Triple
T7696922
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Alcoa |
E174392
|
entity |
| Predicate | foundedBy |
P104
|
FINISHED |
| Object | Charles Martin Hall |
E582417
|
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: Charles Martin Hall | Statement: [Alcoa, foundedBy, Charles Martin Hall]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Charles Martin Hall Context triple: [Alcoa, foundedBy, Charles Martin Hall]
-
A.
Charles Martin Hall
chosen
Charles Martin Hall was an American chemist and engineer best known for independently developing an inexpensive industrial process for extracting aluminum from its ore, revolutionizing the metal’s production.
-
B.
Charles Victor Hall
Charles Victor Hall was an individual notable enough in life or local history to be recognized among the distinguished burials at Angelus-Rosedale Cemetery in Los Angeles.
-
C.
Edward Goodrich Acheson
Edward Goodrich Acheson was an American chemist and inventor best known for developing silicon carbide (carborundum) and pioneering its industrial production.
-
D.
Frederick Gardner Cottrell
Frederick Gardner Cottrell was an American physical chemist and inventor best known for developing the electrostatic precipitator and for founding the Research Corporation to support scientific research.
-
E.
Joseph-Bernard Planté
Joseph-Bernard Planté was a notable individual who bore the surname Plante, recognized for his contributions associated with that family name.
- 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_69c6995a72cc8190998e56daa6f8e453 |
completed | March 27, 2026, 2:51 p.m. |
| NER | Named-entity recognition | batch_69c702693ee8819080a483c347710b24 |
completed | March 27, 2026, 10:19 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c8acaee2c481909efa30125e8ca890 |
completed | March 29, 2026, 4:38 a.m. |
Created at: March 27, 2026, 4:03 p.m.