Triple

T12661354
Position Surface form Disambiguated ID Type / Status
Subject HM Prison Manchester E302430 entity
Predicate knownFor P22 FINISHED
Object 1990 Strangeways Prison riot
The 1990 Strangeways Prison riot was a major prison disturbance in Manchester, England, that lasted 25 days, involved thousands of inmates, and led to significant reforms in the UK prison system.
E996393 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: 1990 Strangeways Prison riot | Statement: [HM Prison Manchester, knownFor, 1990 Strangeways Prison riot]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: 1990 Strangeways Prison riot
Context triple: [HM Prison Manchester, knownFor, 1990 Strangeways Prison riot]
  • A. Attica Prison uprising
    The Attica Prison uprising was a major 1971 revolt by inmates at the Attica Correctional Facility in New York that ended in a deadly state assault and became a symbol of prisoners’ rights and state violence in the United States.
  • B. 1981 Brixton riot
    The 1981 Brixton riot was a major outbreak of civil unrest in south London sparked by tensions between the local Black community and the police, and it became a defining moment in modern British race relations and policing policy.
  • C. Beacon Mental Hospital incident
    The Beacon Mental Hospital incident is a catastrophic and surreal massacre at a psychiatric facility that serves as the central triggering event in the survival horror game The Evil Within.
  • D. Palace of Justice siege
    The Palace of Justice siege was a 1985 armed takeover of Colombia’s Supreme Court building by the M-19 guerrilla group, followed by a deadly military retaking that resulted in over 100 deaths and the destruction of much of the court.
  • E. Salt Riot
    The Salt Riot was a major 1648 uprising in Moscow sparked by unpopular salt taxes and broader discontent with corruption and hardship during the early reign of Tsar Alexis of Russia.
  • 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: 1990 Strangeways Prison riot
Triple: [HM Prison Manchester, knownFor, 1990 Strangeways Prison riot]
Generated description
The 1990 Strangeways Prison riot was a major prison disturbance in Manchester, England, that lasted 25 days, involved thousands of inmates, and led to significant reforms in the UK prison system.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: 1990 Strangeways Prison riot
Target entity description: The 1990 Strangeways Prison riot was a major prison disturbance in Manchester, England, that lasted 25 days, involved thousands of inmates, and led to significant reforms in the UK prison system.
  • A. Attica Prison uprising
    The Attica Prison uprising was a major 1971 revolt by inmates at the Attica Correctional Facility in New York that ended in a deadly state assault and became a symbol of prisoners’ rights and state violence in the United States.
  • B. 1981 Brixton riot
    The 1981 Brixton riot was a major outbreak of civil unrest in south London sparked by tensions between the local Black community and the police, and it became a defining moment in modern British race relations and policing policy.
  • C. Beacon Mental Hospital incident
    The Beacon Mental Hospital incident is a catastrophic and surreal massacre at a psychiatric facility that serves as the central triggering event in the survival horror game The Evil Within.
  • D. Palace of Justice siege
    The Palace of Justice siege was a 1985 armed takeover of Colombia’s Supreme Court building by the M-19 guerrilla group, followed by a deadly military retaking that resulted in over 100 deaths and the destruction of much of the court.
  • E. Salt Riot
    The Salt Riot was a major 1648 uprising in Moscow sparked by unpopular salt taxes and broader discontent with corruption and hardship during the early reign of Tsar Alexis of Russia.
  • 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_69d7bded71a88190bb76e2413af9ea66 completed April 9, 2026, 2:55 p.m.
NER Named-entity recognition batch_69d9617b07ec8190b714f04ae6654060 completed April 10, 2026, 8:45 p.m.
NED1 Entity disambiguation (via context triple) batch_69f6688819fc8190bc03a1a11f96d25f completed May 2, 2026, 9:11 p.m.
NEDg Description generation batch_69f669c9454081909d39d5bb7082fb00 completed May 2, 2026, 9:16 p.m.
NED2 Entity disambiguation (via description) batch_69f66b619c88819098acbfb60fac9921 completed May 2, 2026, 9:23 p.m.
Created at: April 9, 2026, 5:19 p.m.