Triple

T1888365
Position Surface form Disambiguated ID Type / Status
Subject Playhouse Square E41812 entity
Predicate ownedBy P347 FINISHED
Object Playhouse Square Foundation
Playhouse Square Foundation is the nonprofit organization that operates and preserves Cleveland’s historic Playhouse Square performing arts center complex.
 E41812 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: Playhouse Square Foundation | Statement: [Playhouse Square, ownedBy, Playhouse Square Foundation]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Playhouse Square Foundation
Context triple: [Playhouse Square, ownedBy, Playhouse Square Foundation]
  • A. Playhouse Square
    Playhouse Square is a renowned performing arts center in downtown Cleveland, Ohio, known for its historic theaters and status as one of the largest theater districts in the United States.
  • B. Carnegie Museum of Art
    The Carnegie Museum of Art is a major fine arts museum in Pittsburgh renowned for its extensive collection of contemporary and modern art and its influential role in American museum practice.
  • C. Phipps Conservatory and Botanical Gardens
    Phipps Conservatory and Botanical Gardens is a historic glasshouse and botanical garden complex in Pittsburgh, Pennsylvania, renowned for its elaborate plant collections, seasonal flower shows, and sustainable, green-building initiatives.
  • D. University Park Public Library
    University Park Public Library is a community library serving the residents of University Park with access to books, media, and educational resources.
  • E. Old College Square
    Old College Square is the historic central parade ground of the Royal Military College Sandhurst, used for ceremonial events and military drills.
  • 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: Playhouse Square Foundation
Triple: [Playhouse Square, ownedBy, Playhouse Square Foundation]
Generated description
Playhouse Square Foundation is the nonprofit organization that operates and preserves Cleveland’s historic Playhouse Square performing arts center complex.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Playhouse Square Foundation
Target entity description: Playhouse Square Foundation is the nonprofit organization that operates and preserves Cleveland’s historic Playhouse Square performing arts center complex.
  • A. Playhouse Square chosen
    Playhouse Square is a renowned performing arts center in downtown Cleveland, Ohio, known for its historic theaters and status as one of the largest theater districts in the United States.
  • B. Carnegie Museum of Art
    The Carnegie Museum of Art is a major fine arts museum in Pittsburgh renowned for its extensive collection of contemporary and modern art and its influential role in American museum practice.
  • C. Phipps Conservatory and Botanical Gardens
    Phipps Conservatory and Botanical Gardens is a historic glasshouse and botanical garden complex in Pittsburgh, Pennsylvania, renowned for its elaborate plant collections, seasonal flower shows, and sustainable, green-building initiatives.
  • D. University Park Public Library
    University Park Public Library is a community library serving the residents of University Park with access to books, media, and educational resources.
  • E. Old College Square
    Old College Square is the historic central parade ground of the Royal Military College Sandhurst, used for ceremonial events and military drills.
  • F. None of above.

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_69a8864b6de0819098d089f6a1b910a7 completed March 4, 2026, 7:21 p.m.
NER Named-entity recognition batch_69abb12382b481908cd26b56f8558226 completed March 7, 2026, 5:01 a.m.
NED1 Entity disambiguation (via context triple) batch_69addf665bd48190b08ff5159333b99b completed March 8, 2026, 8:43 p.m.
NEDg Description generation batch_69ade02321b881909e8bb087f6c3acd4 completed March 8, 2026, 8:46 p.m.
NED2 Entity disambiguation (via description) batch_69ade0d3f77481909cb4c9a57a9fb6a7 completed March 8, 2026, 8:49 p.m.
Created at: March 4, 2026, 7:34 p.m.