Triple

T413725
Position Surface form Disambiguated ID Type / Status
Subject Government of Chicago E9545 entity
Predicate hasDepartment P35 FINISHED
Object Chicago Department of Streets and Sanitation
The Chicago Department of Streets and Sanitation is the city agency responsible for services such as garbage collection, street cleaning, snow removal, and rodent control in Chicago.
E52879 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: Chicago Department of Streets and Sanitation | Statement: [Government of Chicago, hasDepartment, Chicago Department of Streets and Sanitation]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Chicago Department of Streets and Sanitation
Context triple: [Government of Chicago, hasDepartment, Chicago Department of Streets and Sanitation]
  • A. New York City Department of Sanitation
    The New York City Department of Sanitation is the municipal agency responsible for garbage collection, recycling, street cleaning, and snow removal across New York City.
  • B. Government of Chicago
    The Government of Chicago is the municipal administration responsible for governing the city of Chicago, headed by the mayor and supported by various executive departments and agencies.
  • C. Chicago Surface Lines
    Chicago Surface Lines was a privately operated streetcar and bus system that provided most of Chicago’s surface public transportation in the first half of the 20th century.
  • D. Chicago Transit Authority
    The Chicago Transit Authority is the primary public transportation agency serving Chicago and several surrounding suburbs, operating the city’s extensive network of buses and rapid transit trains.
  • E. Chicago City Council
    The Chicago City Council is the municipal legislative body responsible for passing laws, approving budgets, and overseeing city governance in Chicago.
  • 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: Chicago Department of Streets and Sanitation
Triple: [Government of Chicago, hasDepartment, Chicago Department of Streets and Sanitation]
Generated description
The Chicago Department of Streets and Sanitation is the city agency responsible for services such as garbage collection, street cleaning, snow removal, and rodent control in Chicago.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Chicago Department of Streets and Sanitation
Target entity description: The Chicago Department of Streets and Sanitation is the city agency responsible for services such as garbage collection, street cleaning, snow removal, and rodent control in Chicago.
  • A. New York City Department of Sanitation
    The New York City Department of Sanitation is the municipal agency responsible for garbage collection, recycling, street cleaning, and snow removal across New York City.
  • B. Government of Chicago
    The Government of Chicago is the municipal administration responsible for governing the city of Chicago, headed by the mayor and supported by various executive departments and agencies.
  • C. Chicago Surface Lines
    Chicago Surface Lines was a privately operated streetcar and bus system that provided most of Chicago’s surface public transportation in the first half of the 20th century.
  • D. Chicago Transit Authority
    The Chicago Transit Authority is the primary public transportation agency serving Chicago and several surrounding suburbs, operating the city’s extensive network of buses and rapid transit trains.
  • E. Chicago City Council
    The Chicago City Council is the municipal legislative body responsible for passing laws, approving budgets, and overseeing city governance in Chicago.
  • 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_69a2e80111fc8190961d5b7c6154123f completed Feb. 28, 2026, 1:05 p.m.
NER Named-entity recognition batch_69a2ecdd3d1c8190a31b071569cfc980 completed Feb. 28, 2026, 1:25 p.m.
NED1 Entity disambiguation (via context triple) batch_69a423a152b0819099cfb9dd799ce755 completed March 1, 2026, 11:31 a.m.
NEDg Description generation batch_69a423fc21188190bacc03bfae9ac401 completed March 1, 2026, 11:33 a.m.
NED2 Entity disambiguation (via description) batch_69a42486e1e08190b7603c34d625da7c completed March 1, 2026, 11:35 a.m.
Created at: Feb. 28, 2026, 1:09 p.m.