Triple
T12833801
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | A Night at the Opera (1935) |
E306853
|
entity |
| Predicate | cinematographyBy |
P1953
|
FINISHED |
| Object | Merritt B. Gerstad |
—
|
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: Merritt B. Gerstad | Statement: [A Night at the Opera (1935), cinematographyBy, Merritt B. Gerstad]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Merritt B. Gerstad Context triple: [A Night at the Opera (1935), cinematographyBy, Merritt B. Gerstad]
-
A.
Merritt B. Gerstad
chosen
Merritt B. Gerstad was an American cinematographer known for his work on classic Hollywood films of the 1920s and 1930s.
-
B.
Harry W. Gerstad
Harry W. Gerstad was an American film editor best known for his Academy Award-winning work on classic films such as "High Noon" and "Champion."
-
C.
Conrad A. Nervig
Conrad A. Nervig was an American film editor active during Hollywood’s classic era, known for his work on numerous major studio productions.
-
D.
Shelton G. Berg
Shelton G. Berg is an American jazz pianist, composer, and educator who serves as dean of the University of Miami’s Frost School of Music.
-
E.
Charles C. Lauritsen
Charles C. Lauritsen was a Danish-American physicist known for his pioneering work in nuclear physics and his influential role in building the physics program at the California Institute of Technology.
- 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_69d7bdf52b94819096d6f0ba4ab50a98 |
completed | April 9, 2026, 2:55 p.m. |
| NER | Named-entity recognition | batch_69d96fb1c7248190bb6e644e041d192e |
completed | April 10, 2026, 9:46 p.m. |
Created at: April 9, 2026, 5:34 p.m.