Triple

T21289475
Position Surface form Disambiguated ID Type / Status
Subject Arthur Laing Bridge E524746 entity
Predicate locatedOn P40 FINISHED
Object North Arm of the Fraser River — NE NERFINISHED

How this triple was built (3 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: North Arm of the Fraser River | Statement: [Arthur Laing Bridge, locatedOn, North Arm of the Fraser River]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: North Arm of the Fraser River
Context triple: [Arthur Laing Bridge, locatedOn, North Arm of the Fraser River]
  • A. Coquitlam River
    The Coquitlam River is a tributary of the Fraser River in British Columbia, Canada, known for flowing through the city of Coquitlam and supporting local recreation and salmon habitats.
  • B. Nanaimo River
    The Nanaimo River is a river on Vancouver Island in British Columbia, Canada, known for its salmon runs, recreational opportunities, and role in draining into the Strait of Georgia near the city of Nanaimo.
  • C. Cultus River
    Cultus River is a short mountain river in central Oregon that drains the clear waters of Cultus Lake through forested terrain in the Cascade Range.
  • D. Lillooet River
    The Lillooet River is a major river in southwestern British Columbia, Canada, flowing through mountainous terrain and valleys before ultimately draining into Harrison Lake.
  • E. Fraser River
    The Fraser River is a mountain river in Colorado that flows through the Fraser Valley and joins the Colorado River near Granby.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: North Arm of the Fraser River
Target entity description: The North Arm of the Fraser River is a major distributary channel of the Fraser River in Metro Vancouver, British Columbia, forming an important waterway between the city and the Strait of Georgia.
  • A. Coquitlam River
    The Coquitlam River is a tributary of the Fraser River in British Columbia, Canada, known for flowing through the city of Coquitlam and supporting local recreation and salmon habitats.
  • B. Nanaimo River
    The Nanaimo River is a river on Vancouver Island in British Columbia, Canada, known for its salmon runs, recreational opportunities, and role in draining into the Strait of Georgia near the city of Nanaimo.
  • C. Cultus River
    Cultus River is a short mountain river in central Oregon that drains the clear waters of Cultus Lake through forested terrain in the Cascade Range.
  • D. Lillooet River
    The Lillooet River is a major river in southwestern British Columbia, Canada, flowing through mountainous terrain and valleys before ultimately draining into Harrison Lake.
  • E. Fraser River
    The Fraser River is a mountain river in Colorado that flows through the Fraser Valley and joins the Colorado River near Granby.
  • F. None of above. chosen

Provenance (2 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_69e0b5171f6c8190a5d57201ede73811 completed April 16, 2026, 10:08 a.m.
NER Named-entity recognition batch_69e736d882408190a2300327cb73b7f6 completed April 21, 2026, 8:35 a.m.
Created at: April 16, 2026, 4:03 p.m.