Triple

T9951908
Position Surface form Disambiguated ID Type / Status
Subject New Westminster E195349 entity
Predicate hasRailStation P726 FINISHED
Object Columbia station
Columbia station is an elevated SkyTrain rapid transit station in New Westminster, British Columbia, serving Metro Vancouver’s Expo and Millennium Lines.
E833192 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 station | Statement: [New Westminster, hasRailStation, Columbia station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Columbia station
Context triple: [New Westminster, hasRailStation, Columbia 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. 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.
  • C. Madison station
    Madison station is a commuter rail stop in Madison, Connecticut, served by Shore Line East trains along the Northeast Corridor.
  • D. Snyder station
    Snyder station is an underground rapid transit stop on SEPTA’s Broad Street Line serving South Philadelphia.
  • E. Clinton station
    Clinton station is a commuter rail stop in Clinton, Connecticut, served by the Shore Line East 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 station
Triple: [New Westminster, hasRailStation, Columbia station]
Generated description
Columbia station is an elevated SkyTrain rapid transit station in New Westminster, British Columbia, serving Metro Vancouver’s Expo and Millennium Lines.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Columbia station
Target entity description: Columbia station is an elevated SkyTrain rapid transit station in New Westminster, British Columbia, serving Metro Vancouver’s Expo and Millennium Lines.
  • 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. 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.
  • C. Madison station
    Madison station is a commuter rail stop in Madison, Connecticut, served by Shore Line East trains along the Northeast Corridor.
  • D. Snyder station
    Snyder station is an underground rapid transit stop on SEPTA’s Broad Street Line serving South Philadelphia.
  • E. Clinton station
    Clinton station is a commuter rail stop in Clinton, Connecticut, served by the Shore Line East 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_69ca82e96a108190932bd1fc4acd73a0 completed March 30, 2026, 2:04 p.m.
NER Named-entity recognition batch_69cdb6922f888190b5c4b58fbe21bea2 completed April 2, 2026, 12:21 a.m.
NED1 Entity disambiguation (via context triple) batch_69d257a164308190b88432b914ea7f1a completed April 5, 2026, 12:37 p.m.
NEDg Description generation batch_69d25924eb2481909dbf135c387051e3 completed April 5, 2026, 12:44 p.m.
NED2 Entity disambiguation (via description) batch_69d259b292c88190818f512f90a641f3 completed April 5, 2026, 12:46 p.m.
Created at: March 30, 2026, 8:46 p.m.