Triple

T10709312
Position Surface form Disambiguated ID Type / Status
Subject Wilson station (Chicago "L") E252489 entity
Predicate hasBusRouteConnection P34620 FINISHED
Object CTA bus 148 Clarendon/Michigan Express
CTA bus 148 Clarendon/Michigan Express is a Chicago Transit Authority express bus route that provides limited-stop service between the Uptown/Clarendon area and downtown via Michigan Avenue.
E881563 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: CTA bus 148 Clarendon/Michigan Express | Statement: [Wilson station (Chicago "L"), hasBusRouteConnection, CTA bus 148 Clarendon/Michigan Express]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: CTA bus 148 Clarendon/Michigan Express
Context triple: [Wilson station (Chicago "L"), hasBusRouteConnection, CTA bus 148 Clarendon/Michigan Express]
  • A. CTA Route 201 Central/Ridge
    CTA Route 201 Central/Ridge is a Chicago Transit Authority bus route serving Evanston and nearby North Shore communities, connecting key local destinations and transit hubs including the Davis station.
  • B. CTA buses
    CTA buses are the public transit bus fleet operated by the Chicago Transit Authority, providing extensive local and express service throughout Chicago and some surrounding suburbs.
  • C. CTA bus 151 Sheridan
    CTA bus 151 Sheridan is a Chicago Transit Authority bus route that runs primarily along Sheridan Road, connecting neighborhoods on the North Side to downtown Chicago.
  • D. CTA Route 9 Ashland
    CTA Route 9 Ashland is a major Chicago Transit Authority bus line that runs along Ashland Avenue, providing north–south service through numerous neighborhoods across the city.
  • E. CTA Brown Line
    The CTA Brown Line is a Chicago 'L' rapid transit route that runs from the city's Northwest Side into the downtown Loop, serving numerous residential and commercial neighborhoods.
  • 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: CTA bus 148 Clarendon/Michigan Express
Triple: [Wilson station (Chicago "L"), hasBusRouteConnection, CTA bus 148 Clarendon/Michigan Express]
Generated description
CTA bus 148 Clarendon/Michigan Express is a Chicago Transit Authority express bus route that provides limited-stop service between the Uptown/Clarendon area and downtown via Michigan Avenue.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: CTA bus 148 Clarendon/Michigan Express
Target entity description: CTA bus 148 Clarendon/Michigan Express is a Chicago Transit Authority express bus route that provides limited-stop service between the Uptown/Clarendon area and downtown via Michigan Avenue.
  • A. CTA Route 201 Central/Ridge
    CTA Route 201 Central/Ridge is a Chicago Transit Authority bus route serving Evanston and nearby North Shore communities, connecting key local destinations and transit hubs including the Davis station.
  • B. CTA buses
    CTA buses are the public transit bus fleet operated by the Chicago Transit Authority, providing extensive local and express service throughout Chicago and some surrounding suburbs.
  • C. CTA bus 151 Sheridan
    CTA bus 151 Sheridan is a Chicago Transit Authority bus route that runs primarily along Sheridan Road, connecting neighborhoods on the North Side to downtown Chicago.
  • D. CTA Route 9 Ashland
    CTA Route 9 Ashland is a major Chicago Transit Authority bus line that runs along Ashland Avenue, providing north–south service through numerous neighborhoods across the city.
  • E. CTA Brown Line
    The CTA Brown Line is a Chicago 'L' rapid transit route that runs from the city's Northwest Side into the downtown Loop, serving numerous residential and commercial neighborhoods.
  • 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_69d6aa5cbabc8190973e683950d89faf completed April 8, 2026, 7:19 p.m.
NER Named-entity recognition batch_69d70d42033c81908cafe500213a9da1 completed April 9, 2026, 2:21 a.m.
NED1 Entity disambiguation (via context triple) batch_69dbad1ac3948190a97ab52fa9d962ad completed April 12, 2026, 2:32 p.m.
NEDg Description generation batch_69dbaeb211088190a9118c71918584e5 completed April 12, 2026, 2:39 p.m.
NED2 Entity disambiguation (via description) batch_69dbaf7c999c819097a8cdf5bd82f648 completed April 12, 2026, 2:43 p.m.
Created at: April 8, 2026, 9:13 p.m.