Triple

T20174676
Position Surface form Disambiguated ID Type / Status
Subject The Mob Museum E492058 entity
Predicate occupiesBuilding P2574 FINISHED
Object former Las Vegas U.S. Post Office and Courthouse
The former Las Vegas U.S. Post Office and Courthouse is a historic downtown Las Vegas building now best known as the home of The Mob Museum, which chronicles the history of organized crime and law enforcement.
 E1416585 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: former Las Vegas U.S. Post Office and Courthouse | Statement: [The Mob Museum, occupiesBuilding, former Las Vegas U.S. Post Office and Courthouse]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: former Las Vegas U.S. Post Office and Courthouse
Context triple: [The Mob Museum, occupiesBuilding, former Las Vegas U.S. Post Office and Courthouse]
  • A. Las Vegas City Hall
    Las Vegas City Hall is the primary municipal government building and administrative center for the city of Las Vegas, Nevada.
  • B. Nevada Supreme Court Building
    The Nevada Supreme Court Building is the courthouse in Carson City that houses the highest judicial authority of the state of Nevada.
  • C. Nevada Legislative Building
    The Nevada Legislative Building is the primary facility in Carson City where the Nevada Legislature meets and conducts the state’s lawmaking and governmental business.
  • D. Nevada State Capitol
    The Nevada State Capitol is the historic government building in Carson City that houses key offices of Nevada's state government and symbolizes the state's political and civic heritage.
  • E. Wayne Aspinall Federal Building and U.S. Courthouse
    The Wayne Aspinall Federal Building and U.S. Courthouse is a historic federal building in Grand Junction, Colorado, that houses federal court facilities and other government offices.
  • 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: former Las Vegas U.S. Post Office and Courthouse
Triple: [The Mob Museum, occupiesBuilding, former Las Vegas U.S. Post Office and Courthouse]
Generated description
The former Las Vegas U.S. Post Office and Courthouse is a historic downtown Las Vegas building now best known as the home of The Mob Museum, which chronicles the history of organized crime and law enforcement.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: former Las Vegas U.S. Post Office and Courthouse
Target entity description: The former Las Vegas U.S. Post Office and Courthouse is a historic downtown Las Vegas building now best known as the home of The Mob Museum, which chronicles the history of organized crime and law enforcement.
  • A. Las Vegas City Hall
    Las Vegas City Hall is the primary municipal government building and administrative center for the city of Las Vegas, Nevada.
  • B. Nevada Supreme Court Building
    The Nevada Supreme Court Building is the courthouse in Carson City that houses the highest judicial authority of the state of Nevada.
  • C. Nevada Legislative Building
    The Nevada Legislative Building is the primary facility in Carson City where the Nevada Legislature meets and conducts the state’s lawmaking and governmental business.
  • D. Nevada State Capitol
    The Nevada State Capitol is the historic government building in Carson City that houses key offices of Nevada's state government and symbolizes the state's political and civic heritage.
  • E. Wayne Aspinall Federal Building and U.S. Courthouse
    The Wayne Aspinall Federal Building and U.S. Courthouse is a historic federal building in Grand Junction, Colorado, that houses federal court facilities and other government offices.
  • 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_69da6266c6888190bc1a3ecf24814d34 completed April 11, 2026, 3:01 p.m.
NER Named-entity recognition batch_69e668eaa3b88190bef4f2db0125fdfc completed April 20, 2026, 5:56 p.m.
NED1 Entity disambiguation (via context triple) batch_6a083c77d38c8190929be133825ed8e7 completed May 16, 2026, 9:44 a.m.
NEDg Description generation batch_6a083d86085c8190a71d0dce65c659a4 completed May 16, 2026, 9:48 a.m.
NED2 Entity disambiguation (via description) batch_6a083eb380f48190bda8549d122f830b completed May 16, 2026, 9:53 a.m.
Created at: April 11, 2026, 11:36 p.m.