Triple

T18446496
Position Surface form Disambiguated ID Type / Status
Subject World War II frontline photography E450669 entity
Predicate usesEquipment P2728 FINISHED
Object Leica rangefinder cameras NE NERFINISHED

How this triple was built (2 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: Leica rangefinder cameras | Statement: [World War II frontline photography, usesEquipment, Leica rangefinder cameras]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Leica rangefinder cameras
Context triple: [World War II frontline photography, usesEquipment, Leica rangefinder cameras]
  • A. Leica rangefinder camera chosen
    The Leica rangefinder camera is a compact, high-precision 35mm camera renowned for its role in pioneering candid, street, and documentary photography.
  • B. Leica M lenses
    Leica M lenses are high-quality interchangeable lenses designed for Leica’s M-mount rangefinder cameras, renowned for their optical excellence, compact build, and premium craftsmanship.
  • C. Graflex camera
    The Graflex camera is a line of early 20th-century large-format press and field cameras renowned for their use by photojournalists and documentary photographers, including in iconic images like Dorothea Lange’s "Migrant Mother."
  • D. Leica M-mount
    The Leica M-mount is a bayonet-style lens mount system introduced by Leica in the 1950s, renowned for its compact, high-precision rangefinder lenses and enduring use in Leica’s M-series cameras.
  • E. Biograph camera
    The Biograph camera was an early motion picture camera developed in the late 19th century by the American Mutoscope and Biograph Company, notable for using large-format film to produce high-quality images in the pioneering days of cinema.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 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_69d8d38345688190b565eac2e4cd7935 completed April 10, 2026, 10:40 a.m.
NER Named-entity recognition batch_69e52644959c8190b1117608e5fa15aa completed April 19, 2026, 7 p.m.
Created at: April 10, 2026, 11:30 a.m.