Triple

T17443573
Position Surface form Disambiguated ID Type / Status
Subject Homewood Branch of the Carnegie Library of Pittsburgh E424719 entity
Predicate serviceArea P82 FINISHED
Object Pittsburgh neighborhoods
Pittsburgh neighborhoods are the distinct residential and commercial districts that make up the city of Pittsburgh, each with its own history, culture, and community identity.
E1269138 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: Pittsburgh neighborhoods | Statement: [Homewood Branch of the Carnegie Library of Pittsburgh, serviceArea, Pittsburgh neighborhoods]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Pittsburgh neighborhoods
Context triple: [Homewood Branch of the Carnegie Library of Pittsburgh, serviceArea, Pittsburgh neighborhoods]
  • A. Downtown Pittsburgh
    Downtown Pittsburgh is the city’s central business district, known for its dense cluster of skyscrapers, cultural venues, and its location at the confluence of the Allegheny, Monongahela, and Ohio Rivers.
  • B. East End of Pittsburgh
    The East End of Pittsburgh is a large, historically diverse urban area of the city known for its residential neighborhoods, cultural institutions, and commercial districts including places like Oakland, Shadyside, and Squirrel Hill.
  • C. South Side (Pittsburgh)
    South Side (Pittsburgh) is a historic, densely populated neighborhood along the Monongahela River known for its vibrant nightlife, eclectic shops, and preserved 19th-century architecture.
  • D. Oakland neighborhood of Pittsburgh
    The Oakland neighborhood of Pittsburgh is a major cultural and academic hub of the city, best known for housing institutions like the University of Pittsburgh, Carnegie Mellon University, and numerous museums and medical centers.
  • E. Strip District, Pittsburgh
    The Strip District is a historic Pittsburgh neighborhood known for its bustling open-air markets, ethnic food shops, and converted warehouses housing restaurants, nightlife, and specialty retailers.
  • 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: Pittsburgh neighborhoods
Triple: [Homewood Branch of the Carnegie Library of Pittsburgh, serviceArea, Pittsburgh neighborhoods]
Generated description
Pittsburgh neighborhoods are the distinct residential and commercial districts that make up the city of Pittsburgh, each with its own history, culture, and community identity.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Pittsburgh neighborhoods
Target entity description: Pittsburgh neighborhoods are the distinct residential and commercial districts that make up the city of Pittsburgh, each with its own history, culture, and community identity.
  • A. Downtown Pittsburgh
    Downtown Pittsburgh is the city’s central business district, known for its dense cluster of skyscrapers, cultural venues, and its location at the confluence of the Allegheny, Monongahela, and Ohio Rivers.
  • B. East End of Pittsburgh
    The East End of Pittsburgh is a large, historically diverse urban area of the city known for its residential neighborhoods, cultural institutions, and commercial districts including places like Oakland, Shadyside, and Squirrel Hill.
  • C. South Side (Pittsburgh)
    South Side (Pittsburgh) is a historic, densely populated neighborhood along the Monongahela River known for its vibrant nightlife, eclectic shops, and preserved 19th-century architecture.
  • D. Oakland neighborhood of Pittsburgh
    The Oakland neighborhood of Pittsburgh is a major cultural and academic hub of the city, best known for housing institutions like the University of Pittsburgh, Carnegie Mellon University, and numerous museums and medical centers.
  • E. Strip District, Pittsburgh
    The Strip District is a historic Pittsburgh neighborhood known for its bustling open-air markets, ethnic food shops, and converted warehouses housing restaurants, nightlife, and specialty retailers.
  • 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_69d889db0ba481908402409af3b37917 completed April 10, 2026, 5:25 a.m.
NER Named-entity recognition batch_69e44ff927ec8190995798f569e913ba completed April 19, 2026, 3:46 a.m.
NED1 Entity disambiguation (via context triple) batch_6a01aff63d688190b8fa63c8edafc01c completed May 11, 2026, 10:31 a.m.
NEDg Description generation batch_6a01b0a265348190a884a58f3caf54df completed May 11, 2026, 10:34 a.m.
NED2 Entity disambiguation (via description) batch_6a01b1b0553c8190bb76969fe95154ff completed May 11, 2026, 10:38 a.m.
Created at: April 10, 2026, 5:47 a.m.