Triple
T5860808
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tredegar |
E130269
|
entity |
| Predicate | hasNotableOrganization |
P12483
|
FINISHED |
| Object |
Tredegar Iron and Coal Company
Tredegar Iron and Coal Company was a major 19th-century Welsh industrial firm that played a key role in the development of the iron and coal industries in Tredegar and the wider South Wales Valleys.
|
E550397
|
NE FINISHED |
How this triple was built (4 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: Tredegar Iron and Coal Company | Statement: [Tredegar, hasNotableOrganization, Tredegar Iron and Coal Company]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Tredegar Iron and Coal Company Context triple: [Tredegar, hasNotableOrganization, Tredegar Iron and Coal Company]
-
A.
Tredegar Iron Works
Tredegar Iron Works is a historic 19th-century ironworks complex in Richmond, Virginia, best known as a major supplier of iron and munitions to the Confederate States during the American Civil War.
-
B.
Birmingham Steel and Iron Company
Birmingham Steel and Iron Company was an early 20th-century industrial firm in Birmingham, Alabama, known for its role in the city’s iron and steel production and for casting the iconic Vulcan statue.
-
C.
Homestead Steel Works
Homestead Steel Works was a major 19th- and early 20th-century steel mill near Pittsburgh, Pennsylvania, best known as a centerpiece of Andrew Carnegie’s steel empire and the site of the 1892 Homestead Strike, a pivotal event in U.S. labor history.
-
D.
U. S. Steel Mining
U. S. Steel Mining is a mining subsidiary of United States Steel Corporation that focuses on extracting and supplying raw materials, primarily coal and iron ore, for steel production.
-
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.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Tredegar Iron and Coal Company Triple: [Tredegar, hasNotableOrganization, Tredegar Iron and Coal Company]
Generated description
Tredegar Iron and Coal Company was a major 19th-century Welsh industrial firm that played a key role in the development of the iron and coal industries in Tredegar and the wider South Wales Valleys.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Tredegar Iron and Coal Company Target entity description: Tredegar Iron and Coal Company was a major 19th-century Welsh industrial firm that played a key role in the development of the iron and coal industries in Tredegar and the wider South Wales Valleys.
-
A.
Tredegar Iron Works
Tredegar Iron Works is a historic 19th-century ironworks complex in Richmond, Virginia, best known as a major supplier of iron and munitions to the Confederate States during the American Civil War.
-
B.
Birmingham Steel and Iron Company
Birmingham Steel and Iron Company was an early 20th-century industrial firm in Birmingham, Alabama, known for its role in the city’s iron and steel production and for casting the iconic Vulcan statue.
-
C.
Homestead Steel Works
Homestead Steel Works was a major 19th- and early 20th-century steel mill near Pittsburgh, Pennsylvania, best known as a centerpiece of Andrew Carnegie’s steel empire and the site of the 1892 Homestead Strike, a pivotal event in U.S. labor history.
-
D.
U. S. Steel Mining
U. S. Steel Mining is a mining subsidiary of United States Steel Corporation that focuses on extracting and supplying raw materials, primarily coal and iron ore, for steel production.
-
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 (5 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_69c0084f3bb08190a7720f55f7aa4252 |
completed | March 22, 2026, 3:18 p.m. |
| NER | Named-entity recognition | batch_69c03588dd8c81909491350140ea340e |
completed | March 22, 2026, 6:31 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c0a1c70754819089081fc440ed841e |
completed | March 23, 2026, 2:13 a.m. |
| NEDg | Description generation | batch_69c0a258fa208190a06b457e7856c338 |
completed | March 23, 2026, 2:15 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c0a310d2d08190a8dab95f9eef2815 |
completed | March 23, 2026, 2:18 a.m. |
Created at: March 22, 2026, 3:56 p.m.