Triple
T4640451
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Homestead Steel Works |
E101641
|
entity |
| Predicate | ownedBy |
P347
|
FINISHED |
| Object | Carnegie Steel Company |
E232
|
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: Carnegie Steel Company | Statement: [Homestead Steel Works, ownedBy, Carnegie Steel Company]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Carnegie Steel Company Context triple: [Homestead Steel Works, ownedBy, Carnegie Steel Company]
-
A.
Carnegie Steel Company
chosen
Carnegie Steel Company was a dominant late-19th-century American steel producer that played a central role in the expansion of the U.S. steel industry and the rise of modern industrial capitalism.
-
B.
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.
-
C.
Jones & Laughlin Steel Corporation
Jones & Laughlin Steel Corporation was a major American steel manufacturer that became historically significant as the company at the center of the landmark 1937 Supreme Court case NLRB v. Jones & Laughlin Steel Corp., which upheld federal power to regulate labor relations.
-
D.
Lorain Steel Company
Lorain Steel Company was an American steel manufacturer known for operating major steelworks in Lorain, Ohio, that contributed to the region’s industrial growth.
-
E.
Bethlehem Steel Corporation
Bethlehem Steel Corporation was a major American steel and shipbuilding company that played a pivotal role in U.S. industrialization and wartime production throughout the 20th century.
- 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_69bd43d3bc7c81908f81fcf380476b0f |
completed | March 20, 2026, 12:55 p.m. |
| NER | Named-entity recognition | batch_69bd5a8fbd2c8190b593cd46ce8dfe0f |
completed | March 20, 2026, 2:32 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69be036d7aa081908b4b361dbae8ebc7 |
completed | March 21, 2026, 2:33 a.m. |
Created at: March 20, 2026, 1:14 p.m.