Triple
T18278490
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Kaiser Steel |
E437801
|
entity |
| Predicate | successor |
P78
|
FINISHED |
| Object | California Steel Industries (operator of former Fontana mill facilities) |
—
|
NE NERFINISHED |
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: California Steel Industries (operator of former Fontana mill facilities) | Statement: [Kaiser Steel, successor, California Steel Industries (operator of former Fontana mill facilities)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: California Steel Industries (operator of former Fontana mill facilities) Context triple: [Kaiser Steel, successor, California Steel Industries (operator of former Fontana mill facilities)]
-
A.
Federal Steel Company
Federal Steel Company was a major late-19th-century American steel producer that became one of the principal constituents of the newly formed United States Steel Corporation.
-
B.
Kaiser Steel
Kaiser Steel was a major American steel-producing company that played a significant role in U.S. industrial and wartime production in the mid-20th century.
-
C.
Republic Steel
Republic Steel was a major American steel manufacturer that played a significant role in the nation’s industrial growth during the 20th century.
-
D.
Pueblo steel mills
Pueblo steel mills are a historic industrial complex in Pueblo, Colorado, that formed the backbone of the city’s steel production and economic development.
-
E.
National Steel Company
National Steel Company was a major early American steel producer that became part of the conglomerate later known as U.S. Steel.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: California Steel Industries (operator of former Fontana mill facilities) Target entity description: California Steel Industries is a major steel processing and finishing company that took over and modernized the former Kaiser Steel mill facilities in Fontana, California.
-
A.
Federal Steel Company
Federal Steel Company was a major late-19th-century American steel producer that became one of the principal constituents of the newly formed United States Steel Corporation.
-
B.
Kaiser Steel
Kaiser Steel was a major American steel-producing company that played a significant role in U.S. industrial and wartime production in the mid-20th century.
-
C.
Republic Steel
Republic Steel was a major American steel manufacturer that played a significant role in the nation’s industrial growth during the 20th century.
-
D.
Pueblo steel mills
Pueblo steel mills are a historic industrial complex in Pueblo, Colorado, that formed the backbone of the city’s steel production and economic development.
-
E.
National Steel Company
National Steel Company was a major early American steel producer that became part of the conglomerate later known as U.S. Steel.
- F. None of above. chosen
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_69d8b914530c8190b4474d862a2b2a1b |
completed | April 10, 2026, 8:47 a.m. |
| NER | Named-entity recognition | batch_69e50053cc808190b46a3ec9d96936fe |
completed | April 19, 2026, 4:18 p.m. |
Created at: April 10, 2026, 10:34 a.m.