Triple

T15605751
Position Surface form Disambiguated ID Type / Status
Subject Arrow Lakes Reservoir E375155 entity
Predicate formedFrom P402 FINISHED
Object Lower Arrow Lake
Lower Arrow Lake is a long, narrow lake in southeastern British Columbia, Canada, that forms the southern portion of the Arrow Lakes system along the Columbia River.
E1167966 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: Lower Arrow Lake | Statement: [Arrow Lakes Reservoir, formedFrom, Lower Arrow Lake]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Lower Arrow Lake
Context triple: [Arrow Lakes Reservoir, formedFrom, Lower Arrow Lake]
  • A. Upper Arrow Lake
    Upper Arrow Lake is a long, narrow glacial lake in southeastern British Columbia, Canada, forming part of the Columbia River system and known for its scenic mountain surroundings and role in regional hydroelectric development.
  • B. Threenarrows Lake
    Threenarrows Lake is a remote backcountry lake in Ontario’s Killarney Provincial Park, known for its rugged wilderness setting and canoe-camping opportunities.
  • C. Kintla Lake
    Kintla Lake is a remote, scenic glacial lake in the northwestern corner of Glacier National Park in Montana, known for its clear waters, surrounding rugged peaks, and backcountry camping opportunities.
  • D. Bowman Lake
    Bowman Lake is a scenic, remote glacial lake in the northwestern part of Montana’s Glacier National Park, known for its clear waters, mountain views, and backcountry recreation.
  • E. Swiftcurrent Lake
    Swiftcurrent Lake is a scenic alpine lake in Montana’s Glacier National Park, known for its clear waters, surrounding peaks, and popularity for hiking, boating, and wildlife viewing.
  • 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: Lower Arrow Lake
Triple: [Arrow Lakes Reservoir, formedFrom, Lower Arrow Lake]
Generated description
Lower Arrow Lake is a long, narrow lake in southeastern British Columbia, Canada, that forms the southern portion of the Arrow Lakes system along the Columbia River.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Lower Arrow Lake
Target entity description: Lower Arrow Lake is a long, narrow lake in southeastern British Columbia, Canada, that forms the southern portion of the Arrow Lakes system along the Columbia River.
  • A. Upper Arrow Lake
    Upper Arrow Lake is a long, narrow glacial lake in southeastern British Columbia, Canada, forming part of the Columbia River system and known for its scenic mountain surroundings and role in regional hydroelectric development.
  • B. Threenarrows Lake
    Threenarrows Lake is a remote backcountry lake in Ontario’s Killarney Provincial Park, known for its rugged wilderness setting and canoe-camping opportunities.
  • C. Kintla Lake
    Kintla Lake is a remote, scenic glacial lake in the northwestern corner of Glacier National Park in Montana, known for its clear waters, surrounding rugged peaks, and backcountry camping opportunities.
  • D. Bowman Lake
    Bowman Lake is a scenic, remote glacial lake in the northwestern part of Montana’s Glacier National Park, known for its clear waters, mountain views, and backcountry recreation.
  • E. Swiftcurrent Lake
    Swiftcurrent Lake is a scenic alpine lake in Montana’s Glacier National Park, known for its clear waters, surrounding peaks, and popularity for hiking, boating, and wildlife viewing.
  • 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_69d85ccf2794819096cda4cbcb02d478 completed April 10, 2026, 2:13 a.m.
NER Named-entity recognition batch_69e04e7d9328819090e93d55881269a5 completed April 16, 2026, 2:50 a.m.
NED1 Entity disambiguation (via context triple) batch_69ff5f37383c81909d0efce84508a034 completed May 9, 2026, 4:22 p.m.
NEDg Description generation batch_69ff608edeec8190a7f847c682772cd4 completed May 9, 2026, 4:27 p.m.
NED2 Entity disambiguation (via description) batch_69ff6136a8c88190a83ad9232a338082 completed May 9, 2026, 4:30 p.m.
Created at: April 10, 2026, 4:12 a.m.