best known as the origin of Leica cameras and precision optical instruments.
E1184274 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: Ernst Leitz optical works | Statement: [Wetzlar, knownFor, Ernst Leitz optical works]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Ernst Leitz optical works
Context triple: [Wetzlar, knownFor, Ernst Leitz optical works]
  • A. Carl Zeiss optics
    Carl Zeiss optics refers to the high-quality camera lens technology developed by the German manufacturer Carl Zeiss, renowned for its precision and use in premium imaging devices.
  • B. Kienzle
    Kienzle is the original German family name of American film director Nicholas Ray, known for works like "Rebel Without a Cause."
  • C. Carl Zeiss
    Carl Zeiss is a renowned German optics manufacturer known for producing high-quality lenses and precision optical systems used in cameras, microscopes, and other imaging devices.
  • D. Carl Zeiss Tessar
    Carl Zeiss Tessar is a classic high-quality photographic lens design, renowned for its sharpness and compact construction and widely used in cameras and mobile devices.
  • E. Carl Zeiss Foundation
    The Carl Zeiss Foundation is a German scientific and charitable foundation that oversees and funds the ZEISS and SCHOTT companies while supporting research and education in science and engineering.
  • 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: Ernst Leitz optical works
Triple: [Wetzlar, knownFor, Ernst Leitz optical works]
Generated description
Ernst Leitz optical works is a historic German optics manufacturer best known as the origin of Leica cameras and precision optical instruments.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Ernst Leitz optical works
Target entity description: Ernst Leitz optical works is a historic German optics manufacturer best known as the origin of Leica cameras and precision optical instruments.
  • A. Carl Zeiss optics
    Carl Zeiss optics refers to the high-quality camera lens technology developed by the German manufacturer Carl Zeiss, renowned for its precision and use in premium imaging devices.
  • B. Kienzle
    Kienzle is the original German family name of American film director Nicholas Ray, known for works like "Rebel Without a Cause."
  • C. Carl Zeiss
    Carl Zeiss is a renowned German optics manufacturer known for producing high-quality lenses and precision optical systems used in cameras, microscopes, and other imaging devices.
  • D. Carl Zeiss Tessar
    Carl Zeiss Tessar is a classic high-quality photographic lens design, renowned for its sharpness and compact construction and widely used in cameras and mobile devices.
  • E. Carl Zeiss Foundation
    The Carl Zeiss Foundation is a German scientific and charitable foundation that oversees and funds the ZEISS and SCHOTT companies while supporting research and education in science and engineering.
  • 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_69d86da882448190a82ea962fe343b79 completed April 10, 2026, 3:25 a.m.
NER Named-entity recognition batch_69e156d1a4c08190afc325491ba38870 completed April 16, 2026, 9:38 p.m.
NED1 Entity disambiguation (via context triple) batch_69ffb5c0c8a481908aa7a40bca15e38e completed May 9, 2026, 10:31 p.m.
NEDg Description generation batch_69ffb6d3bc6c81909e4bbedeea557615 completed May 9, 2026, 10:36 p.m.
NED2 Entity disambiguation (via description) batch_69ffb7364cf88190b0930af7768dc429 completed May 9, 2026, 10:37 p.m.
Created at: April 10, 2026, 4:53 a.m.