Triple

T216545
Position Surface form Disambiguated ID Type / Status
Subject Saint Thomas E4116 entity
Predicate hasAttraction P105 FINISHED
Object Blackbeard's Castle
Blackbeard's Castle is a historic 17th-century watchtower and landmark in Charlotte Amalie on Saint Thomas, often associated with the pirate Blackbeard and offering panoramic views of the harbor.
 E28320 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: Blackbeard's Castle | Statement: [Saint Thomas, hasAttraction, Blackbeard's Castle]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Blackbeard's Castle
Context triple: [Saint Thomas, hasAttraction, Blackbeard's Castle]
  • A. High Rock Tower
    High Rock Tower is a historic stone observation tower and former lighthouse in Lynn, Massachusetts, known for its panoramic coastal views and public park setting.
  • B. La Fortaleza
    La Fortaleza is the historic governor’s mansion and fortress in Old San Juan, Puerto Rico, recognized as one of the oldest continuously used executive residences in the Americas and a UNESCO World Heritage Site.
  • C. Fort George
    Fort George is a massive 18th-century artillery fortress near Inverness in the Scottish Highlands, built after the Jacobite rising and renowned as one of the most outstanding fortifications of its kind in Europe.
  • D. Castillo del Morro
    Castillo del Morro is a historic Spanish fortress guarding the entrance to Havana Bay, renowned for its strategic coastal defenses and iconic lighthouse.
  • E. Fort Christian
    Fort Christian is a historic Danish colonial fort and the oldest standing structure in the U.S. Virgin Islands, located in Charlotte Amalie on St. Thomas.
  • 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: Blackbeard's Castle
Triple: [Saint Thomas, hasAttraction, Blackbeard's Castle]
Generated description
Blackbeard's Castle is a historic 17th-century watchtower and landmark in Charlotte Amalie on Saint Thomas, often associated with the pirate Blackbeard and offering panoramic views of the harbor.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Blackbeard's Castle
Target entity description: Blackbeard's Castle is a historic 17th-century watchtower and landmark in Charlotte Amalie on Saint Thomas, often associated with the pirate Blackbeard and offering panoramic views of the harbor.
  • A. High Rock Tower
    High Rock Tower is a historic stone observation tower and former lighthouse in Lynn, Massachusetts, known for its panoramic coastal views and public park setting.
  • B. La Fortaleza
    La Fortaleza is the historic governor’s mansion and fortress in Old San Juan, Puerto Rico, recognized as one of the oldest continuously used executive residences in the Americas and a UNESCO World Heritage Site.
  • C. Fort George
    Fort George is a massive 18th-century artillery fortress near Inverness in the Scottish Highlands, built after the Jacobite rising and renowned as one of the most outstanding fortifications of its kind in Europe.
  • D. Castillo del Morro
    Castillo del Morro is a historic Spanish fortress guarding the entrance to Havana Bay, renowned for its strategic coastal defenses and iconic lighthouse.
  • E. Fort Christian
    Fort Christian is a historic Danish colonial fort and the oldest standing structure in the U.S. Virgin Islands, located in Charlotte Amalie on St. Thomas.
  • 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_69a2573508588190b522c2476d91acfe completed Feb. 28, 2026, 2:47 a.m.
NER Named-entity recognition batch_69a25c4edfa081909fe97c86c3c7801d completed Feb. 28, 2026, 3:09 a.m.
NED1 Entity disambiguation (via context triple) batch_69a34d935eb48190a6f327ae77917d2c completed Feb. 28, 2026, 8:18 p.m.
NEDg Description generation batch_69a34e06b8488190b361506c261baab6 completed Feb. 28, 2026, 8:20 p.m.
NED2 Entity disambiguation (via description) batch_69a34e63883c81908aa5d8d907c37720 completed Feb. 28, 2026, 8:21 p.m.
Created at: Feb. 28, 2026, 2:53 a.m.