Triple

T856305
Position Surface form Disambiguated ID Type / Status
Subject Halifax E18498 entity
Predicate hasHistoricEvent P259 FINISHED
Object Halifax Explosion
The Halifax Explosion was a devastating 1917 maritime disaster in Nova Scotia, Canada, when a munitions-laden ship exploded in Halifax Harbour, killing thousands and leveling much of the city.
E101051 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: Halifax Explosion | Statement: [Halifax, hasHistoricEvent, Halifax Explosion]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Halifax Explosion
Context triple: [Halifax, hasHistoricEvent, Halifax Explosion]
  • A. Portsmouth Flotilla
    The Portsmouth Flotilla is a Royal Navy formation based at Her Majesty's Naval Base Portsmouth, comprising various ships and units responsible for maritime operations and support in UK and nearby waters.
  • B. Turner's Falls massacre
    The Turner's Falls massacre was a brutal 1676 attack by English colonial militia on a Native American encampment during King Philip's War, resulting in the deaths of many Indigenous people, including women and children.
  • C. Corfu incident
    The Corfu incident was a 1923 diplomatic and military crisis between Italy and Greece over the Italian occupation of the Greek island of Corfu, which became an early test of the League of Nations’ ability to manage international conflicts.
  • D. Sinking of ARA General Belgrano
    The Sinking of ARA General Belgrano was a controversial 1982 torpedo attack by the British submarine HMS Conqueror on an Argentine cruiser during the Falklands War, resulting in heavy loss of life and intense political debate.
  • E. Raid on St Nazaire
    The Raid on St Nazaire was a daring British commando attack in March 1942 that destroyed the vital Normandie dry dock in German-occupied France, crippling the Kriegsmarine’s ability to service large warships on the Atlantic coast.
  • 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: Halifax Explosion
Triple: [Halifax, hasHistoricEvent, Halifax Explosion]
Generated description
The Halifax Explosion was a devastating 1917 maritime disaster in Nova Scotia, Canada, when a munitions-laden ship exploded in Halifax Harbour, killing thousands and leveling much of the city.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Halifax Explosion
Target entity description: The Halifax Explosion was a devastating 1917 maritime disaster in Nova Scotia, Canada, when a munitions-laden ship exploded in Halifax Harbour, killing thousands and leveling much of the city.
  • A. Portsmouth Flotilla
    The Portsmouth Flotilla is a Royal Navy formation based at Her Majesty's Naval Base Portsmouth, comprising various ships and units responsible for maritime operations and support in UK and nearby waters.
  • B. Turner's Falls massacre
    The Turner's Falls massacre was a brutal 1676 attack by English colonial militia on a Native American encampment during King Philip's War, resulting in the deaths of many Indigenous people, including women and children.
  • C. Corfu incident
    The Corfu incident was a 1923 diplomatic and military crisis between Italy and Greece over the Italian occupation of the Greek island of Corfu, which became an early test of the League of Nations’ ability to manage international conflicts.
  • D. Sinking of ARA General Belgrano
    The Sinking of ARA General Belgrano was a controversial 1982 torpedo attack by the British submarine HMS Conqueror on an Argentine cruiser during the Falklands War, resulting in heavy loss of life and intense political debate.
  • E. Raid on St Nazaire
    The Raid on St Nazaire was a daring British commando attack in March 1942 that destroyed the vital Normandie dry dock in German-occupied France, crippling the Kriegsmarine’s ability to service large warships on the Atlantic coast.
  • 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_69a4938bdd3c8190a954a3c11844d9cf completed March 1, 2026, 7:29 p.m.
NER Named-entity recognition batch_69a4ac3c172481908ed164ee1579ec28 completed March 1, 2026, 9:14 p.m.
NED1 Entity disambiguation (via context triple) batch_69a7a3bfcf308190b1ffc63ccd32cc66 completed March 4, 2026, 3:15 a.m.
NEDg Description generation batch_69a7a4416144819099d6388fac05f475 completed March 4, 2026, 3:17 a.m.
NED2 Entity disambiguation (via description) batch_69a7a4b346b88190a264742a3f6ab2d1 completed March 4, 2026, 3:19 a.m.
Created at: March 1, 2026, 7:39 p.m.