Triple

T4623999
Position Surface form Disambiguated ID Type / Status
Subject Halifax Explosion E101051 entity
Predicate mainParticipant P2434 FINISHED
Object SS Imo
SS Imo was a Norwegian cargo ship best known for its catastrophic collision with the munitions-laden SS Mont-Blanc in 1917, which triggered the devastating Halifax Explosion.
E456307 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: SS Imo | Statement: [Halifax Explosion, mainParticipant, SS Imo]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: SS Imo
Context triple: [Halifax Explosion, mainParticipant, SS Imo]
  • A. SS Maheno
    SS Maheno was an early 20th-century ocean liner that later became a famous shipwreck landmark on Fraser Island, Australia.
  • B. M/V Columbia
    M/V Columbia is a mainline passenger and vehicle ferry that serves as one of the flagship vessels of the Alaska Marine Highway System, operating along coastal routes in Alaska and the Pacific Northwest.
  • C. SS Nomadic
    SS Nomadic is a preserved early 20th-century tender ship built to serve RMS Titanic and now a historic museum vessel in Belfast.
  • D. M/V Fairweather
    M/V Fairweather is a high-speed catamaran ferry that operated in Alaska’s Marine Highway System, providing fast passenger and vehicle service between coastal communities.
  • E. M/V Tustumena
    M/V Tustumena is a rugged Alaska Marine Highway ferry known for serving remote coastal communities and challenging open-ocean routes in the Gulf of Alaska and Aleutian Islands.
  • 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: SS Imo
Triple: [Halifax Explosion, mainParticipant, SS Imo]
Generated description
SS Imo was a Norwegian cargo ship best known for its catastrophic collision with the munitions-laden SS Mont-Blanc in 1917, which triggered the devastating Halifax Explosion.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: SS Imo
Target entity description: SS Imo was a Norwegian cargo ship best known for its catastrophic collision with the munitions-laden SS Mont-Blanc in 1917, which triggered the devastating Halifax Explosion.
  • A. SS Maheno
    SS Maheno was an early 20th-century ocean liner that later became a famous shipwreck landmark on Fraser Island, Australia.
  • B. M/V Columbia
    M/V Columbia is a mainline passenger and vehicle ferry that serves as one of the flagship vessels of the Alaska Marine Highway System, operating along coastal routes in Alaska and the Pacific Northwest.
  • C. SS Nomadic
    SS Nomadic is a preserved early 20th-century tender ship built to serve RMS Titanic and now a historic museum vessel in Belfast.
  • D. M/V Fairweather
    M/V Fairweather is a high-speed catamaran ferry that operated in Alaska’s Marine Highway System, providing fast passenger and vehicle service between coastal communities.
  • E. M/V Tustumena
    M/V Tustumena is a rugged Alaska Marine Highway ferry known for serving remote coastal communities and challenging open-ocean routes in the Gulf of Alaska and Aleutian Islands.
  • 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_69bd43d0497c8190ac23c65c5804846a completed March 20, 2026, 12:55 p.m.
NER Named-entity recognition batch_69bd5a06d6248190a613be9784dd1ef4 completed March 20, 2026, 2:30 p.m.
NED1 Entity disambiguation (via context triple) batch_69bdfaa564988190b565c26b9cd3d3be completed March 21, 2026, 1:55 a.m.
NEDg Description generation batch_69bdfb6fa3fc8190b79b641025710eb1 completed March 21, 2026, 1:59 a.m.
NED2 Entity disambiguation (via description) batch_69bdfbeddd7c8190955bd3363fec4ca1 completed March 21, 2026, 2:01 a.m.
Created at: March 20, 2026, 1:13 p.m.