Triple

T5808253
Position Surface form Disambiguated ID Type / Status
Subject Ammi B. Young E128799 entity
Predicate designed P184 FINISHED
Object U.S. Custom House, San Francisco
The U.S. Custom House in San Francisco is a historic federal building and former customs facility notable for its 19th-century architecture and role in the city’s maritime and commercial history.
 E547528 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: U.S. Custom House, San Francisco | Statement: [Ammi B. Young, designed, U.S. Custom House, San Francisco]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: U.S. Custom House, San Francisco
Context triple: [Ammi B. Young, designed, U.S. Custom House, San Francisco]
  • A. San Francisco Federal Building
    The San Francisco Federal Building is a prominent contemporary government office tower in San Francisco known for its unconventional, energy-efficient design by architect Thom Mayne.
  • B. Old Federal Reserve Bank of San Francisco Building
    The Old Federal Reserve Bank of San Francisco Building is a historic Beaux-Arts former central bank headquarters in San Francisco’s Financial District, now repurposed for commercial and office use.
  • C. United States Custom House
    The United States Custom House is a historic federal building in New York City that once served as the primary customs collection point for the bustling port, reflecting the city’s central role in American trade and finance.
  • D. San Francisco City Hall
    San Francisco City Hall is a historic Beaux-Arts landmark in the city’s Civic Center, serving as the seat of government and a prominent architectural symbol of San Francisco.
  • E. Fort Point (San Francisco)
    Fort Point (San Francisco) is a 19th-century brick masonry coastal fortification built to guard the Golden Gate strait, now preserved as a historic site beneath the Golden Gate Bridge.
  • 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: U.S. Custom House, San Francisco
Triple: [Ammi B. Young, designed, U.S. Custom House, San Francisco]
Generated description
The U.S. Custom House in San Francisco is a historic federal building and former customs facility notable for its 19th-century architecture and role in the city’s maritime and commercial history.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: U.S. Custom House, San Francisco
Target entity description: The U.S. Custom House in San Francisco is a historic federal building and former customs facility notable for its 19th-century architecture and role in the city’s maritime and commercial history.
  • A. San Francisco Federal Building
    The San Francisco Federal Building is a prominent contemporary government office tower in San Francisco known for its unconventional, energy-efficient design by architect Thom Mayne.
  • B. Old Federal Reserve Bank of San Francisco Building
    The Old Federal Reserve Bank of San Francisco Building is a historic Beaux-Arts former central bank headquarters in San Francisco’s Financial District, now repurposed for commercial and office use.
  • C. United States Custom House
    The United States Custom House is a historic federal building in New York City that once served as the primary customs collection point for the bustling port, reflecting the city’s central role in American trade and finance.
  • D. San Francisco City Hall
    San Francisco City Hall is a historic Beaux-Arts landmark in the city’s Civic Center, serving as the seat of government and a prominent architectural symbol of San Francisco.
  • E. Fort Point (San Francisco)
    Fort Point (San Francisco) is a 19th-century brick masonry coastal fortification built to guard the Golden Gate strait, now preserved as a historic site beneath the Golden Gate Bridge.
  • 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_69c0084788848190bcf71f6bc5d71597 completed March 22, 2026, 3:18 p.m.
NER Named-entity recognition batch_69c02b1867a481909a7ea3331dbb04ce completed March 22, 2026, 5:47 p.m.
NED1 Entity disambiguation (via context triple) batch_69c0983ded9c8190b37372627c1e3a50 completed March 23, 2026, 1:32 a.m.
NEDg Description generation batch_69c0990bf38081908c09c5dfe660c35b completed March 23, 2026, 1:36 a.m.
NED2 Entity disambiguation (via description) batch_69c099bd26fc8190a58bf483a6d4cbca completed March 23, 2026, 1:39 a.m.
Created at: March 22, 2026, 3:52 p.m.