Triple

T1745848
Position Surface form Disambiguated ID Type / Status
Subject Metro Vancouver E38333 entity
Predicate containsMunicipality P852 FINISHED
Object Langley City
Langley City is an urban municipality in British Columbia, Canada, located in the Fraser Valley as part of the Metro Vancouver region.
 E211415 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: Langley City | Statement: [Metro Vancouver, containsMunicipality, Langley City]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Langley City
Context triple: [Metro Vancouver, containsMunicipality, Langley City]
  • A. Richmond, British Columbia
    Richmond, British Columbia is a coastal city in Metro Vancouver known for its diverse population, extensive Asian cultural influence, and role as home to Vancouver International Airport.
  • B. Coquitlam
    Coquitlam is a suburban city in Metro Vancouver, British Columbia, known for its rapid growth, residential communities, and extensive parks and natural areas.
  • C. Kelowna
    Kelowna is a mid-sized city in the Okanagan Valley of south-central British Columbia, Canada, known for its wineries, orchards, and lakeside recreation on Okanagan Lake.
  • D. New Westminster
    New Westminster is a historic city in the Metro Vancouver region of British Columbia, Canada, situated along the Fraser River.
  • E. Squamish
    Squamish is a town in southwestern British Columbia, Canada, known for its dramatic coastal mountain scenery and outdoor recreation opportunities.
  • 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: Langley City
Triple: [Metro Vancouver, containsMunicipality, Langley City]
Generated description
Langley City is an urban municipality in British Columbia, Canada, located in the Fraser Valley as part of the Metro Vancouver region.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Langley City
Target entity description: Langley City is an urban municipality in British Columbia, Canada, located in the Fraser Valley as part of the Metro Vancouver region.
  • A. Richmond, British Columbia
    Richmond, British Columbia is a coastal city in Metro Vancouver known for its diverse population, extensive Asian cultural influence, and role as home to Vancouver International Airport.
  • B. Coquitlam
    Coquitlam is a suburban city in Metro Vancouver, British Columbia, known for its rapid growth, residential communities, and extensive parks and natural areas.
  • C. Kelowna
    Kelowna is a mid-sized city in the Okanagan Valley of south-central British Columbia, Canada, known for its wineries, orchards, and lakeside recreation on Okanagan Lake.
  • D. New Westminster
    New Westminster is a historic city in the Metro Vancouver region of British Columbia, Canada, situated along the Fraser River.
  • E. Squamish
    Squamish is a town in southwestern British Columbia, Canada, known for its dramatic coastal mountain scenery and outdoor recreation opportunities.
  • 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_69a8862b01a48190ab47209063af82d9 completed March 4, 2026, 7:21 p.m.
NER Named-entity recognition batch_69aa63e93f3481909f61d581f7a5bdfa completed March 6, 2026, 5:19 a.m.
NED1 Entity disambiguation (via context triple) batch_69adeaca5f348190a8c1be9948d960e6 completed March 8, 2026, 9:31 p.m.
NEDg Description generation batch_69adeb6e8fe08190a4732d42aa15ee8e completed March 8, 2026, 9:34 p.m.
NED2 Entity disambiguation (via description) batch_69adebea03a08190bd055e3e6460b5f4 completed March 8, 2026, 9:36 p.m.
Created at: March 4, 2026, 7:31 p.m.