Triple

T15469357
Position Surface form Disambiguated ID Type / Status
Subject City Hall–County Building complex E372115 entity
Predicate hasAddress P4379 FINISHED
Object 121 North LaSalle Street, Chicago, Illinois
121 North LaSalle Street, Chicago, Illinois is the downtown address of Chicago’s City Hall and Cook County’s main government offices.
 E1158701 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: 121 North LaSalle Street, Chicago, Illinois | Statement: [City Hall–County Building complex, hasAddress, 121 North LaSalle Street, Chicago, Illinois]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: 121 North LaSalle Street, Chicago, Illinois
Context triple: [City Hall–County Building complex, hasAddress, 121 North LaSalle Street, Chicago, Illinois]
  • A. 407 South Dearborn Street
    407 South Dearborn Street is the Chicago Loop address of the historic Old Colony Building, a notable late-19th-century high-rise.
  • B. 30 South Michigan Avenue
    30 South Michigan Avenue is a historic Chicago high-rise building on Michigan Avenue’s landmark streetwall, known as part of the architecturally significant Gage Group facing Grant Park.
  • C. 311 South Wacker Drive
    311 South Wacker Drive is a prominent postmodern office skyscraper in Chicago, notable for its illuminated crown and status as one of the city's tallest buildings.
  • D. 875 North Michigan Avenue
    875 North Michigan Avenue is a prominent Chicago skyscraper formerly known as the John Hancock Center, noted for its distinctive tapered design and observation deck overlooking the city and Lake Michigan.
  • E. 200 South Wacker Drive
    200 South Wacker Drive is a modern office skyscraper located in Chicago’s Loop business district.
  • 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: 121 North LaSalle Street, Chicago, Illinois
Triple: [City Hall–County Building complex, hasAddress, 121 North LaSalle Street, Chicago, Illinois]
Generated description
121 North LaSalle Street, Chicago, Illinois is the downtown address of Chicago’s City Hall and Cook County’s main government offices.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: 121 North LaSalle Street, Chicago, Illinois
Target entity description: 121 North LaSalle Street, Chicago, Illinois is the downtown address of Chicago’s City Hall and Cook County’s main government offices.
  • A. 407 South Dearborn Street
    407 South Dearborn Street is the Chicago Loop address of the historic Old Colony Building, a notable late-19th-century high-rise.
  • B. 30 South Michigan Avenue
    30 South Michigan Avenue is a historic Chicago high-rise building on Michigan Avenue’s landmark streetwall, known as part of the architecturally significant Gage Group facing Grant Park.
  • C. 311 South Wacker Drive
    311 South Wacker Drive is a prominent postmodern office skyscraper in Chicago, notable for its illuminated crown and status as one of the city's tallest buildings.
  • D. 875 North Michigan Avenue
    875 North Michigan Avenue is a prominent Chicago skyscraper formerly known as the John Hancock Center, noted for its distinctive tapered design and observation deck overlooking the city and Lake Michigan.
  • E. 200 South Wacker Drive
    200 South Wacker Drive is a modern office skyscraper located in Chicago’s Loop business district.
  • 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_69d85cc8bd308190886949510b42e764 completed April 10, 2026, 2:13 a.m.
NER Named-entity recognition batch_69e03f6b49788190b270fdfe92646842 completed April 16, 2026, 1:46 a.m.
NED1 Entity disambiguation (via context triple) batch_69ff2d03845c8190bc8cb96827a5da39 completed May 9, 2026, 12:48 p.m.
NEDg Description generation batch_69ff2e2fb3e48190b2274d54586b1f00 completed May 9, 2026, 12:53 p.m.
NED2 Entity disambiguation (via description) batch_69ff2ec231dc8190b82333e3e54ced20 completed May 9, 2026, 12:55 p.m.
Created at: April 10, 2026, 3:33 a.m.