Triple

T488631
Position Surface form Disambiguated ID Type / Status
Subject Mellon Institute of Industrial Research E9935 entity
Predicate locatedOn P40 FINISHED
Object Fifth Avenue, Pittsburgh
Fifth Avenue in Pittsburgh is a major thoroughfare in the city’s Oakland and surrounding neighborhoods, known for hosting prominent institutions such as universities, museums, and research centers.
E130059 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: Fifth Avenue, Pittsburgh | Statement: [Mellon Institute of Industrial Research, locatedOn, Fifth Avenue, Pittsburgh]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Fifth Avenue, Pittsburgh
Context triple: [Mellon Institute of Industrial Research, locatedOn, Fifth Avenue, Pittsburgh]
  • A. Spring Street
    Spring Street is a local roadway that intersects at Inman Square in Cambridge, Massachusetts, contributing to the neighborhood’s dense urban street grid.
  • B. Geneva Avenue
    Geneva Avenue is a major street in the Dorchester neighborhood of Boston, Massachusetts, known for its diverse residential and commercial areas and its proximity to the Fields Corner district.
  • C. The Embarcadero
    The Embarcadero is a major waterfront roadway and promenade in San Francisco known for its piers, views of the bay, and access to landmarks like the Ferry Building.
  • D. Fulton Street
    Fulton Street is a major east–west thoroughfare in San Francisco that runs along the northern edge of Alamo Square Park, offering iconic views of the Painted Ladies and the city skyline.
  • E. Washington Street Mall
    Washington Street Mall is a popular pedestrian shopping and dining district in historic Cape May, New Jersey.
  • 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: Fifth Avenue, Pittsburgh
Triple: [Mellon Institute of Industrial Research, locatedOn, Fifth Avenue, Pittsburgh]
Generated description
Fifth Avenue in Pittsburgh is a major thoroughfare in the city’s Oakland and surrounding neighborhoods, known for hosting prominent institutions such as universities, museums, and research centers.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Fifth Avenue, Pittsburgh
Target entity description: Fifth Avenue in Pittsburgh is a major thoroughfare in the city’s Oakland and surrounding neighborhoods, known for hosting prominent institutions such as universities, museums, and research centers.
  • A. Spring Street
    Spring Street is a local roadway that intersects at Inman Square in Cambridge, Massachusetts, contributing to the neighborhood’s dense urban street grid.
  • B. Geneva Avenue
    Geneva Avenue is a major street in the Dorchester neighborhood of Boston, Massachusetts, known for its diverse residential and commercial areas and its proximity to the Fields Corner district.
  • C. The Embarcadero
    The Embarcadero is a major waterfront roadway and promenade in San Francisco known for its piers, views of the bay, and access to landmarks like the Ferry Building.
  • D. Fulton Street
    Fulton Street is a major east–west thoroughfare in San Francisco that runs along the northern edge of Alamo Square Park, offering iconic views of the Painted Ladies and the city skyline.
  • E. Washington Street Mall
    Washington Street Mall is a popular pedestrian shopping and dining district in historic Cape May, New Jersey.
  • 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_69a2e802e2908190ab17c9479e0b6412 completed Feb. 28, 2026, 1:05 p.m.
NER Named-entity recognition batch_69a2f0df764481909811d9483dfbc4aa completed Feb. 28, 2026, 1:42 p.m.
NED1 Entity disambiguation (via context triple) batch_69ac5988ace881908f2884b5172be062 completed March 7, 2026, 4:59 p.m.
NEDg Description generation batch_69ac5a1fd5448190a72354c1017dfcf4 completed March 7, 2026, 5:02 p.m.
NED2 Entity disambiguation (via description) batch_69ac5a76e99c8190be49b80e31088693 completed March 7, 2026, 5:03 p.m.
Created at: Feb. 28, 2026, 1:12 p.m.