Triple
T5545846
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Harvey Fletcher |
E145405
|
entity |
| Predicate | coDeveloperOf |
P6901
|
FINISHED |
| Object | Fletcher–Munson curves |
E529765
|
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: Fletcher–Munson curves | Statement: [Harvey Fletcher, coDeveloperOf, Fletcher–Munson curves]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Fletcher–Munson curves Context triple: [Harvey Fletcher, coDeveloperOf, Fletcher–Munson curves]
-
A.
Fletcher–Munson equal-loudness contours
chosen
The Fletcher–Munson equal-loudness contours are a set of curves that describe how the human ear’s sensitivity to sound varies with frequency and sound pressure level, forming the basis for understanding perceived loudness in acoustics and audio engineering.
-
B.
Sabine reverberation formula
The Sabine reverberation formula is a foundational equation in architectural acoustics that relates a room’s reverberation time to its volume and total sound-absorbing surface.
-
C.
Audion
Audion is an early triode vacuum tube invented by Lee de Forest that enabled the amplification of electrical signals and was crucial to the development of radio and electronics.
-
D.
Dolby B noise reduction
Dolby B noise reduction is a consumer-oriented analog tape noise reduction system designed to reduce high-frequency hiss on cassette recordings while maintaining compatibility with standard playback equipment.
-
E.
Dolby Headphone
Dolby Headphone is an audio technology that simulates multi-channel surround sound over standard stereo headphones to create an immersive listening experience.
- 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_69c008fb879c81909f5bfa56fadc1d46 |
completed | March 22, 2026, 3:21 p.m. |
| NER | Named-entity recognition | batch_69c01fcc75448190a4c47ded65591345 |
completed | March 22, 2026, 4:58 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c04cf1c66c819099e2cde5e1c7bec0 |
completed | March 22, 2026, 8:11 p.m. |
Created at: March 22, 2026, 3:35 p.m.