Triple

T3222468
Position Surface form Disambiguated ID Type / Status
Subject Soviet Arctic expeditions E67540 entity
Predicate notableVessel P3345 FINISHED
Object icebreaker Chelyuskin
Icebreaker Chelyuskin was a Soviet steamship famed for its ill-fated 1933–34 Arctic voyage, during which it was crushed by pack ice and sank, prompting a dramatic and widely publicized rescue of its crew.
E343089 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: icebreaker Chelyuskin | Statement: [Soviet Arctic expeditions, notableVessel, icebreaker Chelyuskin]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: icebreaker Chelyuskin
Context triple: [Soviet Arctic expeditions, notableVessel, icebreaker Chelyuskin]
  • A. icebreaker Sibiryakov
    Icebreaker Sibiryakov was a Soviet vessel famed for pioneering Arctic navigation, including the first non-stop voyage along the Northern Sea Route.
  • B. icebreaker Krasin
    Icebreaker Krasin is a historic Russian icebreaking vessel renowned for its pioneering Arctic voyages and dramatic rescue missions in the early 20th century.
  • C. M/V Kennicott
    M/V Kennicott is a mainline Alaska Marine Highway System ferry that provides passenger, vehicle, and cargo service to coastal communities across Alaska.
  • D. M/V Chenega
    M/V Chenega is a high-speed passenger and vehicle ferry that operated as part of Alaska’s state-run Alaska Marine Highway System, serving coastal communities in Southeast and Southcentral Alaska.
  • E. M/V Matanuska
    M/V Matanuska is a mainline roll-on/roll-off passenger and vehicle ferry serving coastal communities in Alaska as part of the state’s marine highway network.
  • 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: icebreaker Chelyuskin
Triple: [Soviet Arctic expeditions, notableVessel, icebreaker Chelyuskin]
Generated description
Icebreaker Chelyuskin was a Soviet steamship famed for its ill-fated 1933–34 Arctic voyage, during which it was crushed by pack ice and sank, prompting a dramatic and widely publicized rescue of its crew.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: icebreaker Chelyuskin
Target entity description: Icebreaker Chelyuskin was a Soviet steamship famed for its ill-fated 1933–34 Arctic voyage, during which it was crushed by pack ice and sank, prompting a dramatic and widely publicized rescue of its crew.
  • A. icebreaker Sibiryakov
    Icebreaker Sibiryakov was a Soviet vessel famed for pioneering Arctic navigation, including the first non-stop voyage along the Northern Sea Route.
  • B. icebreaker Krasin
    Icebreaker Krasin is a historic Russian icebreaking vessel renowned for its pioneering Arctic voyages and dramatic rescue missions in the early 20th century.
  • C. M/V Kennicott
    M/V Kennicott is a mainline Alaska Marine Highway System ferry that provides passenger, vehicle, and cargo service to coastal communities across Alaska.
  • D. M/V Chenega
    M/V Chenega is a high-speed passenger and vehicle ferry that operated as part of Alaska’s state-run Alaska Marine Highway System, serving coastal communities in Southeast and Southcentral Alaska.
  • E. M/V Matanuska
    M/V Matanuska is a mainline roll-on/roll-off passenger and vehicle ferry serving coastal communities in Alaska as part of the state’s marine highway network.
  • 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_69ad858b8adc8190ad989712c87a476b completed March 8, 2026, 2:19 p.m.
NER Named-entity recognition batch_69adae196da8819086fdcf5d2b21a702 completed March 8, 2026, 5:12 p.m.
NED1 Entity disambiguation (via context triple) batch_69b28e9479fc819092442f50d0b883f8 completed March 12, 2026, 9:59 a.m.
NEDg Description generation batch_69b2966f189c8190bb56daea54be8a93 completed March 12, 2026, 10:33 a.m.
NED2 Entity disambiguation (via description) batch_69b2d6bf36988190b394766e9821047c completed March 12, 2026, 3:07 p.m.
Created at: March 8, 2026, 3:08 p.m.