Triple

T6317021
Position Surface form Disambiguated ID Type / Status
Subject Metra Union Pacific North Line E141640 entity
Predicate hasStation P35 FINISHED
Object Ravenswood station
Ravenswood station is a commuter rail stop in Chicago, Illinois, served by Metra’s Union Pacific North Line and connecting the Ravenswood neighborhood to downtown and northern suburbs.
E589288 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: Ravenswood station | Statement: [Metra Union Pacific North Line, hasStation, Ravenswood station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Ravenswood station
Context triple: [Metra Union Pacific North Line, hasStation, Ravenswood station]
  • A. Briarwood station
    Briarwood station is a New York City Subway station in Queens serving the IND Queens Boulevard Line.
  • B. Forest Park station
    Forest Park station is a Chicago Transit Authority rapid transit station in Forest Park, Illinois, serving as the western endpoint of the Blue Line.
  • C. Oak Grove station
    Oak Grove station is a rapid transit station in Malden, Massachusetts, serving as the northern terminus of Boston’s MBTA Orange Line.
  • D. Maplewood station
    Maplewood station is a commuter rail stop on NJ Transit's Morris & Essex Lines serving the suburban community of Maplewood, New Jersey.
  • E. Snelling Avenue Station
    Snelling Avenue Station is a light rail stop in Saint Paul, Minnesota, serving the METRO Green Line and providing access to nearby neighborhoods and commercial areas.
  • 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: Ravenswood station
Triple: [Metra Union Pacific North Line, hasStation, Ravenswood station]
Generated description
Ravenswood station is a commuter rail stop in Chicago, Illinois, served by Metra’s Union Pacific North Line and connecting the Ravenswood neighborhood to downtown and northern suburbs.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Ravenswood station
Target entity description: Ravenswood station is a commuter rail stop in Chicago, Illinois, served by Metra’s Union Pacific North Line and connecting the Ravenswood neighborhood to downtown and northern suburbs.
  • A. Briarwood station
    Briarwood station is a New York City Subway station in Queens serving the IND Queens Boulevard Line.
  • B. Forest Park station
    Forest Park station is a Chicago Transit Authority rapid transit station in Forest Park, Illinois, serving as the western endpoint of the Blue Line.
  • C. Oak Grove station
    Oak Grove station is a rapid transit station in Malden, Massachusetts, serving as the northern terminus of Boston’s MBTA Orange Line.
  • D. Maplewood station
    Maplewood station is a commuter rail stop on NJ Transit's Morris & Essex Lines serving the suburban community of Maplewood, New Jersey.
  • E. Snelling Avenue Station
    Snelling Avenue Station is a light rail stop in Saint Paul, Minnesota, serving the METRO Green Line and providing access to nearby neighborhoods and commercial areas.
  • 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_69c008d13b8c8190be47d896eb735605 completed March 22, 2026, 3:20 p.m.
NER Named-entity recognition batch_69c064c25530819080b29e0029175c00 completed March 22, 2026, 9:53 p.m.
NED1 Entity disambiguation (via context triple) batch_69c62d33d70c8190af6acdf5158f9067 completed March 27, 2026, 7:09 a.m.
NEDg Description generation batch_69c62fa58174819097f44cb638184b63 completed March 27, 2026, 7:20 a.m.
NED2 Entity disambiguation (via description) batch_69c6335f2e588190960713f994aa36eb completed March 27, 2026, 7:35 a.m.
Created at: March 22, 2026, 4:29 p.m.