Triple

T15362193
Position Surface form Disambiguated ID Type / Status
Subject US Post Office Loop Station E367314 entity
Predicate partOf P40 FINISHED
Object United States Postal Service Chicago network
The United States Postal Service Chicago network is the regional USPS infrastructure that coordinates mail processing, distribution, and delivery operations throughout the Chicago metropolitan area.
E1153703 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: United States Postal Service Chicago network | Statement: [US Post Office Loop Station, partOf, United States Postal Service Chicago network]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: United States Postal Service Chicago network
Context triple: [US Post Office Loop Station, partOf, United States Postal Service Chicago network]
  • A. South Chicago branch
    The South Chicago branch is a commuter rail branch line in Chicago operated as part of Metra's Electric District, serving neighborhoods on the city's South Side.
  • B. South Chicago station
    South Chicago station is a Metra commuter rail terminal on Chicago’s South Side serving as the endpoint of the South Chicago branch of the Electric District line.
  • C. South Chicago Branch of Metra Electric District
    The South Chicago Branch of Metra Electric District is a commuter rail line on Chicago’s South Side that provides electric train service between downtown Chicago and the South Chicago neighborhood.
  • D. Washington, D.C.–Chicago route
    The Washington, D.C.–Chicago route is a major intercity passenger rail corridor linking the U.S. capital with the Midwest hub of Chicago, historically served by trains such as the Capitol Limited.
  • E. Joliet Station
    Joliet Station is a major commuter rail hub in Joliet, Illinois, serving as a key terminus and transfer point for multiple Chicago-area rail lines.
  • 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: United States Postal Service Chicago network
Triple: [US Post Office Loop Station, partOf, United States Postal Service Chicago network]
Generated description
The United States Postal Service Chicago network is the regional USPS infrastructure that coordinates mail processing, distribution, and delivery operations throughout the Chicago metropolitan area.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: United States Postal Service Chicago network
Target entity description: The United States Postal Service Chicago network is the regional USPS infrastructure that coordinates mail processing, distribution, and delivery operations throughout the Chicago metropolitan area.
  • A. South Chicago branch
    The South Chicago branch is a commuter rail branch line in Chicago operated as part of Metra's Electric District, serving neighborhoods on the city's South Side.
  • B. South Chicago station
    South Chicago station is a Metra commuter rail terminal on Chicago’s South Side serving as the endpoint of the South Chicago branch of the Electric District line.
  • C. South Chicago Branch of Metra Electric District
    The South Chicago Branch of Metra Electric District is a commuter rail line on Chicago’s South Side that provides electric train service between downtown Chicago and the South Chicago neighborhood.
  • D. Washington, D.C.–Chicago route
    The Washington, D.C.–Chicago route is a major intercity passenger rail corridor linking the U.S. capital with the Midwest hub of Chicago, historically served by trains such as the Capitol Limited.
  • E. Joliet Station
    Joliet Station is a major commuter rail hub in Joliet, Illinois, serving as a key terminus and transfer point for multiple Chicago-area rail lines.
  • 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_69d85a1483788190ad93c2748e8af34b completed April 10, 2026, 2:01 a.m.
NER Named-entity recognition batch_69e03e479f188190bbbc3dcd73853e02 completed April 16, 2026, 1:41 a.m.
NED1 Entity disambiguation (via context triple) batch_69ff0b4a181c8190bffc1ac1a86e215d completed May 9, 2026, 10:24 a.m.
NEDg Description generation batch_69ff0f82441c81909a8ae13817fd3e96 completed May 9, 2026, 10:42 a.m.
NED2 Entity disambiguation (via description) batch_69ff0fd586708190a54b33efd27d84b2 completed May 9, 2026, 10:43 a.m.
Created at: April 10, 2026, 3:18 a.m.