Triple

T137512
Position Surface form Disambiguated ID Type / Status
Subject Monumental Sports & Entertainment E2778 entity
Predicate owns P347 FINISHED
Object MedStar Health Performance Center
MedStar Health Performance Center is a state-of-the-art sports training and practice facility associated with Monumental Sports & Entertainment’s professional teams in Washington, D.C.
 E16038 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: MedStar Health Performance Center | Statement: [Monumental Sports & Entertainment, owns, MedStar Health Performance Center]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: MedStar Health Performance Center
Context triple: [Monumental Sports & Entertainment, owns, MedStar Health Performance Center]
  • A. Inova Alexandria Hospital
    Inova Alexandria Hospital is a major community hospital in Northern Virginia that provides a wide range of medical and surgical services to residents of Alexandria and the surrounding region.
  • B. George Washington University Hospital
    George Washington University Hospital is a major academic medical center in Washington, D.C., affiliated with George Washington University and known for providing comprehensive tertiary and emergency care.
  • C. St. Mary’s Hospital Center
    St. Mary’s Hospital Center is a Montreal-based healthcare institution that serves as a major teaching hospital within the McGill University medical network.
  • D. Penn Presbyterian Medical Center
    Penn Presbyterian Medical Center is a major teaching hospital in Philadelphia affiliated with the University of Pennsylvania’s health system, known for advanced specialty care and medical research.
  • E. Duke Clinical Research Institute
    Duke Clinical Research Institute is a leading academic research organization specializing in the design, conduct, and analysis of clinical trials and health outcomes studies across a wide range of medical fields.
  • 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: MedStar Health Performance Center
Triple: [Monumental Sports & Entertainment, owns, MedStar Health Performance Center]
Generated description
MedStar Health Performance Center is a state-of-the-art sports training and practice facility associated with Monumental Sports & Entertainment’s professional teams in Washington, D.C.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: MedStar Health Performance Center
Target entity description: MedStar Health Performance Center is a state-of-the-art sports training and practice facility associated with Monumental Sports & Entertainment’s professional teams in Washington, D.C.
  • A. Inova Alexandria Hospital
    Inova Alexandria Hospital is a major community hospital in Northern Virginia that provides a wide range of medical and surgical services to residents of Alexandria and the surrounding region.
  • B. George Washington University Hospital
    George Washington University Hospital is a major academic medical center in Washington, D.C., affiliated with George Washington University and known for providing comprehensive tertiary and emergency care.
  • C. St. Mary’s Hospital Center
    St. Mary’s Hospital Center is a Montreal-based healthcare institution that serves as a major teaching hospital within the McGill University medical network.
  • D. Penn Presbyterian Medical Center
    Penn Presbyterian Medical Center is a major teaching hospital in Philadelphia affiliated with the University of Pennsylvania’s health system, known for advanced specialty care and medical research.
  • E. Duke Clinical Research Institute
    Duke Clinical Research Institute is a leading academic research organization specializing in the design, conduct, and analysis of clinical trials and health outcomes studies across a wide range of medical fields.
  • 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_69a2521e35c08190b28e5c9f1e3c9b59 completed Feb. 28, 2026, 2:25 a.m.
NER Named-entity recognition batch_69a257a6cab88190944c8f74d8d1605c completed Feb. 28, 2026, 2:49 a.m.
NED1 Entity disambiguation (via context triple) batch_69a2b0198e08819088752a41f4a1d488 completed Feb. 28, 2026, 9:06 a.m.
NEDg Description generation batch_69a2b0cc512c8190a6c8ebef9b97d653 completed Feb. 28, 2026, 9:09 a.m.
NED2 Entity disambiguation (via description) batch_69a2b185f194819095e8db41918a20e7 completed Feb. 28, 2026, 9:12 a.m.
Created at: Feb. 28, 2026, 2:31 a.m.