Triple

T8821942
Position Surface form Disambiguated ID Type / Status
Subject Enoch Pratt Free Library Central Library E209923 entity
Predicate isMainBranchOf P43609 FINISHED
Object Baltimore public library system
The Baltimore public library system is the network of public libraries serving residents of Baltimore, Maryland, providing free access to books, digital resources, and community programs.
E759773 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: Baltimore public library system | Statement: [Enoch Pratt Free Library Central Library, isMainBranchOf, Baltimore public library system]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Baltimore public library system
Context triple: [Enoch Pratt Free Library Central Library, isMainBranchOf, Baltimore public library system]
  • A. Montgomery County Public Libraries
    Montgomery County Public Libraries is the public library system serving residents of Montgomery County, Maryland, through a network of community branches and services.
  • B. Prince George’s County Memorial Library System
    Prince George’s County Memorial Library System is the public library system serving Prince George’s County, Maryland, providing community access to books, digital resources, and educational programs across multiple branch locations.
  • C. Abington Public Library
    Abington Public Library is the main public library serving the residents of Abington, Massachusetts with lending materials, community programs, and information services.
  • D. District of Columbia Public Library
    The District of Columbia Public Library is the public library system serving Washington, D.C., providing residents with access to books, digital resources, community programs, and educational services across multiple neighborhood branches.
  • E. Clinton Public Library
    Clinton Public Library is the main public library serving the residents of Clinton, Tennessee with access to books, media, and community 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: Baltimore public library system
Triple: [Enoch Pratt Free Library Central Library, isMainBranchOf, Baltimore public library system]
Generated description
The Baltimore public library system is the network of public libraries serving residents of Baltimore, Maryland, providing free access to books, digital resources, and community programs.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Baltimore public library system
Target entity description: The Baltimore public library system is the network of public libraries serving residents of Baltimore, Maryland, providing free access to books, digital resources, and community programs.
  • A. Montgomery County Public Libraries
    Montgomery County Public Libraries is the public library system serving residents of Montgomery County, Maryland, through a network of community branches and services.
  • B. Prince George’s County Memorial Library System
    Prince George’s County Memorial Library System is the public library system serving Prince George’s County, Maryland, providing community access to books, digital resources, and educational programs across multiple branch locations.
  • C. Abington Public Library
    Abington Public Library is the main public library serving the residents of Abington, Massachusetts with lending materials, community programs, and information services.
  • D. District of Columbia Public Library
    The District of Columbia Public Library is the public library system serving Washington, D.C., providing residents with access to books, digital resources, community programs, and educational services across multiple neighborhood branches.
  • E. Clinton Public Library
    Clinton Public Library is the main public library serving the residents of Clinton, Tennessee with access to books, media, and community programs.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: isMainBranchOf
Context triple: [Enoch Pratt Free Library Central Library, isMainBranchOf, Baltimore public library system]
  • A. isIndependentBranchOf
    Indicates that one branch or subdivision operates autonomously and is not subordinate to the other branch or organization it is associated with.
  • B. isUniqueBranchOf
    Indicates that one branch is the sole or distinct sub-branch associated with a particular parent entity or structure.
  • C. parentBranch
    Indicates that one branch serves as the direct ancestor or source from which another branch originates or is derived.
  • D. centralBranch chosen
    Indicates that one entity functions as the main or primary branch within a larger organizational or structural system relative to another entity.
  • E. representedBranch
    Indicates that one entity serves as a representative or proxy for a particular branch of another entity or organization.
  • 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_69ca8364e13081909c85fe80f44fe86f completed March 30, 2026, 2:06 p.m.
NER Named-entity recognition batch_69cc602ed87c8190ab772e5cbb2da68d completed April 1, 2026, midnight
NED1 Entity disambiguation (via context triple) batch_69cf6fd064208190b1c8e1e1848763d2 completed April 3, 2026, 7:44 a.m.
NEDg Description generation batch_69cf71e0bd14819089a9667d573f2295 completed April 3, 2026, 7:53 a.m.
NED2 Entity disambiguation (via description) batch_69cf743758c881909eecaf9bdbb047e5 completed April 3, 2026, 8:03 a.m.
PD Predicate disambiguation batch_69cc5c21e64c81908490e3b0875dc0d6 completed March 31, 2026, 11:43 p.m.
Created at: March 30, 2026, 6:46 p.m.