Triple

T8928302
Position Surface form Disambiguated ID Type / Status
Subject 1 Line (Link light rail) E212589 entity
Predicate hasStation P35 FINISHED
Object Columbia City Station
Columbia City Station is a light rail stop in Seattle’s Columbia City neighborhood, serving Sound Transit’s Link light rail system.
E766131 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: Columbia City Station | Statement: [1 Line (Link light rail), hasStation, Columbia City Station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Columbia City Station
Context triple: [1 Line (Link light rail), hasStation, Columbia City Station]
  • A. Columbia station
    Columbia station was the former name of what is now JFK/UMass station, a major rapid transit and commuter rail hub in Boston, Massachusetts.
  • B. Snyder station
    Snyder station is an underground rapid transit stop on SEPTA’s Broad Street Line serving South Philadelphia.
  • C. Kenmore station
    Kenmore station is a major Boston transit hub on the MBTA Green Line that serves as a key access point to Fenway Park and nearby Boston University.
  • D. Madison station
    Madison station is a commuter rail stop in Madison, Connecticut, served by Shore Line East trains along the Northeast Corridor.
  • E. Kimball station
    Kimball station is an elevated Chicago 'L' train station in the Albany Park neighborhood that serves as the northern endpoint of the Brown 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: Columbia City Station
Triple: [1 Line (Link light rail), hasStation, Columbia City Station]
Generated description
Columbia City Station is a light rail stop in Seattle’s Columbia City neighborhood, serving Sound Transit’s Link light rail system.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Columbia City Station
Target entity description: Columbia City Station is a light rail stop in Seattle’s Columbia City neighborhood, serving Sound Transit’s Link light rail system.
  • A. Columbia station
    Columbia station was the former name of what is now JFK/UMass station, a major rapid transit and commuter rail hub in Boston, Massachusetts.
  • B. Snyder station
    Snyder station is an underground rapid transit stop on SEPTA’s Broad Street Line serving South Philadelphia.
  • C. Kenmore station
    Kenmore station is a major Boston transit hub on the MBTA Green Line that serves as a key access point to Fenway Park and nearby Boston University.
  • D. Madison station
    Madison station is a commuter rail stop in Madison, Connecticut, served by Shore Line East trains along the Northeast Corridor.
  • E. Kimball station
    Kimball station is an elevated Chicago 'L' train station in the Albany Park neighborhood that serves as the northern endpoint of the Brown 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_69ca8395c438819087d7cb844ab5990c completed March 30, 2026, 2:07 p.m.
NER Named-entity recognition batch_69cc6672af10819084a6e50f0302f732 completed April 1, 2026, 12:27 a.m.
NED1 Entity disambiguation (via context triple) batch_69cfba5e887c8190851f2fb533653c6e completed April 3, 2026, 1:02 p.m.
NEDg Description generation batch_69cfbab0b0048190a0ad002787dddffa completed April 3, 2026, 1:03 p.m.
NED2 Entity disambiguation (via description) batch_69cfbb4f1f6881908ec9e419d175d044 completed April 3, 2026, 1:06 p.m.
Created at: March 30, 2026, 6:57 p.m.