Triple

T5373920
Position Surface form Disambiguated ID Type / Status
Subject Clark Street E108914 entity
Predicate hasNearbyTransit P5822 FINISHED
Object Belmont Red/Brown/Purple Line station
Belmont Red/Brown/Purple Line station is a major Chicago 'L' rapid transit stop in the Lakeview neighborhood where three CTA lines intersect.
 E515272 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: Belmont Red/Brown/Purple Line station | Statement: [Clark Street, hasNearbyTransit, Belmont Red/Brown/Purple Line station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Belmont Red/Brown/Purple Line station
Context triple: [Clark Street, hasNearbyTransit, Belmont Red/Brown/Purple Line station]
  • A. Belmont Center station
    Belmont Center station is a Massachusetts Bay Transportation Authority (MBTA) commuter rail stop located in the commercial center of Belmont, Massachusetts.
  • B. Belt Line Station
    Belt Line Station is a light rail stop in Irving, Texas, serving Dallas Area Rapid Transit’s Orange Line near Dallas/Fort Worth International Airport.
  • C. La Grange Road station
    La Grange Road station is a commuter rail stop in La Grange, Illinois, serving Chicago-area passengers on Metra’s BNSF Railway Line.
  • D. North Avenue station
    North Avenue station is a transit stop on Baltimore's Light Rail system serving the North Avenue corridor in Baltimore, Maryland.
  • E. North Avenue station
    North Avenue station is a major elevated rail station in Quezon City, Philippines, serving as a key commuter hub on Manila’s MRT Line 3.
  • 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: Belmont Red/Brown/Purple Line station
Triple: [Clark Street, hasNearbyTransit, Belmont Red/Brown/Purple Line station]
Generated description
Belmont Red/Brown/Purple Line station is a major Chicago 'L' rapid transit stop in the Lakeview neighborhood where three CTA lines intersect.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Belmont Red/Brown/Purple Line station
Target entity description: Belmont Red/Brown/Purple Line station is a major Chicago 'L' rapid transit stop in the Lakeview neighborhood where three CTA lines intersect.
  • A. Belmont Center station
    Belmont Center station is a Massachusetts Bay Transportation Authority (MBTA) commuter rail stop located in the commercial center of Belmont, Massachusetts.
  • B. Belt Line Station
    Belt Line Station is a light rail stop in Irving, Texas, serving Dallas Area Rapid Transit’s Orange Line near Dallas/Fort Worth International Airport.
  • C. La Grange Road station
    La Grange Road station is a commuter rail stop in La Grange, Illinois, serving Chicago-area passengers on Metra’s BNSF Railway Line.
  • D. North Avenue station
    North Avenue station is a transit stop on Baltimore's Light Rail system serving the North Avenue corridor in Baltimore, Maryland.
  • E. North Avenue station
    North Avenue station is a major elevated rail station in Quezon City, Philippines, serving as a key commuter hub on Manila’s MRT Line 3.
  • 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_69bd440c77948190aad2a5f39b7b80f5 completed March 20, 2026, 12:56 p.m.
NER Named-entity recognition batch_69bd86ad820081908763765dcbc99cbf completed March 20, 2026, 5:41 p.m.
NED1 Entity disambiguation (via context triple) batch_69bf293ba6a08190bcbecf465e4e5881 completed March 21, 2026, 11:26 p.m.
NEDg Description generation batch_69bf29f4c56481908d3f83ec6e7ba96a completed March 21, 2026, 11:29 p.m.
NED2 Entity disambiguation (via description) batch_69bf2ab19a50819098ef5a611daa8cd6 completed March 21, 2026, 11:33 p.m.
Created at: March 20, 2026, 2:03 p.m.