Triple

T7374990
Position Surface form Disambiguated ID Type / Status
Subject Zapruder film E170100 entity
Predicate cameraUsed P18614 FINISHED
Object Bell & Howell Zoomatic Director Series Model 414 PD E168691 NE FINISHED

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: Bell & Howell Zoomatic Director Series Model 414 PD | Statement: [Zapruder film, cameraUsed, Bell & Howell Zoomatic Director Series Model 414 PD]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Bell & Howell Zoomatic Director Series Model 414 PD
Context triple: [Zapruder film, cameraUsed, Bell & Howell Zoomatic Director Series Model 414 PD]
  • A. Bell & Howell Zoomatic Director Series Model 414 PD chosen
    The Bell & Howell Zoomatic Director Series Model 414 PD is an 8mm home movie camera best known as the device Abraham Zapruder used to film the assassination of U.S. President John F. Kennedy in 1963.
  • B. Bell & Howell
    Bell & Howell is an American company historically known for producing motion picture cameras, projectors, and other audiovisual and imaging equipment.
  • C. MGM Camera 65
    MGM Camera 65 was a widescreen 65mm film format and camera system developed by Metro-Goldwyn-Mayer in the 1950s for epic, high-resolution motion pictures.
  • D. Golden Camera 300
    The Golden Camera 300 is a prestigious cinematography award recognizing outstanding achievement in the art and craft of motion picture photography.
  • E. Leica rangefinder camera
    The Leica rangefinder camera is a compact, high-precision 35mm camera renowned for its role in pioneering candid, street, and documentary photography.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69c68a5bfaac81909ce7f001dfb70c76 completed March 27, 2026, 1:47 p.m.
NER Named-entity recognition batch_69c6f1a780f88190abf11994e307b6ad completed March 27, 2026, 9:07 p.m.
NED1 Entity disambiguation (via context triple) batch_69c802ce8e408190946637d04083521c completed March 28, 2026, 4:33 p.m.
Created at: March 27, 2026, 3:07 p.m.