Triple

T18559053
Position Surface form Disambiguated ID Type / Status
Subject 79th Street (Chicago) E453582 entity
Predicate servedBy P82 FINISHED
Object Chicago Transit Authority bus route 79
Chicago Transit Authority bus route 79 is a major east–west bus line in Chicago that runs along 79th Street, connecting multiple South Side neighborhoods and key transit hubs.
E1329897 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 Transit Authority bus route 79 | Statement: [79th Street (Chicago), servedBy, Chicago Transit Authority bus route 79]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Chicago Transit Authority bus route 79
Context triple: [79th Street (Chicago), servedBy, Chicago Transit Authority bus route 79]
  • A. Metrobus Route 79
    Metrobus Route 79 is a limited-stop bus line in Washington, D.C., providing rapid service along the Georgia Avenue corridor between downtown and northern neighborhoods.
  • B. Metrobus Route 70
    Metrobus Route 70 is a major Washington, D.C. bus line that provides frequent north–south service connecting downtown with neighborhoods along Georgia Avenue.
  • C. CTA Route 72 North
    CTA Route 72 North is a Chicago Transit Authority bus line that runs along North Avenue, connecting several North Side neighborhoods and major transit hubs.
  • D. CTA bus route 39
    CTA bus route 39 is a Chicago Transit Authority bus line that primarily operates along Pershing Road, connecting neighborhoods on the South Side and providing links to CTA rail and other bus services.
  • E. CTA Route 50 Damen
    CTA Route 50 Damen is a Chicago Transit Authority bus route that runs primarily along Damen Avenue, connecting multiple neighborhoods on the city’s North and South Sides.
  • 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 Transit Authority bus route 79
Triple: [79th Street (Chicago), servedBy, Chicago Transit Authority bus route 79]
Generated description
Chicago Transit Authority bus route 79 is a major east–west bus line in Chicago that runs along 79th Street, connecting multiple South Side neighborhoods and key transit hubs.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Chicago Transit Authority bus route 79
Target entity description: Chicago Transit Authority bus route 79 is a major east–west bus line in Chicago that runs along 79th Street, connecting multiple South Side neighborhoods and key transit hubs.
  • A. Metrobus Route 79
    Metrobus Route 79 is a limited-stop bus line in Washington, D.C., providing rapid service along the Georgia Avenue corridor between downtown and northern neighborhoods.
  • B. Metrobus Route 70
    Metrobus Route 70 is a major Washington, D.C. bus line that provides frequent north–south service connecting downtown with neighborhoods along Georgia Avenue.
  • C. CTA Route 72 North
    CTA Route 72 North is a Chicago Transit Authority bus line that runs along North Avenue, connecting several North Side neighborhoods and major transit hubs.
  • D. CTA bus route 39
    CTA bus route 39 is a Chicago Transit Authority bus line that primarily operates along Pershing Road, connecting neighborhoods on the South Side and providing links to CTA rail and other bus services.
  • E. CTA Route 50 Damen
    CTA Route 50 Damen is a Chicago Transit Authority bus route that runs primarily along Damen Avenue, connecting multiple neighborhoods on the city’s North and South Sides.
  • 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_69d8d388b0c881908e610a1c45b52640 completed April 10, 2026, 10:40 a.m.
NER Named-entity recognition batch_69e53808c3fc8190aac38b29296cee13 completed April 19, 2026, 8:16 p.m.
NED1 Entity disambiguation (via context triple) batch_6a049ae61fac81909c17b6e9318ed36e completed May 13, 2026, 3:38 p.m.
NEDg Description generation batch_6a049c6de51c8190ac839784577fa9b7 completed May 13, 2026, 3:44 p.m.
NED2 Entity disambiguation (via description) batch_6a049d555d208190a729bac48489ed3e completed May 13, 2026, 3:48 p.m.
Created at: April 10, 2026, 11:41 a.m.