Triple

T14073836
Position Surface form Disambiguated ID Type / Status
Subject The Greenbrier E338678 entity
Predicate bunkerCodeName P20512 FINISHED
Object Project Greek Island
Project Greek Island was a secret Cold War–era U.S. government bunker built beneath The Greenbrier resort in West Virginia to house Congress in the event of a nuclear attack.
E1077495 NE FINISHED

How this triple was built (5 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: Project Greek Island | Statement: [The Greenbrier, bunkerCodeName, Project Greek Island]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Project Greek Island
Context triple: [The Greenbrier, bunkerCodeName, Project Greek Island]
  • A. Pearl of the Aegean
    Pearl of the Aegean is a poetic nickname for the Turkish coastal city of İzmir, highlighting its beauty and importance on the Aegean Sea.
  • B. Samos Theme
    Samos Theme was a key Byzantine naval district and administrative region in the eastern Aegean, centered on the island of Samos and crucial for the empire’s maritime defense and control.
  • C. Leros
    Leros is a Greek island in the southeastern Aegean Sea, known for its natural harbors, World War II history, and traditional villages.
  • D. Triarchy of Negroponte
    The Triarchy of Negroponte was a medieval Latin feudal state on the island of Euboea, ruled by three Lombard barons under the influence of Venice following the Fourth Crusade.
  • E. Skorpios Island
    Skorpios Island is a privately owned Greek island in the Ionian Sea, best known as the former estate and retreat of shipping magnate Aristotle Onassis.
  • 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: Project Greek Island
Triple: [The Greenbrier, bunkerCodeName, Project Greek Island]
Generated description
Project Greek Island was a secret Cold War–era U.S. government bunker built beneath The Greenbrier resort in West Virginia to house Congress in the event of a nuclear attack.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Project Greek Island
Target entity description: Project Greek Island was a secret Cold War–era U.S. government bunker built beneath The Greenbrier resort in West Virginia to house Congress in the event of a nuclear attack.
  • A. Pearl of the Aegean
    Pearl of the Aegean is a poetic nickname for the Turkish coastal city of İzmir, highlighting its beauty and importance on the Aegean Sea.
  • B. Samos Theme
    Samos Theme was a key Byzantine naval district and administrative region in the eastern Aegean, centered on the island of Samos and crucial for the empire’s maritime defense and control.
  • C. Leros
    Leros is a Greek island in the southeastern Aegean Sea, known for its natural harbors, World War II history, and traditional villages.
  • D. Triarchy of Negroponte
    The Triarchy of Negroponte was a medieval Latin feudal state on the island of Euboea, ruled by three Lombard barons under the influence of Venice following the Fourth Crusade.
  • E. Skorpios Island
    Skorpios Island is a privately owned Greek island in the Ionian Sea, best known as the former estate and retreat of shipping magnate Aristotle Onassis.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: bunkerCodeName
Context triple: [The Greenbrier, bunkerCodeName, Project Greek Island]
  • A. hasBunkers
    Indicates that one entity possesses or contains bunkers, such as fortified shelters or storage structures, as part of its features or infrastructure.
  • B. bunkersPurpose
    Indicates that one entity serves as the purpose, function, or intended use of a bunker or group of bunkers.
  • C. bombNickname
    Indicates that one entity is a nickname or informal name given to a bomb or explosive device.
  • D. undergroundAlternateCommandCenter chosen
    Indicates a facility serving as a backup or secondary command center that is located underground.
  • E. hasEstimatedNumberOfBunkers
    Indicates that an entity is associated with an approximate or estimated count of bunkers.
  • F. None of above.

Provenance (6 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_69d81c687b0c819087fd9ed4198403f8 completed April 9, 2026, 9:38 p.m.
NER Named-entity recognition batch_69de5c5bc49881909012b66fa451f495 completed April 14, 2026, 3:25 p.m.
NED1 Entity disambiguation (via context triple) batch_69fcb66eeb248190b73e992ab6b9af82 completed May 7, 2026, 3:57 p.m.
NEDg Description generation batch_69fcc37502048190b24438c0fb161fdf completed May 7, 2026, 4:53 p.m.
NED2 Entity disambiguation (via description) batch_69fcc3db83ac819083b728d039b8d345 completed May 7, 2026, 4:54 p.m.
PD Predicate disambiguation batch_69de05b0e6c88190a819eeba0028981f completed April 14, 2026, 9:15 a.m.
Created at: April 9, 2026, 10:21 p.m.