Triple

T21230367
Position Surface form Disambiguated ID Type / Status
Subject West Carson, California E523195 entity
Predicate servedByHospital P50261 FINISHED
Object Harbor–UCLA Medical Center
Harbor–UCLA Medical Center is a major public teaching hospital and Level I trauma center in Los Angeles County affiliated with the UCLA School of Medicine.
E1473665 NE FINISHED

How this triple was built (5 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: Harbor–UCLA Medical Center | Statement: [West Carson, California, servedByHospital, Harbor–UCLA Medical Center]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Harbor–UCLA Medical Center
Context triple: [West Carson, California, servedByHospital, Harbor–UCLA Medical Center]
  • A. UCLA Medical Center, Santa Monica
    UCLA Medical Center, Santa Monica is a major community-based academic hospital in Santa Monica, California, affiliated with the UCLA David Geffen School of Medicine and UCLA Health, providing a wide range of inpatient, outpatient, and emergency medical services.
  • B. Keck Hospital of USC
    Keck Hospital of USC is a major academic medical center in Los Angeles that serves as the primary teaching hospital for the Keck School of Medicine of the University of Southern California.
  • C. LAC+USC Medical Center
    LAC+USC Medical Center is a major public teaching hospital in Los Angeles that serves as a primary training site and safety-net facility for the region.
  • D. Kaiser Permanente Los Angeles Medical Center
    Kaiser Permanente Los Angeles Medical Center is a major Kaiser Permanente hospital and medical campus located in the Hollywood area of Los Angeles, California.
  • E. Cedars-Sinai Medical Center
    Cedars-Sinai Medical Center is a major nonprofit academic medical center in Los Angeles renowned for its advanced clinical care, research, and teaching programs.
  • 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: Harbor–UCLA Medical Center
Triple: [West Carson, California, servedByHospital, Harbor–UCLA Medical Center]
Generated description
Harbor–UCLA Medical Center is a major public teaching hospital and Level I trauma center in Los Angeles County affiliated with the UCLA School of Medicine.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Harbor–UCLA Medical Center
Target entity description: Harbor–UCLA Medical Center is a major public teaching hospital and Level I trauma center in Los Angeles County affiliated with the UCLA School of Medicine.
  • A. UCLA Medical Center, Santa Monica
    UCLA Medical Center, Santa Monica is a major community-based academic hospital in Santa Monica, California, affiliated with the UCLA David Geffen School of Medicine and UCLA Health, providing a wide range of inpatient, outpatient, and emergency medical services.
  • B. Keck Hospital of USC
    Keck Hospital of USC is a major academic medical center in Los Angeles that serves as the primary teaching hospital for the Keck School of Medicine of the University of Southern California.
  • C. LAC+USC Medical Center
    LAC+USC Medical Center is a major public teaching hospital in Los Angeles that serves as a primary training site and safety-net facility for the region.
  • D. Kaiser Permanente Los Angeles Medical Center
    Kaiser Permanente Los Angeles Medical Center is a major Kaiser Permanente hospital and medical campus located in the Hollywood area of Los Angeles, California.
  • E. Cedars-Sinai Medical Center
    Cedars-Sinai Medical Center is a major nonprofit academic medical center in Los Angeles renowned for its advanced clinical care, research, and teaching programs.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: servedByHospital
Context triple: [West Carson, California, servedByHospital, Harbor–UCLA Medical Center]
  • A. containsHospital chosen
    Indicates that one entity includes or encompasses a hospital within its boundaries or composition.
  • B. hospitalizedIn
    Indicates that a person or patient is admitted for medical care and staying as an inpatient in a specified hospital or healthcare facility.
  • C. hasHospitalType
    Indicates that a hospital is classified as belonging to a specific type or category (e.g., general, specialized, teaching).
  • D. basedInHospitalSystem
    Indicates that an entity operates within, is affiliated with, or is organizationally part of a particular hospital system.
  • E. hasAffiliatedHospital
    Indicates that one entity (typically a medical professional, clinic, or organization) is formally connected or associated with a particular hospital for professional or operational purposes.
  • F. None of above.

Provenance (6 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_69e0b512ad94819087942b2ed925185f completed April 16, 2026, 10:08 a.m.
NER Named-entity recognition batch_69e734af3d508190b3359d14496370b6 completed April 21, 2026, 8:26 a.m.
NED1 Entity disambiguation (via context triple) batch_6a0986eb78208190b950f2c27d90f2d8 completed May 17, 2026, 9:14 a.m.
NEDg Description generation batch_6a09876a38788190b2cef66b9d0c2f73 completed May 17, 2026, 9:16 a.m.
NED2 Entity disambiguation (via description) batch_6a09881c2d4c8190ab2cdf5dc99a43b0 completed May 17, 2026, 9:19 a.m.
PD Predicate disambiguation batch_69e5f60e1a888190ba75e2e900270a4e completed April 20, 2026, 9:46 a.m.
Created at: April 16, 2026, 3:45 p.m.