Triple

T7198867
Position Surface form Disambiguated ID Type / Status
Subject James Earl Ray E168685 entity
Predicate imprisonedIn P6022 FINISHED
Object Riverbend Maximum Security Institution
Riverbend Maximum Security Institution is a high-security state prison in Nashville, Tennessee, known for housing dangerous offenders including James Earl Ray, the convicted assassin of Martin Luther King Jr.
E648692 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: Riverbend Maximum Security Institution | Statement: [James Earl Ray, imprisonedIn, Riverbend Maximum Security Institution]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Riverbend Maximum Security Institution
Context triple: [James Earl Ray, imprisonedIn, Riverbend Maximum Security Institution]
  • A. Ellis Unit
    Ellis Unit is a management area within Washington State’s Willapa National Wildlife Refuge, known for its protected coastal habitats and wildlife conservation.
  • B. Mill Creek Correctional Facility
    Mill Creek Correctional Facility is a minimum-security state prison in Salem, Oregon, that houses adult male inmates and focuses on work and rehabilitation programs.
  • C. Richard J. Donovan Correctional Facility
    Richard J. Donovan Correctional Facility is a California state prison located near San Diego that houses medium- to maximum-security inmates, including several high-profile prisoners.
  • D. Two Rivers Correctional Institution
    Two Rivers Correctional Institution is a state prison facility in Oregon that houses adult inmates under the management of the Oregon Department of Corrections.
  • E. Clinton Correctional Facility
    Clinton Correctional Facility is a maximum-security state prison in Dannemora, New York, known for housing high-profile inmates and its long-standing role in the New York prison system.
  • 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: Riverbend Maximum Security Institution
Triple: [James Earl Ray, imprisonedIn, Riverbend Maximum Security Institution]
Generated description
Riverbend Maximum Security Institution is a high-security state prison in Nashville, Tennessee, known for housing dangerous offenders including James Earl Ray, the convicted assassin of Martin Luther King Jr.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Riverbend Maximum Security Institution
Target entity description: Riverbend Maximum Security Institution is a high-security state prison in Nashville, Tennessee, known for housing dangerous offenders including James Earl Ray, the convicted assassin of Martin Luther King Jr.
  • A. Ellis Unit
    Ellis Unit is a management area within Washington State’s Willapa National Wildlife Refuge, known for its protected coastal habitats and wildlife conservation.
  • B. Mill Creek Correctional Facility
    Mill Creek Correctional Facility is a minimum-security state prison in Salem, Oregon, that houses adult male inmates and focuses on work and rehabilitation programs.
  • C. Richard J. Donovan Correctional Facility
    Richard J. Donovan Correctional Facility is a California state prison located near San Diego that houses medium- to maximum-security inmates, including several high-profile prisoners.
  • D. Two Rivers Correctional Institution
    Two Rivers Correctional Institution is a state prison facility in Oregon that houses adult inmates under the management of the Oregon Department of Corrections.
  • E. Clinton Correctional Facility
    Clinton Correctional Facility is a maximum-security state prison in Dannemora, New York, known for housing high-profile inmates and its long-standing role in the New York prison system.
  • 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_69c68a5376748190bb500f03df86e93e completed March 27, 2026, 1:46 p.m.
NER Named-entity recognition batch_69c6e92b8bc08190bfcdd34ce42e3448 completed March 27, 2026, 8:31 p.m.
NED1 Entity disambiguation (via context triple) batch_69c7bfac10c88190ad83da6a137abd27 completed March 28, 2026, 11:46 a.m.
NEDg Description generation batch_69c7c039bb708190b4ac14e19974774a completed March 28, 2026, 11:49 a.m.
NED2 Entity disambiguation (via description) batch_69c7c123c4b48190a76fb869f7abc553 completed March 28, 2026, 11:53 a.m.
Created at: March 27, 2026, 2:52 p.m.