Triple

T4675717
Position Surface form Disambiguated ID Type / Status
Subject West Chester, Pennsylvania E103674 entity
Predicate hasHistoricBuilding P1098 FINISHED
Object Chester County Prison
Chester County Prison is a historic former correctional facility in West Chester, Pennsylvania, notable for its 19th-century architecture and role in the county’s penal history.
 E462574 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: Chester County Prison | Statement: [West Chester, Pennsylvania, hasHistoricBuilding, Chester County Prison]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Chester County Prison
Context triple: [West Chester, Pennsylvania, hasHistoricBuilding, Chester County Prison]
  • A. Kent County Correctional Facility
    Kent County Correctional Facility is the main county jail complex serving Kent County, Michigan, housing inmates awaiting trial or serving short sentences under the jurisdiction of the county sheriff.
  • B. Holmesburg Prison
    Holmesburg Prison was a notorious Philadelphia correctional facility known for its harsh conditions, high-profile inmates, and later-revealed unethical medical experiments on prisoners.
  • C. 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.
  • 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. Cooper Street Correctional Facility
    Cooper Street Correctional Facility is a state-run prison in Jackson County, Michigan, that houses adult male inmates under the Michigan Department of Corrections.
  • 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: Chester County Prison
Triple: [West Chester, Pennsylvania, hasHistoricBuilding, Chester County Prison]
Generated description
Chester County Prison is a historic former correctional facility in West Chester, Pennsylvania, notable for its 19th-century architecture and role in the county’s penal history.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Chester County Prison
Target entity description: Chester County Prison is a historic former correctional facility in West Chester, Pennsylvania, notable for its 19th-century architecture and role in the county’s penal history.
  • A. Kent County Correctional Facility
    Kent County Correctional Facility is the main county jail complex serving Kent County, Michigan, housing inmates awaiting trial or serving short sentences under the jurisdiction of the county sheriff.
  • B. Holmesburg Prison
    Holmesburg Prison was a notorious Philadelphia correctional facility known for its harsh conditions, high-profile inmates, and later-revealed unethical medical experiments on prisoners.
  • C. 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.
  • 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. Cooper Street Correctional Facility
    Cooper Street Correctional Facility is a state-run prison in Jackson County, Michigan, that houses adult male inmates under the Michigan Department of Corrections.
  • 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_69bd43dda32c8190938b37744ca270fc completed March 20, 2026, 12:55 p.m.
NER Named-entity recognition batch_69bd63685cb88190ac1904e2c7eb6b61 completed March 20, 2026, 3:10 p.m.
NED1 Entity disambiguation (via context triple) batch_69be039c4c58819099e93e01badbade5 completed March 21, 2026, 2:34 a.m.
NEDg Description generation batch_69be0761fd8081909a078e5e526cb03c completed March 21, 2026, 2:50 a.m.
NED2 Entity disambiguation (via description) batch_69be07be0d1c8190b9ae7313e8151be9 completed March 21, 2026, 2:51 a.m.
Created at: March 20, 2026, 1:16 p.m.