Triple
T3575911
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Alexanderson alternator |
E75687
|
entity |
| Predicate | namedAfter |
P63
|
FINISHED |
| Object | Ernst Alexanderson |
E11555
|
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: Ernst Alexanderson | Statement: [Alexanderson alternator, namedAfter, Ernst Alexanderson]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ernst Alexanderson Context triple: [Alexanderson alternator, namedAfter, Ernst Alexanderson]
-
A.
Ernst Alexanderson
chosen
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.
-
B.
Nils Gustaf Dalén
Nils Gustaf Dalén was a Swedish engineer, inventor, and Nobel Prize laureate in Physics known for his pioneering work on automatic regulators for gas accumulators used in lighthouses and buoys.
-
C.
Ferdinand Braun
Ferdinand Braun was a German physicist and Nobel laureate best known for his pioneering work on wireless telegraphy and the development of the cathode-ray tube.
-
D.
Moritz von Jacobi
Moritz von Jacobi was a 19th-century German-Russian engineer and physicist known for his pioneering work in electric motors and electroplating.
-
E.
Julius Edgar Lilienfeld
Julius Edgar Lilienfeld was a pioneering physicist and early inventor in semiconductor electronics, often credited with foundational work leading to the field-effect transistor.
- 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_69ad85d5e3008190bdfe0bacdd1f5a1b |
completed | March 8, 2026, 2:21 p.m. |
| NER | Named-entity recognition | batch_69adc0da77008190922f414b85b9cad4 |
completed | March 8, 2026, 6:32 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b43301c2d8819089ee18732c1df29d |
completed | March 13, 2026, 3:53 p.m. |
Created at: March 8, 2026, 3:21 p.m.