Triple
T63452
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Hanford Site |
E1260
|
entity |
| Predicate | reactor |
P3674
|
FINISHED |
| Object |
K-East Reactor
K-East Reactor was one of the plutonium production reactors at the Hanford Site in Washington State, built during the Cold War to support the U.S. nuclear weapons program.
|
E8827
|
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: K-East Reactor | Statement: [Hanford Site, reactor, K-East Reactor]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: K-East Reactor Context triple: [Hanford Site, reactor, K-East Reactor]
-
A.
D Reactor
D Reactor was one of the early plutonium production reactors at the Hanford Site in Washington, built during the Manhattan Project to support the U.S. nuclear weapons program.
-
B.
H Reactor
H Reactor was one of the plutonium-producing nuclear reactors at the Hanford Site in Washington, built during the Cold War as part of the U.S. nuclear weapons program.
-
C.
B Reactor
B Reactor is the world’s first full-scale plutonium production reactor, built during the Manhattan Project at the Hanford Site in Washington State.
-
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.
Izumi
Izumi is a city located in Osaka Prefecture, Japan, known as a residential and commercial hub in the Kansai region.
- 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: K-East Reactor Triple: [Hanford Site, reactor, K-East Reactor]
Generated description
K-East Reactor was one of the plutonium production reactors at the Hanford Site in Washington State, built during the Cold War to support the U.S. nuclear weapons program.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: K-East Reactor Target entity description: K-East Reactor was one of the plutonium production reactors at the Hanford Site in Washington State, built during the Cold War to support the U.S. nuclear weapons program.
-
A.
D Reactor
D Reactor was one of the early plutonium production reactors at the Hanford Site in Washington, built during the Manhattan Project to support the U.S. nuclear weapons program.
-
B.
H Reactor
H Reactor was one of the plutonium-producing nuclear reactors at the Hanford Site in Washington, built during the Cold War as part of the U.S. nuclear weapons program.
-
C.
B Reactor
B Reactor is the world’s first full-scale plutonium production reactor, built during the Manhattan Project at the Hanford Site in Washington State.
-
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.
Izumi
Izumi is a city located in Osaka Prefecture, Japan, known as a residential and commercial hub in the Kansai region.
- 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_69a24ba4f760819081f6638a3c70538a |
completed | Feb. 28, 2026, 1:57 a.m. |
| NER | Named-entity recognition | batch_69a25679e0688190bc0360314af3ef46 |
completed | Feb. 28, 2026, 2:44 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a266e8d6c48190813a2fc1578a2c12 |
completed | Feb. 28, 2026, 3:54 a.m. |
| NEDg | Description generation | batch_69a267a60dc0819094eb550c03a8db34 |
completed | Feb. 28, 2026, 3:57 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69a2682c69788190a78d65399881a814 |
completed | Feb. 28, 2026, 3:59 a.m. |
Created at: Feb. 28, 2026, 2:02 a.m.