Triple

T500185
Position Surface form Disambiguated ID Type / Status
Subject Library of Congress catalogers E10382 entity
Predicate employedInDepartment P1467 FINISHED
Object Library of Congress Acquisitions and Bibliographic Access Directorate
The Library of Congress Acquisitions and Bibliographic Access Directorate is the division of the Library of Congress responsible for acquiring materials and creating the cataloging and bibliographic records that support access to the library’s collections.
E63420 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: Library of Congress Acquisitions and Bibliographic Access Directorate | Statement: [Library of Congress catalogers, employedInDepartment, Library of Congress Acquisitions and Bibliographic Access Directorate]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Library of Congress Acquisitions and Bibliographic Access Directorate
Context triple: [Library of Congress catalogers, employedInDepartment, Library of Congress Acquisitions and Bibliographic Access Directorate]
  • A. Library of Congress Policy and Standards Division
    The Library of Congress Policy and Standards Division is the unit within the Library of Congress responsible for developing, maintaining, and overseeing cataloging policies, standards, and classification systems used by libraries worldwide.
  • B. Library of Congress
    The Library of Congress is the national library of the United States and one of the world’s largest and most comprehensive research libraries, serving as the research arm of the U.S. Congress.
  • C. Librarian of Congress
    The Librarian of Congress is the chief executive and primary steward of the United States Library of Congress, overseeing its collections, services, and national library programs.
  • D. Library of Congress Online Catalog
    The Library of Congress Online Catalog is the digital search system that provides public access to the Library of Congress’s vast collections of books, recordings, photographs, maps, and other materials.
  • E. Library of Congress catalogers
    Library of Congress catalogers are professional librarians and metadata specialists at the U.S. Library of Congress who create and maintain authoritative bibliographic records for materials in its collections.
  • 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: Library of Congress Acquisitions and Bibliographic Access Directorate
Triple: [Library of Congress catalogers, employedInDepartment, Library of Congress Acquisitions and Bibliographic Access Directorate]
Generated description
The Library of Congress Acquisitions and Bibliographic Access Directorate is the division of the Library of Congress responsible for acquiring materials and creating the cataloging and bibliographic records that support access to the library’s collections.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Library of Congress Acquisitions and Bibliographic Access Directorate
Target entity description: The Library of Congress Acquisitions and Bibliographic Access Directorate is the division of the Library of Congress responsible for acquiring materials and creating the cataloging and bibliographic records that support access to the library’s collections.
  • A. Library of Congress Policy and Standards Division
    The Library of Congress Policy and Standards Division is the unit within the Library of Congress responsible for developing, maintaining, and overseeing cataloging policies, standards, and classification systems used by libraries worldwide.
  • B. Library of Congress
    The Library of Congress is the national library of the United States and one of the world’s largest and most comprehensive research libraries, serving as the research arm of the U.S. Congress.
  • C. Librarian of Congress
    The Librarian of Congress is the chief executive and primary steward of the United States Library of Congress, overseeing its collections, services, and national library programs.
  • D. Library of Congress Online Catalog
    The Library of Congress Online Catalog is the digital search system that provides public access to the Library of Congress’s vast collections of books, recordings, photographs, maps, and other materials.
  • E. Library of Congress catalogers
    Library of Congress catalogers are professional librarians and metadata specialists at the U.S. Library of Congress who create and maintain authoritative bibliographic records for materials in its collections.
  • 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_69a2e847df8481909239ec08ccf1e376 completed Feb. 28, 2026, 1:06 p.m.
NER Named-entity recognition batch_69a2f13096248190a622a58dcf540b00 completed Feb. 28, 2026, 1:44 p.m.
NED1 Entity disambiguation (via context triple) batch_69a4984d3a4881909b4bec4c9b7dcd03 completed March 1, 2026, 7:49 p.m.
NEDg Description generation batch_69a49c5d940c8190802f51ddd722913d completed March 1, 2026, 8:06 p.m.
NED2 Entity disambiguation (via description) batch_69a49dc00084819088f75c7ff9d93f94 completed March 1, 2026, 8:12 p.m.
Created at: Feb. 28, 2026, 1:12 p.m.