Triple
T10202586
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Riverdale, Iowa |
E238917
|
entity |
| Predicate | hasIndustrialFacility |
P12416
|
FINISHED |
| Object |
Alcoa aluminum plant (now Arconic) in the Quad Cities area
The Alcoa aluminum plant, now operated by Arconic in the Quad Cities area, is a major aluminum rolling and manufacturing facility that plays a key role in regional industry and employment.
|
E847570
|
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: Alcoa aluminum plant (now Arconic) in the Quad Cities area | Statement: [Riverdale, Iowa, hasIndustrialFacility, Alcoa aluminum plant (now Arconic) in the Quad Cities area]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Alcoa aluminum plant (now Arconic) in the Quad Cities area Context triple: [Riverdale, Iowa, hasIndustrialFacility, Alcoa aluminum plant (now Arconic) in the Quad Cities area]
-
A.
Alloy Steel Plant
Alloy Steel Plant is a major steel manufacturing facility located in Durgapur, India, known for producing specialized alloy and special steels for industrial and strategic applications.
-
B.
Kansas City Plant
Kansas City Plant is a U.S. Department of Energy nuclear security facility in Kansas City, Missouri, responsible for manufacturing and procuring non-nuclear components for the nation’s nuclear weapons stockpile.
-
C.
U.S. Steel Gary Works complex
The U.S. Steel Gary Works complex is a major integrated steel production facility in Gary, Indiana, historically one of the largest steel mills in the world and a cornerstone of American heavy industry.
-
D.
Great Lakes steel mills
Great Lakes steel mills are large industrial facilities located along the Great Lakes that process iron ore into steel for use in manufacturing, construction, and automotive production across North America.
-
E.
Rio Tinto aluminum smelter
The Rio Tinto aluminum smelter is a large industrial facility in Kitimat, British Columbia, that processes alumina into primary aluminum for global markets.
- 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: Alcoa aluminum plant (now Arconic) in the Quad Cities area Triple: [Riverdale, Iowa, hasIndustrialFacility, Alcoa aluminum plant (now Arconic) in the Quad Cities area]
Generated description
The Alcoa aluminum plant, now operated by Arconic in the Quad Cities area, is a major aluminum rolling and manufacturing facility that plays a key role in regional industry and employment.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Alcoa aluminum plant (now Arconic) in the Quad Cities area Target entity description: The Alcoa aluminum plant, now operated by Arconic in the Quad Cities area, is a major aluminum rolling and manufacturing facility that plays a key role in regional industry and employment.
-
A.
Alloy Steel Plant
Alloy Steel Plant is a major steel manufacturing facility located in Durgapur, India, known for producing specialized alloy and special steels for industrial and strategic applications.
-
B.
Kansas City Plant
Kansas City Plant is a U.S. Department of Energy nuclear security facility in Kansas City, Missouri, responsible for manufacturing and procuring non-nuclear components for the nation’s nuclear weapons stockpile.
-
C.
U.S. Steel Gary Works complex
The U.S. Steel Gary Works complex is a major integrated steel production facility in Gary, Indiana, historically one of the largest steel mills in the world and a cornerstone of American heavy industry.
-
D.
Great Lakes steel mills
Great Lakes steel mills are large industrial facilities located along the Great Lakes that process iron ore into steel for use in manufacturing, construction, and automotive production across North America.
-
E.
Rio Tinto aluminum smelter
The Rio Tinto aluminum smelter is a large industrial facility in Kitimat, British Columbia, that processes alumina into primary aluminum for global markets.
- 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_69ca84e1ea088190b38162e43d4cfa8f |
completed | March 30, 2026, 2:12 p.m. |
| NER | Named-entity recognition | batch_69cdee4239c08190b40f5cc19c3db3c7 |
completed | April 2, 2026, 4:19 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d317fcdf18819092d0f3f216edffdc |
completed | April 6, 2026, 2:18 a.m. |
| NEDg | Description generation | batch_69d3191e8e088190a8d6a337443da536 |
completed | April 6, 2026, 2:23 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69d31d4218d08190947ed2bbc7021dd9 |
completed | April 6, 2026, 2:41 a.m. |
Created at: March 30, 2026, 9:14 p.m.