Triple
T4136935
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Chernobyl disaster |
E85175
|
entity |
| Predicate | protectiveStructure |
P20171
|
FINISHED |
| Object | Chernobyl Nuclear Power Plant sarcophagus |
E335055
|
NE FINISHED |
How this triple was built (3 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: Chernobyl Nuclear Power Plant sarcophagus | Statement: [Chernobyl disaster, protectiveStructure, Chernobyl Nuclear Power Plant sarcophagus]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chernobyl Nuclear Power Plant sarcophagus Context triple: [Chernobyl disaster, protectiveStructure, Chernobyl Nuclear Power Plant sarcophagus]
-
A.
Chernobyl Nuclear Power Plant
chosen
The Chernobyl Nuclear Power Plant was a Soviet-era nuclear power station in northern Ukraine, infamous for the catastrophic 1986 reactor explosion that caused one of the worst nuclear disasters in history.
-
B.
Kalinin nuclear power plant
The Kalinin nuclear power plant is a major Russian nuclear power facility that supplies electricity to the central regions of the country.
-
C.
Stalin’s Bunker
Stalin’s Bunker is a massive underground command center built in secret during World War II as a potential wartime headquarters for Soviet leader Joseph Stalin, now preserved as a historical museum.
-
D.
Kahuta uranium enrichment plant
The Kahuta uranium enrichment plant is Pakistan’s primary and highly secretive facility for producing weapons-grade uranium, central to the development of its nuclear arsenal.
-
E.
RBMK-1000
The RBMK-1000 is a Soviet-designed graphite-moderated, water-cooled nuclear power reactor type, best known for its role in the 1986 Chernobyl disaster and its significant safety design flaws.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: protectiveStructure Context triple: [Chernobyl disaster, protectiveStructure, Chernobyl Nuclear Power Plant sarcophagus]
-
A.
defensiveStructure
Indicates a relationship where one entity functions as a structure built or used to protect, defend, or fortify another entity or area.
-
B.
buildingStructure
Indicates that one entity is a structural component or physical part that forms, supports, or constitutes the construction of another entity.
-
C.
survivingStructure
Indicates that a structure continues to exist or remain intact after a potentially destructive event or over a significant period of time.
-
D.
publicBuilding
Indicates that a building is designated for public use or access, typically serving communal, governmental, or civic functions.
-
E.
providesProtectionAgainst
chosen
Indicates that one entity serves to guard, shield, or defend another entity from a specified harm, threat, or adverse effect.
- F. None of above.
Provenance (4 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_69aed935ccd881909dc61f81bcdb7a78 |
completed | March 9, 2026, 2:29 p.m. |
| NER | Named-entity recognition | batch_69af03a0f3408190adba7a8513bd3d12 |
completed | March 9, 2026, 5:30 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b57f2bb38c819090884069688063d2 |
completed | March 14, 2026, 3:30 p.m. |
| PD | Predicate disambiguation | batch_69af018a54848190987f18c066c75068 |
completed | March 9, 2026, 5:21 p.m. |
Created at: March 9, 2026, 3:43 p.m.