Triple

T186000
Position Surface form Disambiguated ID Type / Status
Subject Assassination of Abraham Lincoln E3981 entity
Predicate weaponUsed P706 FINISHED
Object Derringer pistol
The Derringer pistol is a small, easily concealed single-shot handgun historically infamous as the type of weapon used to kill U.S. President Abraham Lincoln.
E23553 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: Derringer pistol | Statement: [Assassination of Abraham Lincoln, weaponUsed, Derringer pistol]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Derringer pistol
Context triple: [Assassination of Abraham Lincoln, weaponUsed, Derringer pistol]
  • A. Beretta M1934 pistol
    The Beretta M1934 pistol is an Italian semi-automatic handgun widely used in the mid-20th century, notably as the firearm employed in the assassination of Mahatma Gandhi.
  • B. Beryl assault rifle
    The Beryl assault rifle is a Polish-designed 5.56×45mm NATO service rifle widely used as the primary infantry weapon of Poland’s armed forces.
  • C. SA80 assault rifle
    The SA80 assault rifle is the standard-issue bullpup infantry weapon of the British Armed Forces, known for its compact design and multiple modernization upgrades since its introduction in the 1980s.
  • D. Mauser BK-27 27 mm cannon
    The Mauser BK-27 is a German-designed 27 mm revolver cannon widely used in modern fighter aircraft for high-rate, accurate air-to-air and air-to-ground fire.
  • E. Brimstone missile
    The Brimstone missile is a British air-launched, precision-guided anti-armor and multi-role strike weapon designed for high accuracy against moving and static targets with minimal collateral damage.
  • 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: Derringer pistol
Triple: [Assassination of Abraham Lincoln, weaponUsed, Derringer pistol]
Generated description
The Derringer pistol is a small, easily concealed single-shot handgun historically infamous as the type of weapon used to kill U.S. President Abraham Lincoln.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Derringer pistol
Target entity description: The Derringer pistol is a small, easily concealed single-shot handgun historically infamous as the type of weapon used to kill U.S. President Abraham Lincoln.
  • A. Beretta M1934 pistol
    The Beretta M1934 pistol is an Italian semi-automatic handgun widely used in the mid-20th century, notably as the firearm employed in the assassination of Mahatma Gandhi.
  • B. Beryl assault rifle
    The Beryl assault rifle is a Polish-designed 5.56×45mm NATO service rifle widely used as the primary infantry weapon of Poland’s armed forces.
  • C. SA80 assault rifle
    The SA80 assault rifle is the standard-issue bullpup infantry weapon of the British Armed Forces, known for its compact design and multiple modernization upgrades since its introduction in the 1980s.
  • D. Mauser BK-27 27 mm cannon
    The Mauser BK-27 is a German-designed 27 mm revolver cannon widely used in modern fighter aircraft for high-rate, accurate air-to-air and air-to-ground fire.
  • E. Brimstone missile
    The Brimstone missile is a British air-launched, precision-guided anti-armor and multi-role strike weapon designed for high accuracy against moving and static targets with minimal collateral damage.
  • 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_69a25497e2f08190a040f8c6e1842643 completed Feb. 28, 2026, 2:36 a.m.
NER Named-entity recognition batch_69a25bc834388190a93ec1ab0d5946de completed Feb. 28, 2026, 3:06 a.m.
NED1 Entity disambiguation (via context triple) batch_69a2fd0577588190a91be504e3c9f0ab completed Feb. 28, 2026, 2:34 p.m.
NEDg Description generation batch_69a2fe0b1c148190854569c3f6e03a91 completed Feb. 28, 2026, 2:39 p.m.
NED2 Entity disambiguation (via description) batch_69a2fe7676488190b0d126a7d3d75b5f completed Feb. 28, 2026, 2:40 p.m.
Created at: Feb. 28, 2026, 2:40 a.m.