Triple

T21205868
Position Surface form Disambiguated ID Type / Status
Subject Board of Trustees of Massachusetts General Hospital E522577 entity
Predicate employs P7 FINISHED
Object President of Massachusetts General Hospital
The President of Massachusetts General Hospital is the chief executive leader responsible for overseeing the hospital’s operations, strategic direction, and overall clinical and research mission.
E1472070 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: President of Massachusetts General Hospital | Statement: [Board of Trustees of Massachusetts General Hospital, employs, President of Massachusetts General Hospital]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: President of Massachusetts General Hospital
Context triple: [Board of Trustees of Massachusetts General Hospital, employs, President of Massachusetts General Hospital]
  • A. CEO of Harvard Pilgrim Health Care
    The CEO of Harvard Pilgrim Health Care is the chief executive responsible for leading and overseeing the operations and strategic direction of the nonprofit New England–based health insurance company Harvard Pilgrim Health Care.
  • B. Secretary of Health and Human Services of Massachusetts
    The Secretary of Health and Human Services of Massachusetts is the state’s top official overseeing public health, social services, and human services agencies and policies within the Commonwealth.
  • C. Dean of the Johns Hopkins University School of Medicine
    The Dean of the Johns Hopkins University School of Medicine is the chief academic and administrative leader responsible for overseeing the institution’s medical education, research, and clinical missions.
  • D. President of MIT
    The President of MIT is the chief executive officer of the Massachusetts Institute of Technology, responsible for its overall academic leadership, strategic direction, and institutional governance.
  • E. Chancellor of the Massachusetts Institute of Technology
    The Chancellor of the Massachusetts Institute of Technology is a senior academic and administrative leader responsible for overseeing student life, education, and key institutional initiatives at MIT.
  • 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: President of Massachusetts General Hospital
Triple: [Board of Trustees of Massachusetts General Hospital, employs, President of Massachusetts General Hospital]
Generated description
The President of Massachusetts General Hospital is the chief executive leader responsible for overseeing the hospital’s operations, strategic direction, and overall clinical and research mission.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: President of Massachusetts General Hospital
Target entity description: The President of Massachusetts General Hospital is the chief executive leader responsible for overseeing the hospital’s operations, strategic direction, and overall clinical and research mission.
  • A. CEO of Harvard Pilgrim Health Care
    The CEO of Harvard Pilgrim Health Care is the chief executive responsible for leading and overseeing the operations and strategic direction of the nonprofit New England–based health insurance company Harvard Pilgrim Health Care.
  • B. Secretary of Health and Human Services of Massachusetts
    The Secretary of Health and Human Services of Massachusetts is the state’s top official overseeing public health, social services, and human services agencies and policies within the Commonwealth.
  • C. Dean of the Johns Hopkins University School of Medicine
    The Dean of the Johns Hopkins University School of Medicine is the chief academic and administrative leader responsible for overseeing the institution’s medical education, research, and clinical missions.
  • D. President of MIT
    The President of MIT is the chief executive officer of the Massachusetts Institute of Technology, responsible for its overall academic leadership, strategic direction, and institutional governance.
  • E. Chancellor of the Massachusetts Institute of Technology
    The Chancellor of the Massachusetts Institute of Technology is a senior academic and administrative leader responsible for overseeing student life, education, and key institutional initiatives at MIT.
  • 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_69e0b5112d8881909510b2dcdc93106d completed April 16, 2026, 10:08 a.m.
NER Named-entity recognition batch_69e734342e9081909e241bed54dbc0b4 completed April 21, 2026, 8:24 a.m.
NED1 Entity disambiguation (via context triple) batch_6a097ed0fc988190b112058f5bb03515 completed May 17, 2026, 8:39 a.m.
NEDg Description generation batch_6a09807f39188190adaba95201b15d49 completed May 17, 2026, 8:46 a.m.
NED2 Entity disambiguation (via description) batch_6a0981288c4c8190bc9ecf6073be5ab3 completed May 17, 2026, 8:49 a.m.
Created at: April 16, 2026, 3:20 p.m.