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.