Triple

T13787857
Position Surface form Disambiguated ID Type / Status
Subject KTVU E331311 entity
Predicate transmitterLocation P15186 FINISHED
Object Sutro Tower, San Francisco
Sutro Tower in San Francisco is a prominent three-pronged television and radio transmission tower and city landmark that dominates the skyline above Twin Peaks.
E1062421 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: Sutro Tower, San Francisco | Statement: [KTVU, transmitterLocation, Sutro Tower, San Francisco]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Sutro Tower, San Francisco
Context triple: [KTVU, transmitterLocation, Sutro Tower, San Francisco]
  • A. California Tower
    California Tower is a historic Spanish-Colonial Revival bell tower and prominent architectural landmark located in Balboa Park, San Diego.
  • B. 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.
  • C. Mills Building (San Francisco)
    The Mills Building in San Francisco is a historic downtown office building named for financier and philanthropist Darius Ogden Mills, reflecting his prominence in the city’s late 19th- and early 20th-century development.
  • D. Benicia Clock Tower
    The Benicia Clock Tower is a historic former U.S. Army arsenal building in Benicia, California, notable for its prominent clock tower and role as a local architectural landmark.
  • E. Transbay Tower
    Transbay Tower, now known as Salesforce Tower, is a prominent 61-story office skyscraper in San Francisco and one of the tallest buildings on the West Coast of the United States.
  • 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: Sutro Tower, San Francisco
Triple: [KTVU, transmitterLocation, Sutro Tower, San Francisco]
Generated description
Sutro Tower in San Francisco is a prominent three-pronged television and radio transmission tower and city landmark that dominates the skyline above Twin Peaks.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Sutro Tower, San Francisco
Target entity description: Sutro Tower in San Francisco is a prominent three-pronged television and radio transmission tower and city landmark that dominates the skyline above Twin Peaks.
  • A. California Tower
    California Tower is a historic Spanish-Colonial Revival bell tower and prominent architectural landmark located in Balboa Park, San Diego.
  • B. 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.
  • C. Mills Building (San Francisco)
    The Mills Building in San Francisco is a historic downtown office building named for financier and philanthropist Darius Ogden Mills, reflecting his prominence in the city’s late 19th- and early 20th-century development.
  • D. Benicia Clock Tower
    The Benicia Clock Tower is a historic former U.S. Army arsenal building in Benicia, California, notable for its prominent clock tower and role as a local architectural landmark.
  • E. Transbay Tower
    Transbay Tower, now known as Salesforce Tower, is a prominent 61-story office skyscraper in San Francisco and one of the tallest buildings on the West Coast of the United States.
  • 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_69d81c58feb08190a77bca8bf7d6d20f completed April 9, 2026, 9:38 p.m.
NER Named-entity recognition batch_69de0249e4f88190a80316394940627d completed April 14, 2026, 9 a.m.
NED1 Entity disambiguation (via context triple) batch_69f7b07d872c81908f912263d8f7c80d completed May 3, 2026, 8:30 p.m.
NEDg Description generation batch_69f7b230fb448190bc16a1d8732ff76f completed May 3, 2026, 8:38 p.m.
NED2 Entity disambiguation (via description) batch_69f7b2c55e188190b0ea8fa400ff2dfc completed May 3, 2026, 8:40 p.m.
Created at: April 9, 2026, 10:11 p.m.