Triple

T963300
Position Surface form Disambiguated ID Type / Status
Subject Prospect Park E20782 entity
Predicate hasPart P35 FINISHED
Object Prospect Park Tennis Center
Prospect Park Tennis Center is a public tennis facility in Brooklyn, New York, offering indoor and outdoor courts, lessons, and programs for players of all ages and skill levels.
 E113180 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: Prospect Park Tennis Center | Statement: [Prospect Park, hasPart, Prospect Park Tennis Center]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Prospect Park Tennis Center
Context triple: [Prospect Park, hasPart, Prospect Park Tennis Center]
  • A. Billie Jean King National Tennis Center
    The Billie Jean King National Tennis Center is a major tennis complex in New York City best known as the home of the US Open Grand Slam tournament.
  • B. Beren Tennis Center
    Beren Tennis Center is Harvard University's primary outdoor tennis complex, featuring multiple courts and facilities for collegiate training and competition.
  • C. George R. Brown Tennis Center
    The George R. Brown Tennis Center is a collegiate tennis complex located on the Rice University campus in Houston, Texas, serving as the home venue for the university’s tennis programs.
  • D. Tennis Center
    The Tennis Center in Central Park is a public recreational facility offering multiple tennis courts and related amenities within New York City's iconic urban park.
  • E. National Tennis Centre
    The National Tennis Centre is a premier tennis training and competition facility located at the University of Stirling in Scotland.
  • 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: Prospect Park Tennis Center
Triple: [Prospect Park, hasPart, Prospect Park Tennis Center]
Generated description
Prospect Park Tennis Center is a public tennis facility in Brooklyn, New York, offering indoor and outdoor courts, lessons, and programs for players of all ages and skill levels.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Prospect Park Tennis Center
Target entity description: Prospect Park Tennis Center is a public tennis facility in Brooklyn, New York, offering indoor and outdoor courts, lessons, and programs for players of all ages and skill levels.
  • A. Billie Jean King National Tennis Center
    The Billie Jean King National Tennis Center is a major tennis complex in New York City best known as the home of the US Open Grand Slam tournament.
  • B. Beren Tennis Center
    Beren Tennis Center is Harvard University's primary outdoor tennis complex, featuring multiple courts and facilities for collegiate training and competition.
  • C. George R. Brown Tennis Center
    The George R. Brown Tennis Center is a collegiate tennis complex located on the Rice University campus in Houston, Texas, serving as the home venue for the university’s tennis programs.
  • D. Tennis Center
    The Tennis Center in Central Park is a public recreational facility offering multiple tennis courts and related amenities within New York City's iconic urban park.
  • E. National Tennis Centre
    The National Tennis Centre is a premier tennis training and competition facility located at the University of Stirling in Scotland.
  • 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_69a493b21f2881908132dcf45dcd2f36 completed March 1, 2026, 7:29 p.m.
NER Named-entity recognition batch_69a4b416cf4c8190bd685227db25fb53 completed March 1, 2026, 9:48 p.m.
NED1 Entity disambiguation (via context triple) batch_69ac11a6107481909b152291a73958d3 completed March 7, 2026, 11:53 a.m.
NEDg Description generation batch_69ac12c5978481909be2d6e1ce85acd5 completed March 7, 2026, 11:57 a.m.
NED2 Entity disambiguation (via description) batch_69ac132f09448190b5f789f90328f81f completed March 7, 2026, 11:59 a.m.
Created at: March 1, 2026, 7:40 p.m.