Triple

T589654
Position Surface form Disambiguated ID Type / Status
Subject Alcatraz Island Lighthouse E17238 entity
Predicate partOf P40 FINISHED
Object Alcatraz Island National Historic Landmark E2792 NE FINISHED

How this triple was built (2 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: Alcatraz Island National Historic Landmark | Statement: [Alcatraz Island Lighthouse, partOf, Alcatraz Island National Historic Landmark]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Alcatraz Island National Historic Landmark
Context triple: [Alcatraz Island Lighthouse, partOf, Alcatraz Island National Historic Landmark]
  • A. Alcatraz Island chosen
    Alcatraz Island is a small rocky island in San Francisco Bay best known for its former maximum-security federal prison, which once held some of America’s most notorious criminals and is now a popular historic site and tourist attraction.
  • B. Alcatraz Island ferry terminal
    The Alcatraz Island ferry terminal is the waterfront departure point in San Francisco where visitors board boats to reach the historic Alcatraz prison island in San Francisco Bay.
  • C. San Francisco Maritime National Historical Park
    San Francisco Maritime National Historical Park is a waterfront national historical park in San Francisco that preserves and interprets the city’s rich maritime heritage through historic ships, a museum, and educational exhibits.
  • D. Golden Gate National Recreation Area
    Golden Gate National Recreation Area is a vast urban national park in the San Francisco Bay Area known for its coastal landscapes, historic sites, and iconic views of the Golden Gate Bridge.
  • E. Alcatraz Island Lighthouse
    Alcatraz Island Lighthouse is a historic beacon on Alcatraz Island in San Francisco Bay, notable as the first lighthouse built on the U.S. West Coast and a key aid to navigation for ships entering the bay.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69a49379d09c8190ac7e00b24e2810b1 completed March 1, 2026, 7:28 p.m.
NER Named-entity recognition batch_69a49bb775fc819085b968f8615dca59 completed March 1, 2026, 8:04 p.m.
NED1 Entity disambiguation (via context triple) batch_69a51554857481909c684b86b51aa126 completed March 2, 2026, 4:43 a.m.
Created at: March 1, 2026, 7:33 p.m.