Triple
T52412
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Audion vacuum tube |
E1029
|
entity |
| Predicate | inventor |
P632
|
FINISHED |
| Object | Lee de Forest |
E51
|
NE FINISHED |
How this triple was built (3 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: Lee de Forest | Statement: [Audion vacuum tube, inventor, Lee de Forest]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Lee de Forest Context triple: [Audion vacuum tube, inventor, Lee de Forest]
-
A.
Lee de Forest
chosen
Lee de Forest was an American inventor and radio pioneer best known for creating the Audion vacuum tube, a key development in early electronics and wireless communication.
-
B.
Edwin H. Armstrong
Edwin H. Armstrong was a pioneering American electrical engineer and inventor best known for developing frequency modulation (FM) radio and several fundamental radio technologies.
-
C.
Harold Stephen Black
Harold Stephen Black was an American electrical engineer best known for inventing the negative feedback amplifier, a breakthrough that revolutionized electronics and communications.
-
D.
Ernst Alexanderson
Ernst Alexanderson was a Swedish-American electrical engineer and pioneer in radio and television technology, best known for developing early high-frequency alternators used in long-distance radio communication.
-
E.
George Westinghouse
George Westinghouse was an American inventor and industrialist best known for pioneering railway air brakes and promoting alternating current (AC) power systems.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: inventor Context triple: [Audion vacuum tube, inventor, Lee de Forest]
-
A.
coInventorWith
Indicates that two or more entities jointly invented or created the same invention.
-
B.
designedIn
Indicates that something was created, planned, or conceived during a particular time period or at a specific location.
-
C.
wasInventedBy
chosen
Indicates that something (typically an object, concept, or process) was created or brought into existence by a particular inventor or originator.
-
D.
designedBy
Indicates that one entity is the creator, planner, or architect responsible for the form or structure of another entity.
-
E.
chiefEngineer
Indicates that one entity serves as the primary or lead engineer responsible for overseeing engineering activities for another entity.
- F. None of above.
Provenance (4 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_69a2480baefc81909951b14058479aa2 |
completed | Feb. 28, 2026, 1:42 a.m. |
| NER | Named-entity recognition | batch_69a24c709c248190bcd442c8d508e48c |
completed | Feb. 28, 2026, 2:01 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a352712e808190a7595a67591de73a |
completed | Feb. 28, 2026, 8:39 p.m. |
| PD | Predicate disambiguation | batch_69a24ac3c8dc819099849023bdaa35a9 |
completed | Feb. 28, 2026, 1:54 a.m. |
Created at: Feb. 28, 2026, 1:47 a.m.