Triple

T3639593
Position Surface form Disambiguated ID Type / Status
Subject Pier Luigi Nervi E77153 entity
Predicate designed P184 FINISHED
Object Cathedral of Saint Mary of the Assumption, San Francisco roof structure
The Cathedral of Saint Mary of the Assumption roof structure in San Francisco is a landmark modernist concrete shell roof, celebrated for its innovative engineering and striking hyperbolic paraboloid form.
E374770 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: Cathedral of Saint Mary of the Assumption, San Francisco roof structure | Statement: [Pier Luigi Nervi, designed, Cathedral of Saint Mary of the Assumption, San Francisco roof structure]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Cathedral of Saint Mary of the Assumption, San Francisco roof structure
Context triple: [Pier Luigi Nervi, designed, Cathedral of Saint Mary of the Assumption, San Francisco roof structure]
  • A. 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.
  • B. 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.
  • C. California Tower
    California Tower is a historic Spanish-Colonial Revival bell tower and prominent architectural landmark located in Balboa Park, San Diego.
  • D. California Building in Balboa Park, San Diego
    The California Building in Balboa Park, San Diego is a landmark early-20th-century structure renowned for its ornate tower and façade, which helped popularize Spanish Colonial Revival architecture in the United States.
  • E. Berkeley Landmark
    Berkeley Landmark is a local historic designation in Berkeley, California, recognizing buildings, structures, and sites of significant architectural, cultural, or historical importance.
  • 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: Cathedral of Saint Mary of the Assumption, San Francisco roof structure
Triple: [Pier Luigi Nervi, designed, Cathedral of Saint Mary of the Assumption, San Francisco roof structure]
Generated description
The Cathedral of Saint Mary of the Assumption roof structure in San Francisco is a landmark modernist concrete shell roof, celebrated for its innovative engineering and striking hyperbolic paraboloid form.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Cathedral of Saint Mary of the Assumption, San Francisco roof structure
Target entity description: The Cathedral of Saint Mary of the Assumption roof structure in San Francisco is a landmark modernist concrete shell roof, celebrated for its innovative engineering and striking hyperbolic paraboloid form.
  • A. 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.
  • B. 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.
  • C. California Tower
    California Tower is a historic Spanish-Colonial Revival bell tower and prominent architectural landmark located in Balboa Park, San Diego.
  • D. California Building in Balboa Park, San Diego
    The California Building in Balboa Park, San Diego is a landmark early-20th-century structure renowned for its ornate tower and façade, which helped popularize Spanish Colonial Revival architecture in the United States.
  • E. Berkeley Landmark
    Berkeley Landmark is a local historic designation in Berkeley, California, recognizing buildings, structures, and sites of significant architectural, cultural, or historical importance.
  • 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_69ad85dd0be48190b738990cb20c4731 completed March 8, 2026, 2:21 p.m.
NER Named-entity recognition batch_69adc32b83188190bfc0ed4dc8f66730 completed March 8, 2026, 6:42 p.m.
NED1 Entity disambiguation (via context triple) batch_69b44f274e8c81909851f28b776b835a completed March 13, 2026, 5:53 p.m.
NEDg Description generation batch_69b44fba610081909987ffdacbb088c6 completed March 13, 2026, 5:56 p.m.
NED2 Entity disambiguation (via description) batch_69b4501b05c08190a94a10074b0b48e7 completed March 13, 2026, 5:57 p.m.
Created at: March 8, 2026, 3:24 p.m.