Triple
T5782353
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Fernald Feed Materials Production Center |
E128188
|
entity |
| Predicate | alsoKnownAs |
P39
|
FINISHED |
| Object |
Fernald site
The Fernald site is a former U.S. Department of Energy uranium processing facility in Ohio that became a major environmental cleanup and remediation project.
|
E135646
|
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: Fernald site | Statement: [Fernald Feed Materials Production Center, alsoKnownAs, Fernald site]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Fernald site Context triple: [Fernald Feed Materials Production Center, alsoKnownAs, Fernald site]
-
A.
Savannah River Site
Savannah River Site is a U.S. Department of Energy nuclear reservation in South Carolina historically used for producing materials for nuclear weapons and now focused on environmental cleanup and nuclear materials management.
-
B.
Oak Ridge Reservation
Oak Ridge Reservation is a large U.S. Department of Energy site in Oak Ridge, Tennessee, historically central to the Manhattan Project and now a major center for nuclear research, environmental management, and national security work.
-
C.
Portsmouth Gaseous Diffusion Plant (historical)
The Portsmouth Gaseous Diffusion Plant was a major U.S. uranium enrichment facility in Ohio that played a key role in producing enriched uranium for nuclear weapons and commercial nuclear power during the Cold War.
-
D.
Hanford Site, Washington
Hanford Site, Washington is a large decommissioned nuclear production complex along the Columbia River that was central to U.S. plutonium production during and after World War II and is now one of the nation’s most challenging environmental cleanup sites.
-
E.
Paducah Gaseous Diffusion Plant
The Paducah Gaseous Diffusion Plant is a former U.S. Department of Energy uranium enrichment facility in western Kentucky that played a major role in producing enriched uranium for nuclear power and defense.
- 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: Fernald site Triple: [Fernald Feed Materials Production Center, alsoKnownAs, Fernald site]
Generated description
The Fernald site is a former U.S. Department of Energy uranium processing facility in Ohio that became a major environmental cleanup and remediation project.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Fernald site Target entity description: The Fernald site is a former U.S. Department of Energy uranium processing facility in Ohio that became a major environmental cleanup and remediation project.
-
A.
Savannah River Site
Savannah River Site is a U.S. Department of Energy nuclear reservation in South Carolina historically used for producing materials for nuclear weapons and now focused on environmental cleanup and nuclear materials management.
-
B.
Oak Ridge Reservation
Oak Ridge Reservation is a large U.S. Department of Energy site in Oak Ridge, Tennessee, historically central to the Manhattan Project and now a major center for nuclear research, environmental management, and national security work.
-
C.
Portsmouth Gaseous Diffusion Plant (historical)
chosen
The Portsmouth Gaseous Diffusion Plant was a major U.S. uranium enrichment facility in Ohio that played a key role in producing enriched uranium for nuclear weapons and commercial nuclear power during the Cold War.
-
D.
Hanford Site, Washington
Hanford Site, Washington is a large decommissioned nuclear production complex along the Columbia River that was central to U.S. plutonium production during and after World War II and is now one of the nation’s most challenging environmental cleanup sites.
-
E.
Paducah Gaseous Diffusion Plant
The Paducah Gaseous Diffusion Plant is a former U.S. Department of Energy uranium enrichment facility in western Kentucky that played a major role in producing enriched uranium for nuclear power and defense.
- F. None of above.
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_69c0084450048190bc647b649a05136b |
completed | March 22, 2026, 3:18 p.m. |
| NER | Named-entity recognition | batch_69c02a17315881908aa12a830ba5f22b |
completed | March 22, 2026, 5:42 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c07e7a1cb88190980e0cf675aaa906 |
completed | March 22, 2026, 11:42 p.m. |
| NEDg | Description generation | batch_69c086b2f5888190a986efaf948b25fb |
completed | March 23, 2026, 12:17 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c087493f808190bec82872e44af85c |
completed | March 23, 2026, 12:20 a.m. |
Created at: March 22, 2026, 3:50 p.m.