Triple

T17465432
Position Surface form Disambiguated ID Type / Status
Subject Saluki E425263 entity
Predicate routeCorridor P3034 FINISHED
Object Illinois Service corridor
The Illinois Service corridor is a passenger rail route in Illinois used by Amtrak trains, including the Saluki, to connect key cities within the state.
E1271220 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: Illinois Service corridor | Statement: [Saluki, routeCorridor, Illinois Service corridor]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Illinois Service corridor
Context triple: [Saluki, routeCorridor, Illinois Service corridor]
  • A. Chicago–La Grange corridor
    The Chicago–La Grange corridor is a key suburban rail route west of Chicago that has long served as a major commuter link between the city and its western suburbs.
  • B. Chicago–Joliet corridor
    The Chicago–Joliet corridor is a major commuter and freight rail route in northeastern Illinois connecting the city of Chicago with the city of Joliet through multiple suburban communities.
  • C. Chicago–South Bend corridor
    The Chicago–South Bend corridor is a regional passenger rail route linking the Chicago metropolitan area with South Bend, Indiana, via intermediate communities in northern Indiana.
  • D. Heritage Corridor (via Joliet)
    Heritage Corridor (via Joliet) is a Metra commuter rail line in the Chicago area that runs between Chicago Union Station and Joliet, primarily following the former Gulf, Mobile and Ohio Railroad route.
  • E. Southwest Corridor of Chicago
    The Southwest Corridor of Chicago is a transit and development corridor on the city’s Southwest Side that links neighborhoods to downtown via routes such as the CTA Orange Line.
  • 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: Illinois Service corridor
Triple: [Saluki, routeCorridor, Illinois Service corridor]
Generated description
The Illinois Service corridor is a passenger rail route in Illinois used by Amtrak trains, including the Saluki, to connect key cities within the state.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Illinois Service corridor
Target entity description: The Illinois Service corridor is a passenger rail route in Illinois used by Amtrak trains, including the Saluki, to connect key cities within the state.
  • A. Chicago–La Grange corridor
    The Chicago–La Grange corridor is a key suburban rail route west of Chicago that has long served as a major commuter link between the city and its western suburbs.
  • B. Chicago–Joliet corridor
    The Chicago–Joliet corridor is a major commuter and freight rail route in northeastern Illinois connecting the city of Chicago with the city of Joliet through multiple suburban communities.
  • C. Chicago–South Bend corridor
    The Chicago–South Bend corridor is a regional passenger rail route linking the Chicago metropolitan area with South Bend, Indiana, via intermediate communities in northern Indiana.
  • D. Heritage Corridor (via Joliet)
    Heritage Corridor (via Joliet) is a Metra commuter rail line in the Chicago area that runs between Chicago Union Station and Joliet, primarily following the former Gulf, Mobile and Ohio Railroad route.
  • E. Southwest Corridor of Chicago
    The Southwest Corridor of Chicago is a transit and development corridor on the city’s Southwest Side that links neighborhoods to downtown via routes such as the CTA Orange Line.
  • 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_69d889dbc2e88190b18ea6115e819258 completed April 10, 2026, 5:25 a.m.
NER Named-entity recognition batch_69e451a6c2e08190bca9de56ee2f5136 completed April 19, 2026, 3:53 a.m.
NED1 Entity disambiguation (via context triple) batch_6a01b825ed208190997ec8868c7d6f4a completed May 11, 2026, 11:06 a.m.
NEDg Description generation batch_6a01b963291481909791d9c136a9fd69 completed May 11, 2026, 11:11 a.m.
NED2 Entity disambiguation (via description) batch_6a01ba3eeb6c8190926d2cb538fcb908 completed May 11, 2026, 11:15 a.m.
Created at: April 10, 2026, 5:47 a.m.