Triple

T2982160
Position Surface form Disambiguated ID Type / Status
Subject Bowling for Columbine E80536 entity
Predicate mainSubject P3 FINISHED
Object Columbine High School massacre
The Columbine High School massacre was a 1999 school shooting in Littleton, Colorado, in which two students murdered 13 people and wounded many others before killing themselves, becoming a defining event in debates over gun violence and school safety in the United States.
E317029 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: Columbine High School massacre | Statement: [Bowling for Columbine, mainSubject, Columbine High School massacre]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Columbine High School massacre
Context triple: [Bowling for Columbine, mainSubject, Columbine High School massacre]
  • A. Sandy Hook
    Sandy Hook is a barrier spit and popular recreational area at the northern tip of the Jersey Shore in New Jersey, known for its beaches, historic lighthouse, and views of New York Harbor.
  • B. Watertown, Massachusetts shootout
    The Watertown, Massachusetts shootout was the intense armed confrontation in April 2013 between law enforcement and the Boston Marathon bombing suspects that led to one suspect’s death and the manhunt’s dramatic conclusion.
  • C. Columbine
    Columbine is a stock character from the Italian commedia dell'arte tradition, typically portrayed as a clever and flirtatious maid and the love interest of Pierrot or Harlequin.
  • D. Oklahoma City bombing
    The Oklahoma City bombing was a 1995 domestic terrorist truck bombing of the Alfred P. Murrah Federal Building that killed 168 people and remains one of the deadliest acts of terrorism in United States history.
  • E. Kent State shootings
    The Kent State shootings were a 1970 incident in which National Guard troops opened fire on unarmed students protesting the Vietnam War at Kent State University, killing four and wounding nine others.
  • 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: Columbine High School massacre
Triple: [Bowling for Columbine, mainSubject, Columbine High School massacre]
Generated description
The Columbine High School massacre was a 1999 school shooting in Littleton, Colorado, in which two students murdered 13 people and wounded many others before killing themselves, becoming a defining event in debates over gun violence and school safety in the United States.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Columbine High School massacre
Target entity description: The Columbine High School massacre was a 1999 school shooting in Littleton, Colorado, in which two students murdered 13 people and wounded many others before killing themselves, becoming a defining event in debates over gun violence and school safety in the United States.
  • A. Sandy Hook
    Sandy Hook is a barrier spit and popular recreational area at the northern tip of the Jersey Shore in New Jersey, known for its beaches, historic lighthouse, and views of New York Harbor.
  • B. Watertown, Massachusetts shootout
    The Watertown, Massachusetts shootout was the intense armed confrontation in April 2013 between law enforcement and the Boston Marathon bombing suspects that led to one suspect’s death and the manhunt’s dramatic conclusion.
  • C. Columbine
    Columbine is a stock character from the Italian commedia dell'arte tradition, typically portrayed as a clever and flirtatious maid and the love interest of Pierrot or Harlequin.
  • D. Oklahoma City bombing
    The Oklahoma City bombing was a 1995 domestic terrorist truck bombing of the Alfred P. Murrah Federal Building that killed 168 people and remains one of the deadliest acts of terrorism in United States history.
  • E. Kent State shootings
    The Kent State shootings were a 1970 incident in which National Guard troops opened fire on unarmed students protesting the Vietnam War at Kent State University, killing four and wounding nine others.
  • 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_69ad8b15f6ac8190be5fd16a33edcb4f completed March 8, 2026, 2:43 p.m.
NER Named-entity recognition batch_69ad99a1ed44819085ae6d39943db1d9 completed March 8, 2026, 3:45 p.m.
NED1 Entity disambiguation (via context triple) batch_69b108f5e5c88190b9dd0a67cb159854 completed March 11, 2026, 6:17 a.m.
NEDg Description generation batch_69b10b3967ac81908390d684f2fb23b2 completed March 11, 2026, 6:27 a.m.
NED2 Entity disambiguation (via description) batch_69b10f312ec88190b632639acbd024dc completed March 11, 2026, 6:44 a.m.
Created at: March 8, 2026, 2:58 p.m.